The symptoms of constipation are due to
a. inhibition of gastric emptying
b. absorption of toxins of bacterial origin from the colon
c. prolonged distention of the large intestine by the fecal mass
d. exhaustion due to frequent straining movements during the defecation reflex
e. accumulation of large amounts of fluid in the colon
C
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The structures responsible for distributing excitation to the contractile cells are
A) contractile cells. B) conducting cells. C) intercalated cells. D) pacemaker cells. E) intermodal cells.
Chemical reactions with the property of being able to proceed from reactants to products and from products to reactants are called ________ reactions.
A. mirrored B. exchange C. decomposition D. reversible E. synthesis
During isometric contraction, the energy used appears as movement
Indicate whether the statement is true or false
Distinguish between phonation and articulation
A) Articulation is the movement of the vocal folds to produce sound; phonation is the modification of sound by the tongue, teeth, and lips. B) Phonation is the movement of the vocal folds to produce sound; articulation is the modification of sound by the tongue, teeth, and lips. C) Phonation is central nervous system control over the production of sound. Articulation is the movement of the vocal folds to produce sound. D) Articulation is the central nervous system control over the production sound. Phonation is the movement of the vocal folds to produce sound. E) Phonation is the response of the auditory association area to the hearing of sound. Articulation is the movement of the vocal folds to produce sound.