The Single Best Strategy To Use For human anatomy and physiology definition

blastocyst – term to the conceptus in the developmental phase that is made up of about 100 cells shaped into an internal mobile mass which is fated to become the embryo and an outer trophoblast that is fated to be the related foetal membranes and placenta.

diabetes mellitus – affliction brought on by destruction or dysfunction on the beta cells of your pancreas or mobile resistance to insulin that ends in abnormally higher blood glucose degrees.

chitin – sort of carbohydrate that types the outer skeleton of all arthropods that come with crustaceans and insects; Additionally, it varieties fungi mobile walls.

biogenic amine – class of neurotransmitters which have been enzymatically derived from amino acids but no more consist of a carboxyl team.

Protection from the heart, lungs, and also other organs and buildings while in the upper body generates a dilemma somewhat different from that in the central nervous method. These organs, the function of which requires motion, enlargement, and contraction, need to have a versatile and elastic protective covering. This kind of covering is supplied by the bony thoracic basket, or rib cage, which sorts the skeleton of your wall in the upper body, or thorax.

blood–testis barrier – limited junctions amongst Sertoli cells that prevent bloodborne pathogens from getting use of afterwards levels of spermatogenesis and stop the prospective for an autoimmune reaction to haploid sperm.

calyces – cup-like constructions receiving urine in the accumulating ducts wherever it passes on into the renal pelvis and ureter.

mobile cycle – everyday living cycle of one cell, from its birth until its division into two new daughter cells.

angiotensin I – protein made by the enzymatic motion of renin on angiotensinogen; inactive precursor of angiotensin II.

blood – liquid connective tissue made up of mobile elements—erythrocytes, leukocytes, and platelets—and a fluid extracellular matrix called plasma; component of the cardiovascular technique.

carpometacarpal joint – articulation amongst one of the carpal bones while in the distal row get more info in addition to a metacarpal bone of your hand.

costal side – web site to the lateral sides of the thoracic vertebra for articulation with The pinnacle of a rib.

alkaloid – compound, typically from a plant source, that is certainly chemically basic with respect to pH and can stimulate bitter receptors.

basement membrane – in epithelial tissue, a skinny layer of fibrous content that anchors the epithelial check here tissue to your fundamental connective tissue; designed up on the basal lamina and reticular lamina.

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