A Simple Key For human anatomy & physiology Unveiled
A Simple Key For human anatomy & physiology Unveiled
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circadian rhythm – interior perception of your everyday cycle of sunshine and dark depending on retinal activity relevant to sunlight.
diffusion – movement of the compound from a region of larger concentration to at least one of lower focus.
carotid canal – zig-zag tunnel providing passage with the base with the cranium for The inner carotid artery towards the brain; starts anteromedial into the styloid procedure and terminates in the center cranial cavity, near the posterior-lateral base of your sella turcica.
costal cartilage – hyaline cartilage construction hooked up on the anterior conclusion of each rib that provides for possibly immediate or oblique attachment of most ribs on the sternum.
afterload – power the ventricles have to build to successfully pump blood in opposition to the resistance inside the vessels.
Progress is every one of the variations the body goes as a result of in everyday life. Enhancement contains the process of differentiation, by which unspecialized cells become specialized in composition and performance to perform particular jobs inside the body.
carpal tunnel – passageway among the anterior forearm and hand fashioned via the carpal bones and flexor retinaculum.
basal nuclei – nuclei on the cerebrum (using a handful of factors in the upper Mind stem and diencephalon) which have been answerable for examining cortical motion instructions and evaluating them with the overall condition of the individual by means of broad modulatory exercise of dopamine neurons; mostly check here associated with motor capabilities, as evidenced with the signs or symptoms of Parkinson’s and Huntington’s ailments.
atrial natriuretic peptide (ANP) – peptide hormone made by the walls of the atria in response to significant blood pressure, blood quantity, or blood sodium that lowers the reabsorption of sodium and drinking water during the kidneys and promotes vasodilation.
Marathon Runners Runners demonstrate two attributes of residing humans—responsiveness and motion. Anatomic buildings and physiological procedures make it possible for runners to coordinate the motion of muscle groups and sweat in reaction to mounting internal body temperature. (credit history: Phil Roeder/flickr)
central anxious program (CNS) – anatomical division with the anxious system Positioned in the cranial and vertebral cavities, specifically the Mind and spinal wire.
When just one considers the relation of such subdivisions of the skeleton for the smooth aspects of the human body—such here as the nervous method, the digestive method, the respiratory technique, the cardiovascular process, and also the voluntary muscles from the muscle method—it is clear that the functions in the skeleton are of 3 differing types: guidance, defense, and movement.
bulbourethral glands – (also, Cowper’s glands) glands that secrete a lubricating mucus that cleans and lubricates the urethra previous to and during ejaculation.
coronoid fossa – despair within the anterior surface of the humerus higher than the trochlea; this Area receives the coronoid process of the ulna once the elbow is maximally flexed.