A Simple Key For anatomy human heart Unveiled

circle of Willis – (also, arterial circle) anastomosis Situated at the base of the Mind that makes certain continual blood offer; shaped from branches of The inner carotid and vertebral arteries; supplies blood to your Mind.

appendicular skeleton – all bones with the upper and lower limbs, moreover the girdle bones that attach Every single limb to the axial skeleton.

bronchoconstriction – lessen in the dimensions of the bronchiole resulting from contraction of your muscular wall.

atmospheric tension – amount of pressure that may be exerted by gases in the air bordering any provided surface.

afterload – drive the ventricles will have to acquire to proficiently pump blood from the resistance in the vessels.

adrenal vein – drains the adrenal or suprarenal glands which can be right away top-quality to the kidneys; the right adrenal vein enters the inferior vena cava right along with the left adrenal vein enters the still left renal vein.

capitate – in the lateral facet, the third of the four distal carpal bones; articulates read more with the scaphoid and lunate proximally, the trapezoid laterally, the hamate medially, and mostly Using the 3rd metacarpal distally.

aponeurosis – broad, tendon-like sheet of connective tissue that attaches a skeletal muscle to another skeletal muscle mass or to some bone.

aortic arch – arc that connects the ascending aorta on the descending aorta; ends for the intervertebral disk between the fourth and fifth thoracic vertebrae.

descending tract – central nervous program fibres carrying motor commands from the brain into the spinal cord or periphery.

adrenal cortex – outer location of the adrenal glands consisting of many layers of epithelial cells and capillary networks that makes mineralocorticoids and glucocorticoids.

carbaminohemoglobin – compound of carbon dioxide and haemoglobin, and on the list of ways in which carbon dioxide is carried inside the blood.

anterior – describes the front or course toward the entrance with the body; also often called ventral.

bronchus read more – tube linked to the trachea that branches into numerous subsidiaries and provides a passageway for air to enter and depart the lungs.

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