A Simple Key For anatomy human heart Unveiled
A Simple Key For anatomy human heart Unveiled
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cholinergic method – neurotransmitter method of acetylcholine, which includes its receptors plus the enzyme acetylcholinesterase.
appendicular skeleton – all bones with the higher and lower limbs, furthermore the girdle bones that attach each limb for the axial skeleton.
cartilage – semi-rigid connective tissue discovered within the skeleton in areas where by flexibility and clean surfaces assist motion.
motion probable – transform in voltage of the cell membrane in reaction to the stimulus that ends in transmission of the electrical sign; one of a kind to neurons and muscle fibres.
chordae tendineae – string-like extensions of hard connective tissue that extend from your flaps with the atrioventricular valves on the papillary muscles.
Development is every one of the alterations the body goes via in life. Enhancement consists of the whole process of differentiation, by which unspecialized cells come to be specialized in framework and function to accomplish certain jobs inside the body.
Bainbridge reflex – (also, referred to as atrial reflex) autonomic reflex that responds to stretch receptors while in the atria that send out impulses towards the cardioaccelerator place to improve HR when venous movement into your atria raises.
counter present-day multiplier technique – requires the descending and ascending loops of Henle directing forming urine in opposing Instructions to make a concentration gradient when coupled with variable permeability and sodium pumping.
atrioventricular bundle – (also, bundle of His) group of specialised myocardial conductile cells that transmit the impulse with the AV node from the interventricular septum; sort the left and correct atrioventricular bundle branches.
atrium – (plural = atria) higher or getting chamber of the heart that pumps blood to the reduced chambers just prior to their contraction; the right get more info atrium gets blood from your systemic circuit that flows into the best ventricle; the left atrium gets blood from your pulmonary circuit that flows to the left ventricle.
bone marrow transplant – treatment method where a donor’s healthy bone marrow with its stem cells replaces diseased or ruined bone marrow of a patient.
aldosterone – hormone produced and secreted with the website adrenal cortex that stimulates sodium and fluid retention and boosts blood quantity and blood pressure.
bipolar – form of the neuron with two procedures extending within the neuron mobile body—the axon and 1 dendrite.
basement membrane – in epithelial tissue, a skinny layer of fibrous materials that anchors the epithelial tissue to your underlying connective tissue; designed up on the basal lamina and reticular lamina.