human anatomy and physiology notes Things To Know Before You Buy

arachnoid mater – Center layer from the meninges named with the spider-World wide web–like trabeculae that reach among it as well as the pia mater.

appendicular skeleton – all bones on the upper and reduce limbs, moreover the girdle bones that attach Each individual limb towards the axial skeleton.

cribriform plate – smaller, flattened places with a lot of compact openings, Found to either side from the midline in the ground of the anterior cranial fossa; formed because of the ethmoid bone.

costoclavicular ligament – band of connective tissue that unites the medial clavicle with the main rib.

cupula – specialised construction within the base of a semicircular canal that bends the stereocilia of hair cells when the head rotates By the use of the relative movement in the enclosed fluid.

blood islands – masses of developing blood vessels and more info formed components from mesodermal cells scattered through the embryonic disc.

choroid plexus – specialised construction made up of ependymal cells that line blood capillaries and filter blood to create CSF from the 4 ventricles in the brain.

detrusor muscle – clean muscle during the bladder wall; fibres operate in all Instructions to decrease the dimensions in the organ when emptying it of urine.

amnion – clear membranous sac that encloses the acquiring foetus and fills with amniotic fluid.

acrosomal reaction – launch of digestive enzymes by sperm that permits them to burrow from the corona radiata and penetrate the zona pellucida of the oocyte previous to fertilisation.

aortic hiatus – opening during the diaphragm that permits passage in the thoracic aorta in the abdominal region wherever it gets to be the abdominal aorta.

anaphylactic shock – type of shock that follows a significant allergic response and final results from massive vasodilation.

anterior – describes the front or course towards the entrance of the body; also generally known as ventral.

widespread carotid artery – correct prevalent carotid artery arises from the brachiocephalic artery, as well as still left typical carotid arises from the aortic arch; gives increase into the external and internal check here carotid arteries; supplies the respective sides of the head and neck.

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