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Alpha motor neuron, the Glossary

️Sat Jul 28 2012

Alpha (α) motor neurons (also called alpha motoneurons), are large, multipolar lower motor neurons of the brainstem and spinal cord.^[1]

113 relations: Acetylcholine, Action potential, Alar plate, ALS, Anatomical terms of motion, Anterior corticospinal tract, Anterior grey column, Apoptosis, Atrophy, Autoimmune disease, Axon, Axon guidance, Basal plate (neural tube), Beta motor neuron, Biceps, Brainstem, Caliber, Cellular differentiation, Central nervous system, Cerebral cortex, Cervical enlargement, Chemical synapse, Corticobulbar tract, Corticospinal tract, Cranial nerve nucleus, Cranial nerves, Cytoarchitecture, Electromyography, Embryo, Extrafusal muscle fiber, Fasciculation, Floor plate, GABA, Gamma motor neuron, Gastrocnemius muscle, Glutamic acid, Golgi tendon organ, Grey matter, Group A nerve fiber, Growth factor, Head, Hypoglossal nucleus, Hyporeflexia, Infection, Injury, Interneuron, Intrafusal muscle fiber, Ischemia, Lateral corticospinal tract, Lesion, ... Expand index (63 more) »
Central nervous system neurons
Efferent neurons
Somatic motor system

Acetylcholine

Acetylcholine (ACh) is an organic compound that functions in the brain and body of many types of animals (including humans) as a neurotransmitter.

See Alpha motor neuron and Acetylcholine

Action potential

An action potential occurs when the membrane potential of a specific cell rapidly rises and falls.

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The alar plate (or alar lamina) is a neural structure in the embryonic nervous system, part of the dorsal side of the neural tube, that involves the communication of general somatic and general visceral sensory impulses.

See Alpha motor neuron and Alar plate

ALS

Amyotrophic lateral sclerosis (ALS), also known as motor neurone disease (MND) or Lou Gehrig's disease in the United States, is a rare, terminal neurodegenerative disorder that results in the progressive loss of both upper and lower motor neurons that normally control voluntary muscle contraction.

See Alpha motor neuron and ALS

Anatomical terms of motion

Motion, the process of movement, is described using specific anatomical terms.

See Alpha motor neuron and Anatomical terms of motion

Anterior corticospinal tract

The anterior corticospinal tract (also called the ventral corticospinal tract, "Bundle of Turck", medial corticospinal tract, direct pyramidal tract, or anterior cerebrospinal fasciculus) is a small bundle of descending fibers that connect the cerebral cortex to the spinal cord.

See Alpha motor neuron and Anterior corticospinal tract

Anterior grey column

The anterior grey column (also called the anterior cornu, anterior horn of spinal cord, motor horn or ventral horn) is the front column of grey matter in the spinal cord.

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Apoptosis

Apoptosis (from falling off) is a form of programmed cell death that occurs in multicellular organisms and in some eukaryotic, single-celled microorganisms such as yeast.

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Atrophy

Atrophy is the partial or complete wasting away of a part of the body.

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Autoimmune disease

An autoimmune disease is a condition that results from an anomalous response of the adaptive immune system, wherein it mistakenly targets and attacks healthy, functioning parts of the body as if they were foreign organisms.

See Alpha motor neuron and Autoimmune disease

Axon

An axon (from Greek ἄξων áxōn, axis) or nerve fiber (or nerve fibre: see spelling differences) is a long, slender projection of a nerve cell, or neuron, in vertebrates, that typically conducts electrical impulses known as action potentials away from the nerve cell body.

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Axon guidance

Axon guidance (also called axon pathfinding) is a subfield of neural development concerning the process by which neurons send out axons to reach their correct targets.

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Basal plate (neural tube)

In the developing nervous system, the basal plate is the region of the neural tube ventral to the sulcus limitans.

See Alpha motor neuron and Basal plate (neural tube)

Beta motor neuron

Beta motor neurons (β motor neurons), also called beta motoneurons, are a few kind of lower motor neuron, along with alpha motor neurons and gamma motor neurons. Alpha motor neuron and beta motor neuron are Efferent neurons and somatic motor system.

See Alpha motor neuron and Beta motor neuron

Biceps

The biceps or biceps brachii (musculus biceps brachii, "two-headed muscle of the arm") are a large muscle that lies on the front of the upper arm between the shoulder and the elbow.

See Alpha motor neuron and Biceps

Brainstem

The brainstem (or brain stem) is the stalk-like part of the brain that connects the forebrain (the cerebrum and diencephalon) with the spinal cord.

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Caliber

In guns, particularly firearms, but not artillery, where a different definition may apply, caliber (or calibre; sometimes abbreviated as "cal") is the specified nominal internal diameter of the gun barrel bore – regardless of how or where the bore is measured and whether the finished bore matches that specification.

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Cellular differentiation

Cellular differentiation is the process in which a stem cell changes from one type to a differentiated one.

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Central nervous system

The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord.

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Cerebral cortex

The cerebral cortex, also known as the cerebral mantle, is the outer layer of neural tissue of the cerebrum of the brain in humans and other mammals.

See Alpha motor neuron and Cerebral cortex

Cervical enlargement

The cervical enlargement corresponds with the attachments of the large nerves which supply the upper limbs.

See Alpha motor neuron and Cervical enlargement

Chemical synapse

Chemical synapses are biological junctions through which neurons' signals can be sent to each other and to non-neuronal cells such as those in muscles or glands.

See Alpha motor neuron and Chemical synapse

Corticobulbar tract

In neuroanatomy, the corticobulbar (or corticonuclear) tract is a two-neuron white matter motor pathway connecting the motor cortex in the cerebral cortex to the medullary pyramids, which are part of the brainstem's medulla oblongata (also called "bulbar") region, and are primarily involved in carrying the motor function of the non-oculomotor cranial nerves.

See Alpha motor neuron and Corticobulbar tract

Corticospinal tract

The corticospinal tract is a white matter motor pathway starting at the cerebral cortex that terminates on lower motor neurons and interneurons in the spinal cord, controlling movements of the limbs and trunk.

See Alpha motor neuron and Corticospinal tract

Cranial nerve nucleus

A cranial nerve nucleus is a collection of neurons (gray matter) in the brain stem that is associated with one or more of the cranial nerves.

See Alpha motor neuron and Cranial nerve nucleus

Cranial nerves

Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), of which there are conventionally considered twelve pairs.

See Alpha motor neuron and Cranial nerves

Cytoarchitecture

Cytoarchitecture (from Greek κύτος 'cell' and ἀρχιτεκτονική 'architecture'), also known as cytoarchitectonics, is the study of the cellular composition of the central nervous system's tissues under the microscope.

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Electromyography

Electromyography (EMG) is a technique for evaluating and recording the electrical activity produced by skeletal muscles.

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Embryo

An embryo is the initial stage of development for a multicellular organism.

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Extrafusal muscle fibers are the standard skeletal muscle fibers that are innervated by alpha motor neurons and generate tension by contracting, thereby allowing for skeletal movement.

See Alpha motor neuron and Extrafusal muscle fiber

Fasciculation

A fasciculation, or muscle twitch, is a spontaneous, involuntary muscle contraction and relaxation, involving fine muscle fibers.

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Floor plate

The floor plate is a structure integral to the developing nervous system of vertebrate organisms.

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GABA

GABA (gamma Aminobutyric acid, γ-Aminobutyric acid) is the chief inhibitory neurotransmitter in the developmentally mature mammalian central nervous system.

See Alpha motor neuron and GABA

Gamma motor neuron

A gamma motor neuron (γ motor neuron), also called gamma motoneuron, or fusimotor neuron, is a type of lower motor neuron that takes part in the process of muscle contraction, and represents about 30% of (Aγ) fibers going to the muscle. Alpha motor neuron and gamma motor neuron are Efferent neurons and somatic motor system.

See Alpha motor neuron and Gamma motor neuron

Gastrocnemius muscle

The gastrocnemius muscle (plural gastrocnemii) is a superficial two-headed muscle that is in the back part of the lower leg of humans.

See Alpha motor neuron and Gastrocnemius muscle

Glutamic acid

Glutamic acid (symbol Glu or E; the anionic form is known as glutamate) is an α-amino acid that is used by almost all living beings in the biosynthesis of proteins.

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Golgi tendon organ

The Golgi tendon organ (GTO) (also called Golgi organ, tendon organ, neurotendinous organ or neurotendinous spindle) is a proprioceptor – a type of sensory receptor that senses changes in muscle tension.

See Alpha motor neuron and Golgi tendon organ

Grey matter

Grey matter, or brain matter in American English, is a major component of the central nervous system, consisting of neuronal cell bodies, neuropil (dendrites and unmyelinated axons), glial cells (astrocytes and oligodendrocytes), synapses, and capillaries.

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Group A nerve fiber

Group A nerve fibers are one of the three classes of nerve fiber as generally classified by Erlanger and Gasser.

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Growth factor

A growth factor is a naturally occurring substance capable of stimulating cell proliferation, wound healing, and occasionally cellular differentiation.

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Head

A head is the part of an organism which usually includes the ears, brain, forehead, cheeks, chin, eyes, nose, and mouth, each of which aid in various sensory functions such as sight, hearing, smell, and taste.

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Hypoglossal nucleus

The hypoglossal nucleus is a cranial nerve nucleus, found within the medulla.

See Alpha motor neuron and Hypoglossal nucleus

Hyporeflexia

Hyporeflexia is the reduction or absence of normal bodily reflexes (areflexia).

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Infection

An infection is the invasion of tissues by pathogens, their multiplication, and the reaction of host tissues to the infectious agent and the toxins they produce.

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Injury

Injury is physiological damage to the living tissue of any organism, whether in humans, in other animals, or in plants.

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Interneuron

Interneurons (also called internuncial neurons, relay neurons, association neurons, connector neurons, intermediate neurons or local circuit neurons) are neurons that connect to brain regions, i.e. not direct motor neurons or sensory neurons.

See Alpha motor neuron and Interneuron

Intrafusal muscle fiber

Intrafusal muscle fibers are skeletal muscle fibers that serve as specialized sensory organs (proprioceptors).

See Alpha motor neuron and Intrafusal muscle fiber

Ischemia

Ischemia or ischaemia is a restriction in blood supply to any tissue, muscle group, or organ of the body, causing a shortage of oxygen that is needed for cellular metabolism (to keep tissue alive).

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Lateral corticospinal tract

The lateral corticospinal tract (also called the crossed pyramidal tract or lateral cerebrospinal fasciculus) is the largest part of the corticospinal tract.

See Alpha motor neuron and Lateral corticospinal tract

Lesion

A lesion is any damage or abnormal change in the tissue of an organism, usually caused by injury or diseases.

See Alpha motor neuron and Lesion

Lower motor neuron

Lower motor neurons (LMNs) are motor neurons located in either the anterior grey column, anterior nerve roots (spinal lower motor neurons) or the cranial nerve nuclei of the brainstem and cranial nerves with motor function (cranial nerve lower motor neurons). Alpha motor neuron and lower motor neuron are Efferent neurons and somatic motor system.

See Alpha motor neuron and Lower motor neuron

Lumbar enlargement

The lumbar enlargement (or lumbosacral enlargement) is a widened area of the spinal cord that gives attachment to the nerves which supply the lower limbs.

See Alpha motor neuron and Lumbar enlargement

Mechanoreceptor

A mechanoreceptor, also called mechanoceptor, is a sensory receptor that responds to mechanical pressure or distortion.

See Alpha motor neuron and Mechanoreceptor

Medulla oblongata

The medulla oblongata or simply medulla is a long stem-like structure which makes up the lower part of the brainstem.

See Alpha motor neuron and Medulla oblongata

Meninges

In anatomy, the meninges (meninx) are the three membranes that envelop the brain and spinal cord.

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Midbrain

The midbrain or mesencephalon is the rostral-most portion of the brainstem connecting the diencephalon and cerebrum with the pons. It consists of the cerebral peduncles, tegmentum, and tectum.

See Alpha motor neuron and Midbrain

Motor unit

In biology, a motor unit is made up of a motor neuron and all of the skeletal muscle fibers innervated by the neuron's axon terminals, including the neuromuscular junctions between the neuron and the fibres. Alpha motor neuron and motor unit are somatic motor system.

See Alpha motor neuron and Motor unit

Multipolar neuron

A multipolar neuron is a type of neuron that possesses a single axon and many dendrites (and dendritic branches), allowing for the integration of a great deal of information from other neurons. Alpha motor neuron and multipolar neuron are central nervous system neurons.

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Muscle contraction

Muscle contraction is the activation of tension-generating sites within muscle cells.

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Muscle spindle

Muscle spindles are stretch receptors within the body of a skeletal muscle that primarily detect changes in the length of the muscle.

See Alpha motor neuron and Muscle spindle

Muscle tone

In physiology, medicine, and anatomy, muscle tone (residual muscle tension or tonus) is the continuous and passive partial contraction of the muscles, or the muscle's resistance to passive stretch during resting state.

See Alpha motor neuron and Muscle tone

Myasthenia gravis

Myasthenia gravis (MG) is a long-term neuromuscular junction disease that leads to varying degrees of skeletal muscle weakness.

See Alpha motor neuron and Myasthenia gravis

Myelin

Myelin is a lipid-rich material that surrounds nerve cell axons (the nervous system's electrical wires) to insulate them and increase the rate at which electrical impulses (called action potentials) pass along the axon.

See Alpha motor neuron and Myelin

Neck

The neck is the part of the body on many vertebrates that connects the head with the torso.

See Alpha motor neuron and Neck

Nervous system

In biology, the nervous system is the highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to and from different parts of its body.

See Alpha motor neuron and Nervous system

Neural tube

In the developing chordate (including vertebrates), the neural tube is the embryonic precursor to the central nervous system, which is made up of the brain and spinal cord.

See Alpha motor neuron and Neural tube

Neuromuscular junction

A neuromuscular junction (or myoneural junction) is a chemical synapse between a motor neuron and a muscle fiber. Alpha motor neuron and neuromuscular junction are somatic motor system.

See Alpha motor neuron and Neuromuscular junction

Neuromuscular junction disease

Neuromuscular junction disease is a medical condition where the normal conduction through the neuromuscular junction fails to function correctly.

See Alpha motor neuron and Neuromuscular junction disease

Neuron

A neuron, neurone, or nerve cell is an excitable cell that fires electric signals called action potentials across a neural network in the nervous system.

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Neuroscience Information Framework

The Neuroscience Information Framework is a repository of global neuroscience web resources, including experimental, clinical, and translational neuroscience databases, knowledge bases, atlases, and genetic/genomic resources and provides many authoritative links throughout the neuroscience portal of Wikipedia.

See Alpha motor neuron and Neuroscience Information Framework

Neurotransmitter

A neurotransmitter is a signaling molecule secreted by a neuron to affect another cell across a synapse.

See Alpha motor neuron and Neurotransmitter

Neurotrophic factors

Neurotrophic factors (NTFs) are a family of biomolecules – nearly all of which are peptides or small proteins – that support the growth, survival, and differentiation of both developing and mature neurons.

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Nicotinic acetylcholine receptor

Nicotinic acetylcholine receptors, or nAChRs, are receptor polypeptides that respond to the neurotransmitter acetylcholine.

See Alpha motor neuron and Nicotinic acetylcholine receptor

Notochord

In zoology and developmental anatomy, the notochord is an elastic, rod-like anatomical structure found in many deuterostomal animals.

See Alpha motor neuron and Notochord

Nucleus (neuroanatomy)

In neuroanatomy, a nucleus (nuclei) is a cluster of neurons in the central nervous system, located deep within the cerebral hemispheres and brainstem.

See Alpha motor neuron and Nucleus (neuroanatomy)

Oculomotor nucleus

The fibers of the oculomotor nerve arise from a nucleus in the midbrain, which lies in the gray substance of the floor of the cerebral aqueduct and extends in front of the aqueduct for a short distance into the floor of the third ventricle.

See Alpha motor neuron and Oculomotor nucleus

Oligodendrocyte

Oligodendrocytes, also known as oligodendroglia, are a type of neuroglia whose main functions are to provide support and insulation to axons within the central nervous system (CNS) of jawed vertebrates.

See Alpha motor neuron and Oligodendrocyte

Paralysis

Paralysis (paralyses; also known as plegia) is a loss of motor function in one or more muscles.

See Alpha motor neuron and Paralysis

Patellar reflex

The patellar reflex, also called the knee reflex or knee-jerk, is a stretch reflex which tests the L2, L3, and L4 segments of the spinal cord.

See Alpha motor neuron and Patellar reflex

Peripheral nervous system

The peripheral nervous system (PNS) is one of two components that make up the nervous system of bilateral animals, with the other part being the central nervous system (CNS).

See Alpha motor neuron and Peripheral nervous system

Pia mater

Pia mater, in, retrieved 2012-07-28.

See Alpha motor neuron and Pia mater

Polio

Poliomyelitis, commonly shortened to polio, is an infectious disease caused by the poliovirus.

See Alpha motor neuron and Polio

Pons

The pons (pontes; from Latin pons, "bridge", from Proto-Indo-European *pónteh₁s, “path, road”, from *pent-, “path”. Cognate with Sanskrit पन्था, pánthā-) is part of the brainstem that in humans and other mammals, lies inferior to the midbrain, superior to the medulla oblongata and anterior to the cerebellum.

See Alpha motor neuron and Pons

Programmed cell death

Programmed cell death (PCD; sometimes referred to as cellular suicide) is the death of a cell as a result of events inside of a cell, such as apoptosis or autophagy.

See Alpha motor neuron and Programmed cell death

Quadriceps

The quadriceps femoris muscle (also called the quadriceps extensor, quadriceps or quads) is a large muscle group that includes the four prevailing muscles on the front of the thigh.

See Alpha motor neuron and Quadriceps

Red nucleus

The red nucleus or nucleus ruber is a structure in the rostral midbrain involved in motor coordination.

See Alpha motor neuron and Red nucleus

Reflex

In biology, a reflex, or reflex action, is an involuntary, unplanned sequence or action and nearly instantaneous response to a stimulus.

See Alpha motor neuron and Reflex

Reflex arc

A reflex arc is a neural pathway that controls a reflex.

See Alpha motor neuron and Reflex arc

Renshaw cell

Renshaw cells are inhibitory interneurons found in the gray matter of the spinal cord, and are associated in two ways with an alpha motor neuron. Alpha motor neuron and Renshaw cell are central nervous system neurons.

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Reticular formation

The reticular formation is a set of interconnected nuclei that are located in the brainstem, hypothalamus, and other regions.

See Alpha motor neuron and Reticular formation

Reticulospinal tract

The reticulospinal tracts (also known as descending or anterior reticulospinal tracts) are extrapyramidal motor tracts that descend from the reticular formation in two tracts to act on the motor neurons supplying the trunk and proximal limb flexors and extensors.

See Alpha motor neuron and Reticulospinal tract

Rexed laminae

The Rexed laminae (singular: Rexed lamina) comprise a system of ten layers of grey matter (I–X), identified in the early 1950s by Bror Rexed to label portions of the grey columns of the spinal cord.

See Alpha motor neuron and Rexed laminae

Rubrospinal tract

The rubrospinal tract is a part of the nervous system.

See Alpha motor neuron and Rubrospinal tract

Schwann cell

Schwann cells or neurolemmocytes (named after German physiologist Theodor Schwann) are the principal glia of the peripheral nervous system (PNS).

See Alpha motor neuron and Schwann cell

Sensory neuron

Sensory neurons, also known as afferent neurons, are neurons in the nervous system, that convert a specific type of stimulus, via their receptors, into action potentials or graded receptor potentials.

See Alpha motor neuron and Sensory neuron

Skeletal muscle

Skeletal muscle (commonly referred to as muscle) is one of the three types of vertebrate muscle tissue, the other being cardiac muscle and smooth muscle. Alpha motor neuron and Skeletal muscle are somatic motor system.

See Alpha motor neuron and Skeletal muscle

Soma (biology)

In cellular neuroscience, the soma (somata or somas), perikaryon (perikarya), neurocyton, or cell body is the bulbous, non-process portion of a neuron or other brain cell type, containing the cell nucleus.

See Alpha motor neuron and Soma (biology)

Somatic nervous system

The somatic nervous system (SNS) is made up of nerves that link the brain and spinal cord to voluntary or skeletal muscles that are under conscious control as well as to skin sensory receptors.

See Alpha motor neuron and Somatic nervous system

Somatotopic arrangement

Somatotopy is the point-for-point correspondence of an area of the body to a specific point on the central nervous system.

See Alpha motor neuron and Somatotopic arrangement

Sonic hedgehog protein

Sonic hedgehog protein (SHH) is encoded for by the SHH gene.

See Alpha motor neuron and Sonic hedgehog protein

Spinal cord

The spinal cord is a long, thin, tubular structure made up of nervous tissue that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column (backbone) of vertebrate animals.

See Alpha motor neuron and Spinal cord

Spinal nerve

A spinal nerve is a mixed nerve, which carries motor, sensory, and autonomic signals between the spinal cord and the body.

See Alpha motor neuron and Spinal nerve

Stretch reflex

The stretch reflex (myotatic reflex), or more accurately "muscle stretch reflex", is a muscle contraction in response to stretching a muscle. Alpha motor neuron and stretch reflex are somatic motor system.

See Alpha motor neuron and Stretch reflex

Superior oblique muscle

The superior oblique muscle or obliquus oculi superior is a fusiform muscle originating in the upper, medial side of the orbit (i.e. from beside the nose) which abducts, depresses and internally rotates the eye.

See Alpha motor neuron and Superior oblique muscle

Synapse

In the nervous system, a synapse is a structure that permits a neuron (or nerve cell) to pass an electrical or chemical signal to another neuron or to the target effector cell.

See Alpha motor neuron and Synapse

Tectospinal tract

In humans, the tectospinal tract (or colliculospinal tract) is a decussating extrapyramidal tract that coordinates head/neck and eye movements.

See Alpha motor neuron and Tectospinal tract

Thermoreceptor

A thermoreceptor is a non-specialised sense receptor, or more accurately the receptive portion of a sensory neuron, that codes absolute and relative changes in temperature, primarily within the innocuous range.

See Alpha motor neuron and Thermoreceptor

Transduction (physiology)

In physiology, transduction is the translation of arriving stimulus into an action potential by a sensory receptor.

See Alpha motor neuron and Transduction (physiology)

Trochlear nucleus

The nucleus of the trochlear nerve is a motor nucleus in the medial midbrain giving rise to the trochlear nerve (cranial nerve IV).

See Alpha motor neuron and Trochlear nucleus

Upper motor neuron

Upper motor neurons (UMNs) is a term introduced by William Gowers in 1886. Alpha motor neuron and Upper motor neuron are Efferent neurons.

See Alpha motor neuron and Upper motor neuron

Vestibular nuclei

The vestibular nuclei (VN) are the cranial nuclei for the vestibular nerve located in the brainstem.

See Alpha motor neuron and Vestibular nuclei

Vestibulospinal tract

The vestibulospinal tract is a neural tract in the central nervous system.

See Alpha motor neuron and Vestibulospinal tract

Virus

A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism.

See Alpha motor neuron and Virus

References

[1] https://en.wikipedia.org/wiki/Alpha_motor_neuron

Also known as A motorneuron, A-Motoneuron, A-Motor neuron, A-motoneurons, A-motorneuron, Alpha motoneuron, Alpha motoneurons, Alpha motor neurone, Alpha motor neurons, Alpha motorneuron, Alpha motorneurons, Alpha system, Α motoneurons, Α motor neurons, Α motorneuron, Α-Motoneuron, Α-Motor neuron, Α-Neuron, Α-motoneurons, Α-motorneuron.

, Lower motor neuron, Lumbar enlargement, Mechanoreceptor, Medulla oblongata, Meninges, Midbrain, Motor unit, Multipolar neuron, Muscle contraction, Muscle spindle, Muscle tone, Myasthenia gravis, Myelin, Neck, Nervous system, Neural tube, Neuromuscular junction, Neuromuscular junction disease, Neuron, Neuroscience Information Framework, Neurotransmitter, Neurotrophic factors, Nicotinic acetylcholine receptor, Notochord, Nucleus (neuroanatomy), Oculomotor nucleus, Oligodendrocyte, Paralysis, Patellar reflex, Peripheral nervous system, Pia mater, Polio, Pons, Programmed cell death, Quadriceps, Red nucleus, Reflex, Reflex arc, Renshaw cell, Reticular formation, Reticulospinal tract, Rexed laminae, Rubrospinal tract, Schwann cell, Sensory neuron, Skeletal muscle, Soma (biology), Somatic nervous system, Somatotopic arrangement, Sonic hedgehog protein, Spinal cord, Spinal nerve, Stretch reflex, Superior oblique muscle, Synapse, Tectospinal tract, Thermoreceptor, Transduction (physiology), Trochlear nucleus, Upper motor neuron, Vestibular nuclei, Vestibulospinal tract, Virus.

Alpha motor neuron, the Glossary

Table of Contents

See also

Central nervous system neurons

Efferent neurons

Somatic motor system

References