5 Simple Techniques For human anatomy meaning

baroreceptor reflex – autonomic reflex through which the cardiac centres keep track of alerts through the baroreceptor extend receptors and regulate heart function dependant on blood movement.

appendicular skeleton – all bones of the higher and lower limbs, furthermore the girdle bones that attach Just about every limb into the axial skeleton.

caudate – nucleus deep while in the cerebrum that is an element of your basal nuclei; together with the putamen, it is part on the striatum.

costoclavicular ligament – band of connective tissue that unites the medial clavicle with the first rib.

control centre – compares values to their ordinary vary; deviations lead to the activation of the effector.

blood–testis barrier – limited junctions amongst Sertoli cells that avert bloodborne pathogens from getting entry to afterwards phases of spermatogenesis and forestall the probable for an autoimmune reaction to haploid sperm.

carpal tunnel – passageway between the anterior forearm and hand fashioned via the carpal bones and flexor retinaculum.

chemical synapse – link in between two neurons, or involving a neuron and its focus on, where a neurotransmitter diffuses across an exceedingly brief length.

atrioventricular bundle – (also, bundle of His) team of specialised myocardial conductile cells that transmit the impulse from the AV node from the interventricular septum; variety the remaining and suitable atrioventricular bundle branches.

blood – liquid connective tissue composed of mobile parts—erythrocytes, leukocytes, and platelets—and a fluid extracellular matrix identified as plasma; component on the cardiovascular method.

activation gate – Element of the voltage-gated Na+ channel that opens if the membrane voltage reaches threshold.

arterial circle – (also, circle check here of Willis) anastomosis located at the base with the brain that makes sure continual blood supply; fashioned from branches of the internal carotid and vertebral arteries; provides blood into the brain.

corpus albicans – non-useful construction remaining within click here the ovarian stroma next structural and useful regression from the corpus luteum.

complete refractory period of time – time through an motion period of time when One more action prospective cannot be created as the voltage-gated Na+ channel is inactivated.

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