ascending tract – central nervous process fibres carrying sensory details within the spinal twine or periphery to the Mind.

antithrombin – anticoagulant that inactivates issue X and opposes the conversion of prothrombin (issue II) into thrombin within the common pathway.

cribriform plate – small, flattened regions with many small openings, Positioned to possibly side from the midline in the ground on the anterior cranial fossa; formed via the ethmoid bone.

distal radioulnar joint – articulation between the head of the ulna along with the ulnar notch in the radius.

cranial – describes a position over or higher than A further Portion of the body good; also referred to as remarkable.

blood–testis barrier – restricted junctions in between Sertoli cells that reduce bloodborne pathogens from gaining use of later phases of spermatogenesis and forestall the likely for an autoimmune response to haploid sperm.

central chemoreceptor – among the list of specialised receptors that are located within the Mind that sense adjustments in hydrogen ion, oxygen, or carbon dioxide concentrations during the brain.

cavernous sinus – enlarged vein that receives blood website from the vast majority of other cerebral veins plus the eye socket, and contributes to the petrosal sinus.

aortic sinuses – little pockets from the ascending aorta close to the aortic valve which have been the locations in the baroreceptors (extend receptors) and chemoreceptors that set off a reflex that aids inside the regulation of vascular homeostasis.

descending tract – central anxious program fibres carrying motor commands through the brain towards the spinal wire or periphery.

biological macromolecule – big molecule essential for life that is definitely constructed from more compact natural and organic molecules.

bundle of His – (also, atrioventricular bundle) group of specialised myocardial conductile cells that transmit the impulse through the AV node throughout website the interventricular septum; form the still left and proper atrioventricular bundle branches.

clavicle – collarbone; elongated bone that articulates While using the manubrium on the sternum medially and the acromion from the scapula laterally.

abduction – movement in the coronal plane that moves a limb laterally from the body; spreading of your fingers.