20.A patient with chronic alcoholism develops cirrhosis of the liver and subsequent portal hypertension. In a normal person, venous blood flows from the superior rectal vein into the ___________; but in this patient venous blood flows from the superior rectal vein into the __________. A.inferior mesenteric vein azygos vein B.inferior mesenteric vein middle and inferior rectal veins C.middle and inferior rectal veins paraumbilical veins D.superior mesenteric vein left gastric vein E.inferior mesenteric vein hepatic vein 21.When a surgeon performs a cholecystectomy (removal of the gall bladder), he would most likely tie off and cut the duct indicated by
Page 8 For questions 22-24 , choose the cranial nerve from the following list that best applies to the statement. 22.This cranial nerve has onlymotor fibers (no sensory or autonomic fibers) 23. This cranial nerve provides taste sensation from the posterior one-third of the tongue 24. Damage to this cranial nerve could result in the inability to close the eye The figure below indicates five different nerve lesions. For questions 25-27 , choose the lesion that is most likely to produce the listed symptoms.
Page 9 25. Bell’s palsy (facial paralysis) 26. Loss of general sensation, but not taste, from the anterior 2/3 of the tongue 27. Loss of both taste and general sensation from the anterior 2/3 of the tongue 28. The frenulum of the tongue is 29. The primary extrinsic muscle that protrudes the tongue is the______________.
Page 10 30. When a patient attempts to stick out his tongue, it deviates to the right. Which cranial nerve is most likely damaged? A. right CN V B. left CN X C. right CN X D. left CN XII E. right CN XII 31. A patient has thick green discharge from the nose, a fever and a headache. His doctor diagnoses a sinus infection. It is very tender when the doctor presses in the region of the face inferior to the orbits, but not when he presses medially or superiorly to the orbits. What sinus is most likely infected?
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- Spring '08
- inferior vena cava, Superior vena cava, Veins of the torso, Pleural cavity