The 2-Minute Rule for human anatomy meaning
The 2-Minute Rule for human anatomy meaning
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circadian rhythm – internal notion of the daily cycle of sunshine and dim depending on retinal exercise linked to daylight.
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basilic vein – superficial vein on the arm that occurs through the palmar venous arches, intersects Together with the median cubital vein, parallels the ulnar vein, and carries on into the higher arm; together with the brachial vein, it brings about the axillary vein.
dentin – bone-like tissue promptly deep to the enamel in the crown or cementum of the basis of the tooth.
corn – style of callus that may be named for its shape as well as the elliptical motion of the abrasive drive.
barrier defences – antipathogen defences deriving from the barrier that physically prevents pathogens from moving into the body to establish an an infection.
atrioventricular (AV) node – clump of myocardial cells situated in the inferior part of the proper atrium within the atrioventricular septum; receives the impulse from your SA node, pauses, after which you can transmits it into specialised conducting cells throughout the interventricular septum.
basal nuclei – nuclei in the cerebrum (with a number of factors while in the higher brain stem and diencephalon) that happen to be to blame for assessing cortical motion instructions and comparing them with the overall state of the person by wide modulatory exercise of dopamine neurons; largely relevant to motor functions, as evidenced through the indications of Parkinson’s and Huntington’s ailments.
The body’s major organ procedure could be the integumentary system, which incorporates the skin and its linked constructions, for get more info example hair and nails. The surface tissue of pores and skin is a barrier that safeguards inside constructions and fluids from most likely dangerous microorganisms and various toxins.
diploid – affliction marked through the presence of the double enhance of genetic content (two sets of chromosomes, a person set inherited from Just about every of two mothers and fathers).
acromion – flattened bony approach that extends laterally in the scapular spine to sort the bony suggestion on the shoulder.
arterial circle – (also, circle of check here Willis) anastomosis located at the base with the Mind that assures continual blood source; formed from branches of the internal carotid and vertebral arteries; provides blood towards the brain.
axon – one process of the neuron that carries an electrical sign (motion likely) faraway from the mobile body towards a concentrate on cell.
articular cartilage – slim layer of cartilage masking an epiphysis; lessens friction and functions as a shock absorber.