5 Simple Techniques For human anatomy and physiology definition
5 Simple Techniques For human anatomy and physiology definition
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anastomosis – (plural = anastomoses) area where by vessels unite to allow blood to flow into although there may be partial blockage in An additional branch.
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atrioventricular bundle branches – (also, still left or right bundle branches) specialised myocardial conductile cells that come up within the bifurcation of the atrioventricular bundle and pass through the interventricular septum; bring about the Purkinje fibres in addition to to the ideal papillary muscle mass by way of the moderator band.
cleavage furrow – contractile ring that types all around a cell for the duration of cytokinesis that pinches the mobile into two halves.
afterload – force the ventricles will have to establish to efficiently pump blood in opposition to the resistance during the vessels.
Brodmann’s locations – mapping of locations on the cerebral cortex determined by microscopic anatomy that relates distinct locations to purposeful distinctions, as explained by Brodmann in the early 1900s.
Mind – the big organ of the central nervous procedure made up of white and grey issue, contained in the cranium and continuous While using the spinal twine.
bicipital groove – intertubercular groove; slim groove Found between the greater and lesser tubercles of the humerus.
Cells, one example is, Have got a mobile membrane (also called the plasma membrane) that keeps the intracellular atmosphere—the fluids here and organelles—independent from the extracellular setting. Blood vessels continue to keep blood inside a closed circulatory system, and nerves and muscles are wrapped in connective tissue sheaths that individual them from surrounding buildings.
atrium – (plural = atria) higher or getting chamber of the heart that pumps blood into the reduced chambers just ahead of their contraction; the correct atrium receives blood from your systemic circuit that flows into the correct ventricle; the check here left atrium receives blood within the pulmonary circuit that flows into your still left ventricle.
class switching – means of B cells to change the class of antibody they generate devoid of altering the specificity for antigen.
costal side – site over the lateral sides of the thoracic vertebra for articulation with the head of a rib.
bipolar – form of a neuron with two procedures extending from the neuron mobile body—the axon and one dendrite.
azygos vein – originates during the lumbar region and passes with the diaphragm to the thoracic cavity on the ideal facet of the vertebral column; drains blood within the intercostal veins, oesophageal veins, bronchial veins, and also other veins draining the mediastinal area; leads to the outstanding vena cava.