circadian rhythm – inside perception of the daily cycle of sunshine and dark dependant on retinal action linked to sunlight.
corpus spongiosum – (plural = corpora cavernosa) column of erectile tissue within the penis that fills with blood during an erection and surrounds the penile urethra over the ventral portion of the penis.
brachiocephalic artery – single vessel located on the right aspect in the body; the very first vessel branching in the aortic arch; offers increase to the correct subclavian artery and the correct widespread carotid artery; provides blood to The top, neck, higher limb, and wall in the thoracic location.
choroid – very vascular tissue from the wall of the eye that provides the outer retina with blood/
aorta – greatest artery during the body, originating with the left ventricle and descending for the abdominal region wherever it bifurcates into your prevalent iliac arteries at the level in the fourth lumbar vertebra; arteries originating in the aorta distribute blood to virtually all tissues on the body.
central sulcus – floor landmark in the cerebral cortex that marks the boundary amongst the frontal and parietal lobes.
carpal tunnel – passageway involving the anterior forearm and hand shaped via the carpal bones and flexor retinaculum.
blood typing or grouping – blood check for identification of blood form using commercially ready antibodies and tiny samples of blood.
atrioventricular bundle – (also, bundle of His) team of specialised myocardial conductile cells that click here transmit the impulse with the AV node throughout the interventricular septum; type the remaining and proper atrioventricular bundle branches.
Inside the upper body and abdomen, various interior membranes retain big organs such as the lungs, heart, and kidneys individual from others.
axon phase – solitary extend of your axon insulated by myelin and bounded by nodes of Ranvier at possibly conclude (apart from the primary, which happens to be after the Original section, and the last, that is followed by the axon terminal).
alveolar duct – smaller tube that leads with the terminal bronchiole read more to the respiratory bronchiole and is particularly the point of attachment for alveoli.
disinhibition – disynaptic connection by which the 1st synapse inhibits the second mobile, which then stops inhibiting the ultimate goal.
anterior longitudinal ligament – ligament that runs the length of the vertebral column, uniting the anterior areas of the vertebral bodies.