Define osmosis
What will be an ideal response?
The process that allows a solvent to move across a membrane in an effort to equal concentration, but will not allow all molecules to pass.
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Which statement comparing action potential and local potential is false?
A. Action potentials are not graded and local potentials are. B. Action potentials are not reversible and local potentials are. C. Action potentials are graded and local potentials are not. D. Action potentials are not decrimental and local potentials are.
Cardiac muscle cells
A. have smooth ER but no T tubules. B. develop a significant oxygen deficit during systole. C. form the heart valves. D. are maintained by an extensive capillary network. E. do not contain actin and myosin like skeletal muscle fibers.
The tail of the pancreas
A. sits in the hilum of the spleen. B. is at a higher level than the head and body. C. is posterior to the stomach. D. All of the above
The primary motor area of the brain is in the
A. lateral part of the occipital lobe. B. posterior sulcus of the temporal lobe. C. precentral gyrus of the frontal lobe. D. postcentral gyrus of the parietal lobe.