Smooth muscle relaxation most likely occurs as a result of
a. a decrease in intracellular cAMP.
b. an increase in intracellular cAMP.
c. an increase in ATP.
d. a decrease in ATP.
ANS: B
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The EMT should recognize that a newborn is stable when assessment shows:
A) heart rate of 120 beats per minute. B) respirations of 28 per minute. C) facial grimace when irritated. D) heart rate between 60 and 100 beats per minute.
Moderate caries is seen radiographically as a radiolucency that has:
a. penetrated less than halfway through the enamel. b. penetrated over halfway through the enamel but did not reach the DEJ. c. penetrated at or through the DEJ but less than halfway through the dentin toward the pulp. d. penetrated over halfway through the dentin toward the pulp.
What is the type of reasoning used in research that generally begins with a hypothesis and develops a means to test the hypothesis to either validate or invalidate the theory?
A. Inductive reasoning B. Deductive reasoning C. Conclusive reasoning D. Longitudinal reasoning
Data input errors have a(n) ________ effect.
A. Crumple B. Ripple C. Swelling D. Wrinkle