Defecation is stimulated by ________.
A. lipid content in the feces
B. water content of the feces
C. the chemical composition of the feces
D. stretching of the rectum
E. bacterial flora in the feces
Answer: D
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Sensory nerve cells, parasympathetic ganglia, and sympathetic postganglionic fibers can be found in the
A) mucosa. B) serosa. C) adventitia. D) submucosal neural plexus. E) lamina propria.
When comparing slow muscle fibers to fast muscle fibers, slow fibers
A) take about three times as long to reach peak tension B) have much smaller fiber diameters C) are rich in the red protein myoglobin D) generate much less tension E) All of the answer are correct
Multiple sclerosis (MS) is a disease in which the myelin sheaths are destroyed in the brain and spinal cord. With what process does this interfere and what would be the consequences?
What will be an ideal response?
If the dermal papillae were completely flat, this would result in the fingerprints becoming even more prominent.
Answer the following statement true (T) or false (F)