The Single Best Strategy To Use For human anatomy and physiology definition

cytoplasm – inside content concerning the mobile membrane and nucleus of the mobile, mostly consisting of the drinking water-centered fluid referred to as cytosol, within just that happen to be all the other organelles and mobile solute and suspended elements.

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Mentioned on this page as Section of the axial skeleton is a 3rd subdivision, the visceral, comprising the decrease jaw, some features on the upper jaw, as well as branchial arches, such as the hyoid bone.

cervical enlargement – region on the ventral (anterior) horn of the spinal wire that has a larger sized populace of motor neurons for that larger amount of and finer Charge of muscles with the upper limb.

afterload – power the ventricles ought to create to properly pump blood against the resistance from the vessels.

blood islands – masses of developing blood vessels and shaped factors from click here mesodermal cells scattered throughout the embryonic disc.

anatomical situation – standard reference placement used for describing areas and Instructions about the human body.

cilia – smaller appendage on specified cells fashioned by microtubules and modified for movement of components across the mobile floor.

broad ligament – vast ligament that supports the uterus by attaching laterally to each side of the uterus and pelvic wall.

The connection with the ribs on the breastbone—the sternum—is in all cases a secondary one particular, brought about because of the fairly pliable rib (costal) cartilages. The compact joints involving the ribs plus the vertebrae allow a gliding motion from the ribs to the vertebrae all through respiratory and other activities. The motion is restricted via the ligamentous attachments among ribs and vertebrae.

corticospinal tract – connection concerning the cortex as well as the spinal cord responsible for creating movement.

alveolar duct – compact tube that potential customers through the terminal bronchiole to your respiratory bronchiole and is particularly The purpose of attachment for alveoli.

ball-and-socket joint – synovial joint formed amongst the spherical conclude of one bone (the ball) that fits into your depression of the second bone (the socket); uncovered click here in the hip and shoulder joints; functionally categorised being a multiaxial joint.

axon terminal – conclusion from the axon, wherever there are frequently quite a few branches extending towards the goal cell.

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