5 Simple Techniques For human anatomy and physiology definition

5 Simple Techniques For human anatomy and physiology definition

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ampulla – in the ear, the composition at the base of a semicircular canal which contains the hair cells and cupula for transduction of rotational movement of The top.

cutaneous membrane – skin; epithelial tissue built up of the stratified squamous epithelial cells that protect the outside of the body.

cochlear duct – House within the auditory percentage of the interior ear that contains the organ of Corti and is adjacent into the scala tympani and scala vestibuli on possibly aspect.

cleavage furrow – contractile ring that forms all around a cell through cytokinesis that pinches the mobile into two halves.

cupula – specialised structure inside the base of the semicircular canal that bends the stereocilia of hair cells when the head rotates Through the relative movement of your enclosed fluid.

cauda equina – bundle of spinal nerve roots that descend in the decrease spinal wire underneath the very first lumbar vertebra and lie within the vertebral cavity; has the looks of a horse’s tail.

brain – the big organ in the central anxious method composed of white and gray make any difference, contained in the cranium and constant Along with the spinal twine.

cilia – modest appendage on sure cells formed by microtubules and modified for motion of materials through the mobile surface area.

bronchial tree – collective title to the various branches with the bronchi and bronchioles with website the respiratory technique.

Dalton’s legislation – assertion on the principle that a particular fuel key in a mixture exerts its individual force, just as if that precise gas style wasn't part of a mix of gases.

angle of the rib – portion of rib with biggest curvature; together, the rib angles kind by far the most posterior extent with the thoracic cage.

brachiocephalic vein – one of a set of veins that form from a fusion from the exterior and inside jugular veins as well as subclavian vein; subclavian, exterior and internal jugulars, vertebral, and interior thoracic veins cause it; drains the higher thoracic area and flows in to the outstanding vena cava.

clavicle – collarbone; human anatomy and physiology notes elongated bone that articulates with the manubrium on the sternum medially as well as the acromion of the scapula laterally.

axon terminal – close of the axon, in which there are frequently numerous branches extending towards the target mobile.