circle of Willis – (also, arterial circle) anastomosis located at The bottom of your brain that assures continual blood source; shaped from branches of the internal carotid and vertebral arteries; materials blood towards the brain.
anterior talofibular ligament – intrinsic ligament Situated to the lateral aspect in the ankle joint, in between talus bone and lateral malleolus of fibula; supports talus on the talocrural joint and resists excess inversion in the foot.
corpus cavernosum – possibly of two columns of erectile tissue during the penis that fill with blood during an erection.
coccyx – small bone Found at inferior finish with the adult vertebral column that's formed via the fusion of 4 coccygeal vertebrae; also generally known as the “tailbone”.
aorta – greatest artery inside the body, originating in the left ventricle and descending towards the abdominal location where by it bifurcates to the frequent iliac arteries at the extent with the fourth lumbar vertebra; arteries originating from the aorta distribute blood to virtually all tissues with the body.
barrier defences – antipathogen defences deriving from the barrier that physically prevents pathogens from moving into the body to determine an infection.
depolarise – to decrease the voltage distinction between the inside and outside of a mobile’s plasma membrane (the sarcolemma for any muscle fibre), making The within considerably less destructive than at relaxation.
defensins – antimicrobial proteins more info produced from neutrophils and macrophages that build openings inside the plasma membranes to eliminate cells.
amnion – transparent membranous sac that encloses the acquiring foetus and fills with amniotic fluid.
dihydroxyvitamin D – Lively kind of vitamin D essential because of the intestinal epithelial cells with the absorption of calcium.
ongoing capillary – most commonly encountered style of capillary, located in pretty much all tissues other than epithelia and cartilage; incorporates extremely modest gaps inside the endothelial lining that allow exchange.
costal aspect – web page over the lateral sides of a thoracic vertebra for articulation with The pinnacle of a rib.
bulbourethral glands – (also, Cowper’s glands) glands that secrete a lubricating mucus read more that cleans and lubricates the urethra just before and during ejaculation.
cerebral aqueduct – relationship on the ventricular method concerning the third and fourth ventricles situated in the midbrain.