The Single Best Strategy To Use For human anatomy
The Single Best Strategy To Use For human anatomy
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angiotensin II – protein produced by the enzymatic motion of ACE on inactive angiotensin I; actively will cause vasoconstriction and stimulates aldosterone release by the adrenal cortex.
amino acid – a protein’s monomer; provides a central carbon or alpha carbon to which an amino group, a carboxyl group, a hydrogen, and an R group or aspect chain is hooked up; the R team is different for all twenty widespread amino acids.
denaturation – lack of form inside a protein due to changes in temperature, pH, or chemical exposure.
adrenaline – Principal and many strong catecholamine hormone secreted via the adrenal medulla in reaction to quick-expression tension.
popular pathway – ultimate coagulation pathway activated either from the intrinsic or perhaps the extrinsic pathway, and ending within the formation of the blood clot.
anterior cavity – more substantial body cavity Positioned anterior to your posterior (dorsal) body cavity; features the serous membrane-lined pleural cavities for that lungs, pericardial cavity for the heart, and peritoneal cavity for the abdominal and pelvic organs; also referred to as ventral cavity.
Nevertheless, erect posture has established quite a few mechanical difficulties—in particular, excess weight bearing. These problems have had to be met by adaptations from the skeletal technique.
Bachmann’s bundle – (also, interatrial band) team of specialised conducting cells that transmit the impulse directly from the SA node in the best atrium into the left atrium.
dermal papilla – (plural = dermal papillae) extension with the papillary layer in the dermis that will increase floor Call in between get more info the epidermis and dermis.
antigen presentation – binding of processed antigen for the protein-binding cleft of An important histocompatibility complex molecule.
acromion – flattened bony system that extends laterally from your scapular spine to variety the bony tip in the shoulder.
cardiac reflexes – number of autonomic reflexes that help the cardiovascular centres to manage heart functionality centered upon sensory facts from a range of visceral sensors.
Of those functions, guidance is considered the most primitive plus the oldest; Also, the axial A part of the skeleton was the primary to evolve. The vertebral column, corresponding to the notochord in lessen organisms, is the most more info crucial support from the trunk.
anterior corticospinal tract – division of the corticospinal pathway that travels with the ventral (anterior) column of your spinal cord and controls axial musculature from the medial motor neurons inside the ventral (anterior) horn.