The 2-Minute Rule for human anatomy and physiology

ampulla – while in the ear, the framework at the base of a semicircular canal that contains the hair cells and cupula for transduction of rotational movement of The pinnacle.

acclimatisation – means of adjustment the respiratory program tends to make as a consequence of chronic exposure to superior altitudes.

dense body – sarcoplasmic composition that attaches to your sarcolemma and shortens the muscle mass as skinny filaments slide past thick filaments.

distal convoluted tubules – portions from the nephron distal to the loop of Henle that obtain hyposmotic filtrate in the loop of Henle and empty into collecting ducts.

axillary artery – continuation in the subclavian artery mainly because it penetrates the body wall and enters the axillary region; materials blood for the area in the vicinity of The top from the humerus (humeral circumflex arteries); the vast majority of the vessel carries on in the brachium and gets the brachial artery.

cauda equina – bundle of spinal nerve roots that descend within the reduce spinal twine down below the very first lumbar vertebra and lie inside the vertebral cavity; has the looks of a horse’s tail.

depolarise – to reduce the voltage difference between The within and outside of the mobile’s plasma membrane (the sarcolemma for your muscle mass fibre), building the inside fewer adverse than at rest.

ampulla – (from the uterine tube) middle part of the uterine tube by which fertilisation generally occurs

anchoring junction – mechanically attaches adjacent cells to one another or for the basement membrane.

apical ectodermal ridge – enlarged ridge of ectoderm within the distal end of check here the limb bud that stimulates progress and elongation on the limb.

acromion – flattened bony method that extends laterally within the scapular backbone to sort the bony tip in the shoulder.

anterior spinal artery – blood vessel in the merged branches with the vertebral arteries that operates together the anterior area of your spinal wire.

Broca’s region – location on the frontal lobe connected to more info the motor commands essential for speech generation and Situated only within the cerebral hemisphere chargeable for language creation, which can be the remaining side in somewhere around 95 per cent of the populace.

Mind scenario – part of the cranium that contains and safeguards the brain, consisting of your eight bones that variety the cranial base and rounded higher skull.

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