About ____________________ ml of air are inspired, and the same quantity expired during quiet breathing
Fill in the blank(s) with correct word
500
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Some of the most common buffers in animal cells are effective because
A) They have a pK value that is close to the normal pH of the cell. B) They can bind with H+ in a chemical reaction, forming a new product that can be eliminated from the body. C) They have very low pK values. D) Both A and B
Saltatory conduction
a) can occur in unmyelinated axons b) happens due to an even distribution of voltage-gated Na+ channels c) encodes only action potentials that are initiated in response to pain. d) occurs in unmyelinated axons and happens due to even distribution of voltage-gated Na+ channels e) occurs only in myelinated axons
An aponeurosis is ________
A) similar to a tendon in function B) a structural part of the interior of muscle cells C) a covering of the myoneural region D) a disease of the neuromuscular junction
A cut through the long axis of an organ is a(n)
A. longitudinal section B. oblique section C. transverse section