Which of the following statements regarding smooth muscle is correct?
A. A person has no voluntary control over smooth muscle.
B. Smooth muscle is found exclusively within blood vessels.
C. The biceps and quadriceps are examples of smooth muscle.
D. Smooth muscle is under control of the voluntary nervous system.
Answer: A. A person has no voluntary control over smooth muscle.
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An OEC Technician indicates that he understands the danger of heat stroke when he makes which of the following statements?
a. "In heat stroke, the body loses its ability to lose excess heat, causing the body's core temperature to rise." b. "Heat stroke is not a dire emergency because the body has not lost too much fluid." c. "Heat stroke resolves quickly with the administration of fluids and electrolytes." d. "Heat stroke occurs when a patient's blood vessels are dilated, causing a mild state of shock."
Aspirin is used in the treatment of myocardial ischemia because it:
A) inhibits the aggregation of platelets. B) is a thrombolytic. C) has analgesic effects. D) can cause gastric upset and bleeding.