5 Simple Techniques For human anatomy and physiology definition
5 Simple Techniques For human anatomy and physiology definition
Blog Article
condyloid joint – synovial joint through which the shallow depression at the end of a single bone receives a rounded stop from a second bone or possibly a rounded construction shaped by two bones; uncovered in the metacarpophalangeal joints of the fingers or perhaps the radiocarpal joint from the wrist; functionally classified as a biaxial joint.
atlantoaxial joint – number of 3 articulations involving the atlas (C1) vertebra and also the axis (C2) vertebra, consisting on the joints concerning the inferior articular processes of C1 and the superior articular procedures of C2, as well as the articulation amongst the dens of C2 and also the anterior arch of C1.
bronchoconstriction – lessen in the size with the bronchiole due to contraction in the muscular wall.
Advancement also features the procedures of development and repair, both of which contain cell differentiation.
amacrine cell – sort of mobile inside the retina that connects to your bipolar cells close to the outer synaptic layer and supplies the basis for early graphic processing in the retina.
coronary sinus – big, thin-walled vein about the posterior surface with the heart that lies in the atrioventricular sulcus and drains the heart myocardium instantly into the best atrium.
atrioventricular (AV) node – clump of myocardial cells situated in the inferior percentage of the correct atrium throughout the atrioventricular septum; gets the impulse in the SA node, pauses, then transmits it into specialised conducting cells in the interventricular septum.
chemical synapse – connection among two neurons, or among a neuron and its focus on, the place a neurotransmitter diffuses across an exceptionally shorter here distance.
axoplasm – cytoplasm of an axon, which is different in composition when compared to the cytoplasm of the neuronal mobile body.
The third standard operate in the skeleton is that of motion. The nice the greater part on the skeletal muscles are firmly anchored to your skeleton, ordinarily to at the very least two bones and in some cases to several bones.
acromion – flattened bony method that extends laterally within the scapular spine to variety the bony idea of the shoulder.
Responsiveness is the power of the organism to here regulate to adjustments in its inside and exterior environments. An illustration of responsiveness to exterior stimuli could consist of going towards resources of meals and h2o and from perceived risks.
bulbourethral glands – (also, Cowper’s glands) glands that secrete a lubricating mucus that cleans and lubricates the urethra previous to And through ejaculation.
coronoid fossa – depression about the anterior surface on the humerus previously mentioned the trochlea; this Room gets the coronoid technique of the ulna if the elbow is maximally flexed.