Which of the following describes a comminuted fracture?
A. The bone is broken into three or more pieces.
B. The bone is bent on one side and has an incomplete fracture on the other side.
C. The fracture is parallel to the long axis of the bone.
D. A fine crack is visible but bones are still aligned.
E. The fracture spirals around the axis of a long bone.
A. The bone is broken into three or more pieces.
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As an adult ages, the symphysial surface of the pubis
A. becomes more flattened, and the bony ridge at its circumference progressively disappears. B. becomes more flattened, and a bony rim forms at its circumference. C. becomes more billowed, and the bony ridge at its circumference progressively disappears. D. becomes more billowed, and a bony rim forms at its circumference.
Which of the following cell types produces insulin?
A) delta cells B) beta cells C) gamma cells D) alpha cells E) All of the answers are correct.
Pain felt in the left shoulder and arm as the result of a heart attack is an example of?
A. referred pain. B. localized pain. C. anesthesia. D. both localized pain and anesthesia. E. both referred pain and localized pain.
What type of autonomic fibers release ACh at effectors?
A. Parasympathetic B. Sensory C. Sympathetic D. Somatic