arteriovenous anastomosis – limited vessel connecting an arteriole on to a venule and bypassing the capillary beds.
amino acid – a protein’s monomer; features a central carbon or alpha carbon to which an amino team, a carboxyl team, a hydrogen, and an R team or side chain is hooked up; the R team is different for all 20 popular amino acids.
bronchoconstriction – lower in the scale of your bronchiole on account of contraction on the muscular wall.
anticodon – consecutive sequence of 3 nucleotides with a tRNA molecule that may be complementary to a selected codon on an mRNA molecule.
popular pathway – last coagulation pathway activated both by the intrinsic or perhaps the extrinsic pathway, and ending in the development of a blood clot.
adrenal medulla – interior layer of your adrenal glands that plays an important purpose inside the pressure reaction by producing adrenaline and noradrenaline.
carpal tunnel – passageway between the anterior forearm and hand fashioned via the carpal bones and flexor retinaculum.
cortex – in hair, the next or Center layer of keratinocytes originating in the hair matrix, as observed within a cross-section with the hair bulb.
aortic sinuses – compact pockets in the ascending aorta near the aortic valve that happen to be the destinations on the baroreceptors (extend receptors) and chemoreceptors that induce a reflex that aids inside the regulation of vascular homeostasis.
artificial pacemaker – healthcare system that transmits electrical indicators into the heart to make certain that it contracts and pumps blood on the body.
basilar artery – shaped with the fusion of the two vertebral arteries; sends branches for the cerebellum, check here Mind stem, as well as posterior cerebral arteries; the most crucial blood provide towards the brain stem.
bundle of His – (also, atrioventricular bundle) team of specialised myocardial get more info conductile cells that transmit the impulse within the AV node from the interventricular septum; type the still left and right atrioventricular bundle branches.
descending aorta – part of the aorta that proceeds downward earlier the tip on the aortic arch; subdivided into the thoracic aorta as well as the abdominal aorta.
anterior corticospinal tract – division from the corticospinal pathway that travels with the ventral (anterior) column with the spinal wire and controls axial musculature in the medial motor neurons during the ventral (anterior) horn.