The integrity of which cranial nerve can be tested by asking a patient to stick out his tongue?
A. CN VII
B. CN V3
C. CN IX
D. CN X
E. CN XII
Ans: E. CN XII
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This figure shows a cross section of a vertebra and the spinal cord. What structure does number 1 indicate? 
A. Central canal B. Epidural space C. Dura mater D. Pia mater E. Subarachnoid space
In comparison to a vessel with a large diameter, a vessel with a small diameter has
A) less resistance to blood flow. B) the same amount of pressure as resistance. C) a greater resistance to blood flow. D) a higher blood pressure. E) a greater blood flow.
Which of the following must be true for an object to be in a state of static equilibrium?
A. the sum of all vertical forces acting on the object must be equal to zero B. the sum of all horizontal forces acting on the object must be equal to zero C. the sum of all torques acting on the object must be equal to zero D. all of the above must be true
Balding men have tried all kinds of remedies, including hair transplants, to restore their lost locks. Explain the cause of male pattern baldness.
What will be an ideal response?