Top Guidelines Of human anatomy meaning
Top Guidelines Of human anatomy meaning
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circadian rhythm – interior perception on the each day cycle of light and darkish dependant on retinal exercise associated with daylight.
anterior talofibular ligament – intrinsic ligament located about the lateral facet in the ankle joint, among talus bone and lateral malleolus of fibula; supports talus within the talocrural joint and resists excessive inversion in the foot.
Reviewed on this page as Portion of the axial skeleton is a 3rd subdivision, the visceral, comprising the lessen jaw, some features of the higher jaw, as well as the branchial arches, such as the hyoid bone.
atmospheric pressure – level of force that is exerted by gases during the air encompassing any provided area.
acetabulum – substantial, cup-formed cavity located over the lateral aspect in the hip bone; shaped by the junction of your ilium, pubis, and ischium parts of the hip bone.
cauda equina – bundle of spinal nerve roots that descend within the decreased spinal twine below the first lumbar vertebra and lie inside the vertebral cavity; has the appearance of the horse’s tail.
bursa – connective tissue sac containing lubricating fluid that stops friction concerning adjacent structures, including pores and skin and bone, tendons and bone, or involving muscles.
defensins – antimicrobial proteins introduced from neutrophils and macrophages that create openings from the plasma membranes to destroy cells.
Cells, by way of example, Have a very mobile membrane (also referred to as the plasma membrane) that retains the intracellular ecosystem—the fluids and organelles—independent within the extracellular natural environment. Blood vessels keep blood within a closed circulatory process, and nerves and muscles are wrapped in connective tissue sheaths that independent them from bordering constructions.
buffy coat – slender, pale layer of leukocytes and platelets that separates the erythrocytes from the plasma within a sample of check here centrifuged blood.
cranial nerve – considered one of twelve nerves linked to the brain that happen to be liable for sensory or motor functions of The top and neck.
bundle of His – (also, atrioventricular bundle) team of specialised myocardial conductile cells that transmit the impulse through the AV node with the interventricular septum; form the left and ideal atrioventricular bundle branches.
abducens nerve – sixth cranial nerve; accountable for contraction of one of many extraocular muscles.
basement membrane – in epithelial tissue, read more a skinny layer of fibrous content that anchors the epithelial tissue on the underlying connective tissue; built up on the basal lamina and reticular lamina.