5 Simple Techniques For human anatomy and physiology definition
5 Simple Techniques For human anatomy and physiology definition
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circle of Willis – (also, arterial circle) anastomosis Situated at the base with the brain that makes certain continual blood supply; formed from branches of The interior carotid and vertebral arteries; provides blood to your brain.
aquaporin – protein-forming water channels in the lipid bilayer of your mobile; enables water to cross; activation while in the collecting ducts is under the control of ADH.
cartilage – semi-rigid connective tissue found within the skeleton in areas wherever flexibility and clean surfaces assistance movement.
adrenaline – Key and many strong catecholamine hormone secreted through the adrenal medulla in response to brief-term strain.
axillary artery – continuation with the subclavian artery mainly because it penetrates the body wall and enters the axillary area; supplies blood on the region in the vicinity of the head with the humerus (humeral circumflex arteries); virtually all the vessel continues to the brachium and turns into the brachial artery.
adrenal vein – drains the adrenal or suprarenal glands which have been quickly superior to here the kidneys; the proper adrenal vein enters the inferior vena cava straight and also the left adrenal vein enters the remaining renal vein.
centriole – compact, self-replicating organelle that provides the origin for microtubule advancement and moves DNA through cell division.
chemical synapse – connection involving two neurons, or between a neuron and its focus on, exactly where a neurotransmitter diffuses across a very shorter length.
prevalent hepatic artery – branch with the celiac trunk that forms the hepatic artery, the appropriate gastric artery, along with the read more cystic artery.
While in the upper body and abdomen, several different interior membranes maintain big organs like the lungs, heart, and kidneys separate from Other individuals.
corticospinal tract – connection among the cortex along with the spinal cord answerable for making movement.
bedsore – sore within the skin that develops when locations of your body get started necrotising due to frequent strain and lack of blood provide; also called decubitis ulcers.
blood-Mind barrier (BBB) – physiological barrier amongst the circulatory process and the central nervous system that establishes a privileged blood offer, proscribing the circulation of substances into the CNS.
anterior corticospinal tract – division of your corticospinal pathway that travels throughout the ventral (anterior) column with the spinal cord and controls axial musculature from the medial motor neurons while in the ventral (anterior) horn.