5 Simple Statements About human anatomy & physiology Explained
5 Simple Statements About human anatomy & physiology Explained
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cardiac skeleton – (also, skeleton in the heart) reinforced connective tissue located within the atrioventricular septum; contains four rings that encompass the openings concerning the atria and ventricles, and the openings into the pulmonary trunk and aorta; the point of attachment to the heart valves.
circulatory shock – also simply just known as shock; a lifestyle-threatening medical affliction during which the circulatory program is not able to produce ample blood move to supply sufficient oxygen and also other nutrients on the tissues to keep up mobile metabolism.
bronchoconstriction – minimize in the size of the bronchiole on account of contraction on the muscular wall.
cervical enlargement – area of the ventral (anterior) horn in the spinal wire that has a larger sized populace of motor neurons with the increased amount of and finer Charge of muscles on the higher limb.
chordae tendineae – string-like extensions of difficult connective tissue that extend within the flaps on the atrioventricular valves to the papillary muscles.
blood–testis barrier – tight junctions amongst Sertoli cells that avoid bloodborne pathogens from attaining usage of later stages of spermatogenesis and stop the possible for an autoimmune response to haploid sperm.
Nonetheless, erect posture has developed numerous mechanical troubles—specifically, body weight bearing. These challenges have had to be satisfied by adaptations from the skeletal method.
cortex – in hair, the 2nd or Center layer of keratinocytes originating from your hair matrix, as viewed inside a cross-area of your hair bulb.
cerebral cortex – outermost layer of gray make any difference while in the brain, where mindful notion can take location.
Dalton’s regulation – assertion of the theory that a specific gas type in a combination exerts its very own tension, as though that particular gasoline form wasn't Section of a mix of gases.
Boyle’s law – connection in between volume and stress as explained via the components: P1V1 = P2V2.
arterial circle – (also, circle of Willis) anastomosis Situated at The bottom of the brain that assures continual blood provide; formed from branches more info of the internal carotid and vertebral arteries; provides blood towards the brain.
connective tissue – sort of tissue that serves to carry in position, join, and combine the body’s organs and units.
corona radiata – within an oocyte, a layer of granulosa cells that surrounds the oocyte Which needs to be penetrated check here by sperm before fertilisation can arise.