Jason fractured his pisiform bone in an accident. What part of his body is injured?
A) wrist
B) ankle
C) leg
D) skull
E) shoulder
A) wrist
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Muscarinic antagonists would stimulate ________ pupillary diameter.
A. no change in B. a decrease C. an increase
The third and fourth ventricles are linked by a slender canal designated as the
A) central canal. B) tentorium cerebelli. C) cerebral aqueduct. D) interventricular foramina. E) septum pellucidum.
In an ECG, the T wave represents
A. depolarization of the atria. B. depolarization of the ventricles. C. repolarization of the atria. D. repolarization of the ventricles.
In interpreting sensation, which of the following matters most?
A. How often impulses are sent to the central nervous system. B. The sensory neuron responsible for collecting the stimulus. C. The type of stimulus itself. D. The part of the cerebral cortex that receives the impulses.