MICROVASCULAR PERMEABILITIES Meaning and
Definition
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Microvascular permeabilities refer to the ability of small blood vessels, known as microvessels, to allow substances, such as fluids, gases, and solutes, to pass through their vascular walls and into surrounding tissues. These microscopic blood vessels, which include capillaries, venules, and arterioles, have thin walls consisting of a single layer of endothelial cells. The permeability of these vessels is crucial for the exchange of nutrients, waste products, and immune cells between the bloodstream and the surrounding tissues.
Microvascular permeabilities are regulated by various factors, including the integrity of endothelial cell junctions, the presence of transporters and channels on the endothelial cell membranes, and the presence of inflammatory mediators. Under normal conditions, microvessels possess selective permeability, allowing only certain substances to cross the vessel wall. However, in certain pathological conditions, such as inflammation, trauma, or disease, microvascular permeabilities can be altered, leading to increased leakage of fluids and solutes into the tissues.
Measurement of microvascular permeabilities is of great importance in various fields of medicine, particularly in assessing tissue damage, inflammation, and drug delivery. Techniques such as in vivo imaging with fluorescent tracers, microsphere clearance, and various in vitro models have been developed to evaluate and quantify microvascular permeabilities.
Understanding and modulating microvascular permeabilities are critical in the development of therapeutic interventions to target diseases related to abnormal vascular leakage, such as edema, sepsis, and cancer metastasis.
Common Misspellings for MICROVASCULAR PERMEABILITIES
- nicrovascular permeabilities
- kicrovascular permeabilities
- jicrovascular permeabilities
- mucrovascular permeabilities
- mjcrovascular permeabilities
- mkcrovascular permeabilities
- mocrovascular permeabilities
- m9crovascular permeabilities
- m8crovascular permeabilities
- mixrovascular permeabilities
- mivrovascular permeabilities
- mifrovascular permeabilities
- midrovascular permeabilities
- miceovascular permeabilities
- micdovascular permeabilities
- micfovascular permeabilities
- mictovascular permeabilities
- mic5ovascular permeabilities
- mic4ovascular permeabilities
- micrivascular permeabilities
Etymology of MICROVASCULAR PERMEABILITIES
The term "microvascular permeabilities" is derived from a combination of multiple etymological origins. Let's break it down:1. Micro-: This prefix comes from the Greek word "mikros", meaning small. It is used to indicate something on a small scale or at a microscopic level.2. Vascular: This word comes from the Latin word "vasculum", meaning a small vessel or duct. It is related to the Latin word "vas", which means vessel. In the context of anatomy and physiology, "vascular" refers to anything related to blood vessels, such as capillaries, arteries, and veins.3. Permeability: This term comes from the Latin word "permeabilitas", derived from the verb "permeare", meaning to go through or pass through. In scientific terminology, permeability refers to the property of a substance or barrier to allow the passage of molecules or substances.
