The Single Best Strategy To Use For human anatomy and physiology definition
The Single Best Strategy To Use For human anatomy and physiology definition
Blog Article
cone photoreceptor – one of the two sorts of retinal receptor mobile that is specialised for colour vision through the utilization of a few photopigments distributed by means of three different populations of cells.
constant conduction – slow propagation of the action prospective together an unmyelinated axon owing to voltage-gated Na+ channels Situated alongside your entire length of your cell membrane.
codon – consecutive sequence of 3 nucleotides on an mRNA molecule that corresponds to a certain amino acid.
adrenaline – Most important and most potent catecholamine hormone secreted from the adrenal medulla in response to brief-expression anxiety.
Safety in the heart, lungs, as well as other organs and buildings from the chest makes a difficulty fairly distinctive from that of the central nervous system. These organs, the functionality of which includes motion, enlargement, and contraction, should have a versatile and elastic protective covering. This type of covering is provided by the bony thoracic basket, or rib cage, which types the skeleton from the wall in the chest, or thorax.
contralateral – word meaning “on the other side,” as in axons that cross the midline in a fibre tract.
dendrite – one particular of numerous branchlike processes that extends with the neuron cell body and capabilities like a Call for incoming indicators (synapses) click here from other neurons or sensory cells.
deep femoral artery – department with the femoral artery; offers rise towards the lateral circumflex arteries.
clavicular notch – paired notches Situated over the exceptional-lateral sides of your sternal manubrium, for articulation Together with the clavicle.
areolar tissue – (also, loose connective tissue) a type of connective tissue proper that shows little specialisation with cells dispersed during the matrix.
amniotic cavity – cavity that opens among the inner cell mass plus the trophoblast; develops into amnion.
cerebral peduncles – segments from the descending motor pathway click here which make up the white make a difference of the ventral midbrain.
ball-and-socket joint – synovial joint fashioned amongst the spherical finish of one bone (the ball) that matches in the depression of a next bone (the socket); found for the hip and shoulder joints; functionally categorized like a multiaxial joint.
widespread carotid artery – appropriate common carotid artery arises with the brachiocephalic artery, along with the remaining widespread carotid occurs from the aortic arch; provides rise on the exterior and inner carotid arteries; materials the respective sides of The pinnacle and neck.