A Simple Key For human anatomy & physiology Unveiled
A Simple Key For human anatomy & physiology Unveiled
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cardiac skeleton – (also, skeleton from the heart) strengthened connective tissue Positioned inside the atrioventricular septum; involves four rings that surround the openings between the atria and ventricles, plus the openings to the pulmonary trunk and aorta; The purpose of attachment with the heart valves.
cutaneous membrane – skin; epithelial tissue designed up of the stratified squamous epithelial cells that go over the skin of your body.
codon – consecutive sequence of 3 nucleotides on an mRNA molecule that corresponds to a certain amino acid.
choroid – really vascular tissue while in the wall of the eye that provides the outer retina with blood/
cell membrane – membrane encompassing all animal cells, made up of a lipid bilayer interspersed with numerous molecules; also referred to as plasma membrane.
coronary sinus – significant, skinny-walled vein on the posterior surface of the heart that lies within the atrioventricular sulcus and drains the heart myocardium immediately into the correct atrium.
anterior horn – gray issue from the spinal twine containing multipolar motor neurons, at times referred to as the ventral horn.
anterior median fissure – deep midline characteristic of the anterior spinal wire, marking the separation amongst the appropriate and left sides of your wire.
amnion – clear membranous sac that encloses the acquiring foetus and fills with amniotic fluid.
Dalton’s legislation – assertion of the basic principle that a get more info specific gasoline key in a mix exerts its have force, like that specific fuel variety was not part of a mix of gases.
activation gate – Component of the voltage-gated Na+ channel that opens once the click here membrane voltage reaches threshold.
aldosterone – hormone made and secreted via the adrenal cortex that stimulates sodium and fluid retention and boosts blood volume and blood pressure.
axon – solitary strategy of the neuron that carries an electrical sign (action opportunity) clear of the mobile body toward a concentrate on mobile.
cerebral aqueduct – relationship from the ventricular procedure amongst the 3rd and fourth ventricles situated in the midbrain.