5 Simple Techniques For human anatomy and physiology definition

arteriovenous anastomosis – limited vessel connecting an arteriole directly to a venule and bypassing the capillary beds.

aquaporin – protein-forming drinking water channels with the lipid bilayer of your mobile; permits water to cross; activation during the amassing ducts is beneath the Charge of ADH.

cortical response – pursuing fertilisation, the discharge of cortical granules from the oocyte’s plasma membrane in to the zona pellucida creating a fertilisation membrane that prevents any more attachment or penetration of sperm; Portion of the gradual block to polyspermy.

coronoid strategy of the mandible – flattened upward projection within the anterior margin of the mandibular ramus.

cupula – specialised framework inside the base of a semicircular canal that bends the stereocilia of hair cells when the head rotates Through the relative movement in the enclosed fluid.

DNA polymerase – enzyme that features in including new nucleotides to a escalating strand of DNA in the course of DNA replication.

caudal – describes a situation underneath or lessen than another Portion of the body proper; close to or towards the tail (in humans, the coccyx, or least expensive Element of the spinal column); also generally known as inferior.

anterior median fissure – deep midline feature on the anterior spinal twine, marking the separation among the right and remaining sides with the twine.

articular disc – meniscus; a fibrocartilage framework discovered in between the website bones of some synovial joints; presents padding or smooths movements amongst the bones; strongly unites the bones collectively.

anterior inferior iliac spine – modest, bony projection located around the anterior margin of the ilium, underneath the anterior outstanding iliac spine.

direct pathway – connections in the basal nuclei here from your striatum towards the globus pallidus interior section and substantia nigra pars reticulata that disinhibit the thalamus to boost cortical Charge of motion.

carbaminohemoglobin – compound of carbon dioxide and haemoglobin, and among the list of ways that carbon dioxide is carried inside the blood.

descending aorta – portion of the aorta that proceeds downward past the tip of your aortic arch; subdivided in to the thoracic aorta as well as the abdominal aorta.

axon terminal – finish with the axon, where there are frequently numerous branches extending toward the concentrate on mobile.

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