5 Simple Techniques For human anatomy meaning

5 Simple Techniques For human anatomy meaning

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circle of Willis – (also, arterial circle) anastomosis Situated at The bottom from the brain that assures continual blood source; shaped from branches of the internal carotid and vertebral arteries; supplies blood to the Mind.

cardiac notch – depression inside the medial area of your inferior lobe on the remaining lung exactly where the apex in the heart is situated.

Reviewed on this page as Portion of the axial skeleton is a 3rd subdivision, the visceral, comprising the reduce jaw, some elements with the upper jaw, and also the branchial arches, including the hyoid bone.

central canal – longitudinal channel within the centre of each osteon; is made up of blood vessels, nerves, and lymphatic vessels; generally known as the Haversian canal.

Human Physiology (physio = “character”; -logy = “analyze”) studies the “nature” on the human body, mother nature from the sense of how constructions at distinctive amounts work. Physiology focuses on functionality

DNA polymerase – enzyme that functions in adding new nucleotides to your developing strand of DNA through DNA replication.

anatomical position – regular reference get more info situation useful for describing destinations and Instructions on the human body.

counter latest multiplier method – will involve the descending and ascending loops of Henle directing forming urine in opposing Instructions to create a concentration gradient when combined with variable permeability and sodium pumping.

bronchial tree – collective title with the many branches of the bronchi and bronchioles in the respiratory process.

During the upper body and abdomen, a number of inside membranes retain key organs including the lungs, heart, and kidneys different from Other people.

angle in the rib – part of rib with biggest curvature; together, the rib angles form probably the most posterior extent on the thoracic cage.

capillary – smallest of blood vessels the place Bodily exchange occurs concerning the blood and tissue cells surrounded by interstitial fluid.

Betz cells – output cells of the main motor cortex that cause musculature to move read more through synapses on cranial and spinal motor neurons.

cytokinesis – remaining stage in cell division, where by the cytoplasm divides to sort two different daughter cells.