Top Guidelines Of human anatomy and physiology definition

Top Guidelines Of human anatomy and physiology definition

Blog Article

ampulla – inside the ear, the composition at the base of the semicircular canal that contains the hair cells and cupula for transduction of rotational motion of the head.

anterior tibial vein – kinds with the dorsal venous arch; drains the realm close to the tibialis anterior muscle mass and results in the popliteal vein.

cortical reaction – pursuing fertilisation, the release of cortical granules with the oocyte’s plasma membrane into the zona pellucida creating a fertilisation membrane that forestalls any even more attachment or penetration of sperm; Section of the slow block to polyspermy.

apocrine sweat gland – variety of sweat gland that is linked to hair follicles in the armpits and genital regions.

ciliary body – smooth muscle structure on the interior surface area with the iris that controls the shape of your lens throughout the zonule fibres.

coronary sinus – substantial, slim-walled vein about the posterior area of the heart that lies in the atrioventricular sulcus and drains the heart myocardium straight into the correct atrium.

depolarise – to reduce the voltage difference between here the inside and outdoors of a cell’s plasma membrane (the sarcolemma for just a muscle mass fibre), generating The within fewer damaging than at rest.

cilia – little appendage on specific cells formed by microtubules and modified for movement of products across the mobile surface.

acute mountain sickness (AMS) – affliction that happens a results of acute exposure to high altitude resulting from a minimal partial stress of oxygen.

descending tract – central nervous technique fibres carrying motor commands through the Mind towards the spinal wire or periphery.

bone marrow transplant – remedy during which a donor’s healthy bone marrow with its stem cells read more replaces diseased or damaged bone marrow of a patient.

costal side – site around the lateral sides of the thoracic vertebra for articulation with the head of the rib.

Of those capabilities, support is easily the most primitive and the oldest; Furthermore, the axial part of the skeleton was the main to evolve. The vertebral column, similar to the notochord in lessen organisms, is the main guidance of the trunk.

articular cartilage – thin layer of cartilage masking an epiphysis; lowers friction and functions as being a shock absorber.