A Simple Key For anatomy human heart Unveiled
A Simple Key For anatomy human heart Unveiled
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baroreceptor reflex – autonomic reflex through which the cardiac centres keep track of indicators within the baroreceptor extend receptors and control heart perform based upon blood circulation.
appendicular skeleton – all bones of your higher and reduce limbs, moreover the girdle bones that attach Each and every limb for the axial skeleton.
dense body – sarcoplasmic framework that attaches towards the sarcolemma and shortens the muscle mass as thin filaments slide earlier thick filaments.
cleavage furrow – contractile ring that types about a cell in the course of cytokinesis that pinches the cell into two halves.
aorta – premier artery inside the body, originating within the still left ventricle and descending to the abdominal area where by it bifurcates into your frequent iliac arteries at the extent from the fourth lumbar vertebra; arteries originating with the aorta distribute blood to practically all tissues from the body.
Growth is all of the improvements the body goes via in life. Improvement contains the process of differentiation, where unspecialized cells come to be specialized in composition and performance to accomplish selected duties during the body.
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dorsal – describes the back again or route towards the back again of your body; also generally known as posterior.
atrial natriuretic peptide (ANP) – peptide hormone produced by the walls of your atria in reaction to superior hypertension, blood volume, or blood sodium that lowers the reabsorption of sodium and water in the kidneys and promotes vasodilation.
antigen read more presentation – binding of processed antigen for the protein-binding cleft of A serious histocompatibility elaborate molecule.
blood colloidal osmotic pressure (BCOP) – stress exerted by colloids suspended in blood in a vessel; a Most get more info important determinant may be the presence of plasma proteins.
cardiac reflexes – number of autonomic reflexes that permit the cardiovascular centres to control heart function centered upon sensory details from a range of visceral sensors.
electronic arteries – formed in the superficial and deep palmar arches; source blood towards the digits.
articular cartilage – slender layer of cartilage masking an epiphysis; lowers friction and acts like a shock absorber.