anatomy human heart for Dummies

anatomy human heart for Dummies

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angiotensin II – protein made by the enzymatic action of ACE on inactive angiotensin I; actively brings about vasoconstriction and stimulates aldosterone release through the adrenal cortex.

arcuate line with the ilium – smooth ridge Situated on the inferior margin of the iliac fossa; kinds the lateral part of the pelvic brim.

clotting – also called coagulation; intricate method by which blood components type a plug to stop bleeding.

angiotensinogen – inactive protein in the circulation produced by the liver; precursor of angiotensin I; need to be modified by the enzymes renin and ACE being activated.

deltoid ligament – wide intrinsic ligament Positioned about the medial aspect of your ankle joint; supports the talus in the talocrural joint and resists excess eversion from the foot.

coeliac trunk – (also, coeliac artery) big department of the abdominal aorta; offers rise into the still left gastric artery, the splenic artery, along with the common hepatic artery that forms the hepatic artery into the liver, the ideal gastric artery to your tummy, as well as cystic artery on the more info gall bladder.

arrector pili – sleek muscle that is definitely activated in reaction to external stimuli that pull on hair follicles and make the hair “rise up”.

cilia – small appendage on specific cells formed by microtubules and modified for movement of components over the cellular area.

atrioventricular bundle – (also, bundle of His) group of specialised myocardial conductile cells that transmit the impulse in the AV node with the interventricular septum; variety the remaining and ideal atrioventricular bundle branches.

antigen presentation – binding of processed antigen into the protein-binding cleft of a major histocompatibility intricate molecule.

carpometacarpal joint – articulation among among the list of carpal bones during the distal row and also a metacarpal bone from the hand.

Responsiveness is the ability of an organism to adjust to variations in its inner and external environments. An illustration of responsiveness to exterior stimuli could contain relocating towards resources of meals and h2o and clear here of perceived dangers.

adductor tubercle – small, bony bump Found about the exceptional aspect of the medial epicondyle with the femur.

corona radiata – within an oocyte, a layer of granulosa cells that surrounds the oocyte and that must be penetrated by sperm just before fertilisation can arise.