All postganglionic parasympathetic fibers release ________ at their effector.
Fill in the blank(s) with the appropriate word(s).
acetylcholine
Anatomy & Physiology
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What is the mechanism called that pushes blood from the lower veins to the chest veins due to a pressure difference?
a. chest flow b. chest gradient c. chest pump d. respiratory pump e. respiratory gradient
Anatomy & Physiology
A cell that contains 23 pairs of chromosomes is
A. haploid. B. monoid. C. diploid. D. polyploid.
Anatomy & Physiology
During REM sleep, muscle tone decreases significantly.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
The humerus has its superior articulation with the
A) brachium. B) radial tuberosity. C) trochlear notch. D) semilunar cavity. E) glenoid cavity.
Anatomy & Physiology