A Simple Key For human anatomy & physiology Unveiled
A Simple Key For human anatomy & physiology Unveiled
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baroreceptor reflex – autonomic reflex by which the cardiac centres observe signals within the baroreceptor extend receptors and regulate heart functionality based on blood move.
cuticle – in hair, the outermost layer of keratinocytes originating from your hair matrix, as observed within a cross-part with the hair bulb.
clotting – also referred to as coagulation; elaborate process by which blood parts form a plug to stop bleeding.
acrosome – cap-like vesicle Positioned in the anterior-most region of the sperm that's rich with lysosomal enzymes effective at digesting the protecting levels encompassing the oocyte.
Replica will be the formation of a completely new organism from dad or mum organisms. In humans, replica is performed from the male and female reproductive units. Simply because Dying will arrive at all advanced organisms, with no copy, the road of organisms would end.
anterior cavity – larger sized body cavity Found anterior for the posterior (dorsal) body cavity; contains the serous membrane-lined pleural cavities for your lungs, pericardial cavity for your heart, and peritoneal cavity with the abdominal and pelvic organs; also called ventral cavity.
Physiology is definitely the examine of how the human body performs. It describes the chemistry and physics behind essential body capabilities, from how molecules behave in cells to how devices of organs function alongside one another.
coracoid system – small, website hook-like course of action that assignments anteriorly and laterally in the excellent margin from the scapula.
alar cartilage – cartilage that supports the apex of the nose and will help condition the nares; it is actually connected to the septal cartilage and connective tissue in the alae.
bronchial artery – systemic department from the aorta that gives oxygenated blood into the lungs Along with the pulmonary circuit.
basilar artery – fashioned within the fusion of The 2 vertebral more info arteries; sends branches for the cerebellum, Mind stem, as well as posterior cerebral arteries; the key blood source for the Mind stem.
astrocyte – star-shaped cell within the central anxious process that regulates ions and uptake and/or breakdown of some neurotransmitters and contributes to your formation of the blood-brain barrier.
adrenal glands – endocrine glands Positioned at the highest of each kidney that are essential with the regulation on the worry reaction, hypertension and blood volume, water homeostasis, and electrolyte stages.
brush border – shaped by microvilli within the surface of selected cuboidal cells; within the kidney it is located in the PCT; improves surface area region for absorption while in the kidney.