Perfusion, the Glossary
Perfusion is the passage of fluid through the circulatory system or lymphatic system to an organ or a tissue, usually referring to the delivery of blood to a capillary bed in tissue.[1]
Table of Contents
63 relations: Arterial spin labelling, Arteriole, Artery, August Krogh, Blood, Bolus (medicine), Capillary, Capillary refill, Cardiac output, Cardiothoracic surgery, Cardiovascular disease, Cerebral circulation, Cerebrovascular disease, Circulatory system, Contrast agent, Coronary artery disease, Dissipation, Embolus, Fluorescence, Health, Health professional, Heart, Hemodynamics, Homeostasis, Hyperaemia, In vivo, Inflammation, International System of Units, Ischemia, Isotopes of xenon, Life, Lymphatic system, Magnet, Magnetic susceptibility, Medicine, Molecular diffusion, Myocardial perfusion imaging, Necrosis, Neoplasm, Nobel Prize in Physiology or Medicine, Organ (biology), Oxygen, Particle detector, Perfusionist, Peripheral artery disease, Perspiration, Positron emission tomography, Pressure ulcer, Radionuclide, Radionuclide angiography, ... Expand index (13 more) »
- Underwater diving physiology
Arterial spin labelling
Arterial spin labeling (ASL), also known as arterial spin tagging, is a magnetic resonance imaging technique used to quantify cerebral blood perfusion by labelling blood water as it flows throughout the brain.
See Perfusion and Arterial spin labelling
Arteriole
An arteriole is a small-diameter blood vessel in the microcirculation that extends and branches out from an artery and leads to capillaries.
Artery
An artery is a blood vessel in humans and most other animals that takes oxygenated blood away from the heart in the systemic circulation to one or more parts of the body. Perfusion and artery are cardiovascular physiology.
August Krogh
Schack August Steenberg Krogh (15 November 1874 – 13 September 1949) was a Danish professor at the department of zoophysiology at the University of Copenhagen from 1916 to 1945.
See Perfusion and August Krogh
Blood
Blood is a body fluid in the circulatory system of humans and other vertebrates that delivers necessary substances such as nutrients and oxygen to the cells, and transports metabolic waste products away from those same cells.
Bolus (medicine)
In medicine, a bolus (from Latin bolus, ball) is the administration of a discrete amount of medication, drug, or other compound within a specific time, generally 1–30 minutes, to raise its concentration in blood to an effective level.
See Perfusion and Bolus (medicine)
Capillary
A capillary is a small blood vessel, from 5 to 10 micrometres in diameter, and is part of the microcirculation system.
Capillary refill
Capillary refill time (CRT) is defined as the time taken for color to return to an external capillary bed after pressure is applied to cause blanching. Perfusion and capillary refill are cardiovascular physiology.
See Perfusion and Capillary refill
Cardiac output
In cardiac physiology, cardiac output (CO), also known as heart output and often denoted by the symbols Q, \dot Q, or \dot Q_, edited by Catherine E. Williamson, Phillip Bennett is the volumetric flow rate of the heart's pumping output: that is, the volume of blood being pumped by a single ventricle of the heart, per unit time (usually measured per minute). Perfusion and cardiac output are cardiovascular physiology.
See Perfusion and Cardiac output
Cardiothoracic surgery
Cardiothoracic surgery is the field of medicine involved in surgical treatment of organs inside the thoracic cavity — generally treatment of conditions of the heart (heart disease), lungs (lung disease), and other pleural or mediastinal structures.
See Perfusion and Cardiothoracic surgery
Cardiovascular disease
Cardiovascular disease (CVD) is any disease involving the heart or blood vessels.
See Perfusion and Cardiovascular disease
Cerebral circulation
Cerebral circulation is the movement of blood through a network of cerebral arteries and veins supplying the brain.
See Perfusion and Cerebral circulation
Cerebrovascular disease
Cerebrovascular disease includes a variety of medical conditions that affect the blood vessels of the brain and the cerebral circulation.
See Perfusion and Cerebrovascular disease
Circulatory system
The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate.
See Perfusion and Circulatory system
Contrast agent
A contrast agent (or contrast medium) is a substance used to increase the contrast of structures or fluids within the body in medical imaging.
See Perfusion and Contrast agent
Coronary artery disease
Coronary artery disease (CAD), also called coronary heart disease (CHD), ischemic heart disease (IHD), myocardial ischemia, or simply heart disease, involves the reduction of blood flow to the cardiac muscle due to build-up of atherosclerotic plaque in the arteries of the heart.
See Perfusion and Coronary artery disease
Dissipation
In thermodynamics, dissipation is the result of an irreversible process that affects a thermodynamic system.
Embolus
An embolus (emboli; from the Greek ἔμβολος "wedge", "plug") is an unattached mass that travels through the bloodstream and is capable of creating blockages.
Fluorescence
Fluorescence is one of two kinds of emission of light by a substance that has absorbed light or other electromagnetic radiation.
See Perfusion and Fluorescence
Health
Health has a variety of definitions, which have been used for different purposes over time.
Health professional
A health professional, healthcare professional, or healthcare worker (sometimes abbreviated HCW) is a provider of health care treatment and advice based on formal training and experience.
See Perfusion and Health professional
Heart
The heart is a muscular organ found in most animals.
Hemodynamics
Hemodynamics or haemodynamics are the dynamics of blood flow. Perfusion and Hemodynamics are cardiovascular physiology.
See Perfusion and Hemodynamics
Homeostasis
In biology, homeostasis (British also homoeostasis) is the state of steady internal physical and chemical conditions maintained by living systems.
Hyperaemia
Hyperaemia (also hyperemia) is the increase of blood flow to different tissues in the body.
In vivo
Studies that are in vivo (Latin for "within the living"; often not italicized in English) are those in which the effects of various biological entities are tested on whole, living organisms or cells, usually animals, including humans, and plants, as opposed to a tissue extract or dead organism.
Inflammation
Inflammation (from inflammatio) is part of the biological response of body tissues to harmful stimuli, such as pathogens, damaged cells, or irritants.
See Perfusion and Inflammation
International System of Units
The International System of Units, internationally known by the abbreviation SI (from French Système international d'unités), is the modern form of the metric system and the world's most widely used system of measurement.
See Perfusion and International System of Units
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). Perfusion and Ischemia are cardiovascular physiology.
Isotopes of xenon
Naturally occurring xenon (54Xe) consists of seven stable isotopes and two very long-lived isotopes.
See Perfusion and Isotopes of xenon
Life
Life is a quality that distinguishes matter that has biological processes, such as signaling and self-sustaining processes, from matter that does not.
Lymphatic system
The lymphatic system, or lymphoid system, is an organ system in vertebrates that is part of the immune system, and complementary to the circulatory system.
See Perfusion and Lymphatic system
Magnet
A magnet is a material or object that produces a magnetic field.
Magnetic susceptibility
In electromagnetism, the magnetic susceptibility (denoted, chi) is a measure of how much a material will become magnetized in an applied magnetic field.
See Perfusion and Magnetic susceptibility
Medicine
Medicine is the science and practice of caring for patients, managing the diagnosis, prognosis, prevention, treatment, palliation of their injury or disease, and promoting their health.
Molecular diffusion
Molecular diffusion, often simply called diffusion, is the thermal motion of all (liquid or gas) particles at temperatures above absolute zero.
See Perfusion and Molecular diffusion
Myocardial perfusion imaging
Myocardial perfusion imaging or scanning (also referred to as MPI or MPS) is a nuclear medicine procedure that illustrates the function of the heart muscle (myocardium).
See Perfusion and Myocardial perfusion imaging
Necrosis
Necrosis is a form of cell injury which results in the premature death of cells in living tissue by autolysis.
Neoplasm
A neoplasm is a type of abnormal and excessive growth of tissue.
Nobel Prize in Physiology or Medicine
The Nobel Prize in Physiology or Medicine (Nobelpriset i fysiologi eller medicin) is awarded yearly by the Nobel Assembly at the Karolinska Institute for outstanding discoveries in physiology or medicine.
See Perfusion and Nobel Prize in Physiology or Medicine
Organ (biology)
In a multicellular organism, an organ is a collection of tissues joined in a structural unit to serve a common function.
See Perfusion and Organ (biology)
Oxygen
Oxygen is a chemical element; it has symbol O and atomic number 8.
Particle detector
In experimental and applied particle physics, nuclear physics, and nuclear engineering, a particle detector, also known as a radiation detector, is a device used to detect, track, and/or identify ionizing particles, such as those produced by nuclear decay, cosmic radiation, or reactions in a particle accelerator.
See Perfusion and Particle detector
Perfusionist
A cardiovascular perfusionist, clinical perfusionist or perfusiologist, and occasionally a cardiopulmonary bypass doctor or clinical perfusion scientist, is a healthcare professional who operates the cardiopulmonary bypass machine (heart–lung machine) during cardiac surgery and other surgeries that require cardiopulmonary bypass to manage the patient's physiological status.
See Perfusion and Perfusionist
Peripheral artery disease
Peripheral artery disease (PAD) is a vascular disorder that causes abnormal narrowing of arteries other than those that supply the heart or brain.
See Perfusion and Peripheral artery disease
Perspiration
Perspiration, also known as sweat, is the fluid secreted by sweat glands in the skin of mammals.
See Perfusion and Perspiration
Positron emission tomography
Positron emission tomography (PET) is a functional imaging technique that uses radioactive substances known as radiotracers to visualize and measure changes in metabolic processes, and in other physiological activities including blood flow, regional chemical composition, and absorption.
See Perfusion and Positron emission tomography
Pressure ulcer
Pressure ulcers, also known as pressure sores, bed sores or pressure injuries, are localised damage to the skin and/or underlying tissue that usually occur over a bony prominence as a result of usually long-term pressure, or pressure in combination with shear or friction.
See Perfusion and Pressure ulcer
Radionuclide
A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is a nuclide that has excess numbers of either neutrons or protons, giving it excess nuclear energy, and making it unstable.
See Perfusion and Radionuclide
Radionuclide angiography
Radionuclide angiography is an area of nuclear medicine which specialises in imaging to show the functionality of the right and left ventricles of the heart, thus allowing informed diagnostic intervention in heart failure. Perfusion and Radionuclide angiography are cardiovascular physiology.
See Perfusion and Radionuclide angiography
Rubidium-82 chloride
Rubidium-82 chloride is a form of rubidium chloride containing a radioactive isotope of rubidium.
See Perfusion and Rubidium-82 chloride
Single-photon emission computed tomography
Single-photon emission computed tomography (SPECT, or less commonly, SPET) is a nuclear medicine tomographic imaging technique using gamma rays.
See Perfusion and Single-photon emission computed tomography
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.
See Perfusion and Skeletal muscle
Skin
Skin is the layer of usually soft, flexible outer tissue covering the body of a vertebrate animal, with three main functions: protection, regulation, and sensation.
Technetium (99mTc) exametazime is a radiopharmaceutical sold under the trade name Ceretec, and is used by nuclear medicine physicians for the detection of altered regional cerebral perfusion in stroke and other cerebrovascular diseases.
See Perfusion and Technetium (99mTc) exametazime
Technetium (99mTc) sestamibi
Technetium (99mTc) sestamibi (INN) (commonly sestamibi; USP: technetium Tc 99m sestamibi; trade name Cardiolite) is a pharmaceutical agent used in nuclear medicine imaging.
See Perfusion and Technetium (99mTc) sestamibi
Technetium (99mTc) tetrofosmin
Technetium (99mTc) tetrofosmin is a drug used in nuclear medicine cardiac imaging.
See Perfusion and Technetium (99mTc) tetrofosmin
Technetium-99m
Technetium-99m (99mTc) is a metastable nuclear isomer of technetium-99 (itself an isotope of technetium), symbolized as 99mTc, that is used in tens of millions of medical diagnostic procedures annually, making it the most commonly used medical radioisotope in the world.
See Perfusion and Technetium-99m
Thermal conductivity and resistivity
The thermal conductivity of a material is a measure of its ability to conduct heat.
See Perfusion and Thermal conductivity and resistivity
Thermal management (electronics)
All electronic devices and circuitry generate excess heat and thus require thermal management to improve reliability and prevent premature failure.
See Perfusion and Thermal management (electronics)
Thermoregulation
Thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different.
See Perfusion and Thermoregulation
Tissue (biology)
In biology, tissue is an assembly of similar cells and their extracellular matrix from the same embryonic origin that together carry out a specific function.
See Perfusion and Tissue (biology)
Volumetric flow rate
In physics and engineering, in particular fluid dynamics, the volumetric flow rate (also known as volume flow rate, or volume velocity) is the volume of fluid which passes per unit time; usually it is represented by the symbol (sometimes \dot V).
See Perfusion and Volumetric flow rate
See also
Underwater diving physiology
- Aquanauts
- Blood–air barrier
- Exercise Paddington Diamond
- Freediving blackout
- High-pressure nervous syndrome
- Human physiology of underwater diving
- Instinctive drowning response
- Lipid
- Metabolism
- Oxygen window
- Perfusion
- Physiology of decompression
- Physiology of underwater diving
- Pulmonary circulation
- Respiratory quotient
- Shallow-water blackout
- Thermal balance of the underwater diver
- Tribonucleation
References
[1] https://en.wikipedia.org/wiki/Perfusion
Also known as Hyperperfusion, Hypoperfusion, Malperfusion, Perfusion pressure, Regional blood flow, Tissue perfusion.
, Rubidium-82 chloride, Single-photon emission computed tomography, Skeletal muscle, Skin, Technetium (99mTc) exametazime, Technetium (99mTc) sestamibi, Technetium (99mTc) tetrofosmin, Technetium-99m, Thermal conductivity and resistivity, Thermal management (electronics), Thermoregulation, Tissue (biology), Volumetric flow rate.