human anatomy and physiology notes Things To Know Before You Buy
human anatomy and physiology notes Things To Know Before You Buy
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digital veins – drain the digits and feed in the palmar arches with the hand and dorsal venous arch with the foot.
bicuspid valve – (also, mitral valve or left atrioventricular valve) valve located amongst the left atrium and ventricle; includes two flaps of tissue.
cortical response – adhering to fertilisation, the discharge of cortical granules with the oocyte’s plasma membrane in to the zona pellucida developing a fertilisation membrane that prevents any even more attachment or penetration of sperm; part of the slow block to polyspermy.
biogenic amine – class of neurotransmitters that are enzymatically derived from amino acids but no longer comprise a carboxyl team.
chordae tendineae – string-like extensions of rough connective tissue that stretch through the flaps on the atrioventricular valves on the papillary muscles.
Brodmann’s areas – mapping of locations in the cerebral cortex according to microscopic anatomy that relates unique parts to purposeful distinctions, as explained by Brodmann inside the early 1900s.
atrioventricular (AV) node – clump of myocardial cells located in the inferior percentage of the proper atrium inside the atrioventricular septum; receives the impulse from your SA node, pauses, then click here transmits it into specialised conducting cells throughout the interventricular septum.
anterior interventricular sulcus – sulcus Situated between the remaining and proper ventricles over the anterior surface area of the heart.
clavicular notch – paired notches Positioned over the exceptional-lateral sides in the sternal manubrium, for articulation While using the clavicle.
synthetic pacemaker – professional medical device that transmits electrical alerts on the heart to make sure that it contracts and pumps here blood towards the body.
blood colloidal osmotic tension (BCOP) – tension exerted by colloids suspended in blood inside of a vessel; a primary determinant will be the existence of plasma proteins.
aldosterone – hormone developed and secreted by the adrenal cortex that stimulates sodium and fluid retention and will increase blood quantity and hypertension.
electronic arteries – fashioned from your superficial and deep palmar arches; supply blood on the digits.
allantois – finger-like outpocketing of yolk sac varieties the primitive excretory duct from the embryo; precursor to your urinary bladder.