A patient is unable to lift his shoulder. Which nerve or nervous structure may be compromised?
A. Ansa cervicalis
B. Vagus nerve
C. Sympathetic trunk
D. Cervical branch of the facial nerve
E. Spinal accessory nerve
Answer: E. Spinal accessory nerve
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The technical term for water intoxication is
A) hypocalcemia. B) hyponatremia. C) hypoxia. D) hypoglycemia.
For the following, match the term with the best description.A. A characteristic of aging arteriesB. Produced by turbulent blood flowC. Blood flow is directly proportional to pressure differences and inversely proportional to resistanceD. As pressure in a vessel decreases, the force holding it open decreases, and the vessel tends to collapseE. A characteristic of the venous systemLaplace's law
Fill in the blank(s) with the appropriate word(s).
Which of the following occurs in Cheyne-Stokes respiration?
A. Alternating deep, labored breathing and apnea B. Deep inspiration C. Deep, labored breathing followed by eupnea D. Sudden, forceful expiration
Which of the following is not true of the effects of various factors on blood pressure?
A. An increase in vasoconstriction of blood vessels increases blood pressure. B. An increase in blood volume increases blood pressure. C. An increase in cardiac output increases blood pressure. D. An increase in peripheral resistance decreases blood pressure. E. All of these are true of the effects of various factors on the blood pressure.