What is the function of the gallbladder?
A. Produce bile
B. Add pigment to bile
C. Store and concentrate bile
D. Store bicarbonate
Answer: C
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According to current concepts, the external urethral sphincter:
A) is similar in males and females. B) only exists in females. C) only exists in males. D) is innervated by pelvic splanchnic nerves. E) has an inferior part in males that acts as a true sphincter of the intermediate (membranous) urethra.
Which of the following statements regarding blood capillaries and lymphatic capillaries is not true?
A. Both lymphatic and blood capillaries reabsorb fluid from tissue spaces. B. Lymphatic capillaries are closed at one end, unlike blood capillaries. C. Bacteria and lymphocytes may move into lymphatic capillaries through gaps between cells. D. Both lymphatic and blood capillaries are lined with endothelium. E. Endothelial cells of both blood and lymphatic capillaries are joined by tight junctions.
After a stroke, a patient complains about lack of sensitivity in her right hand. The stroke most likely affected which part of the brain?
A) Postcentral gyrus in the left frontal lobe B) Precentral gyrus in the right frontal lobe C) Postcentral gyrus in the left parietal lobe D) Postcentral gyrus in the right temporal lobe E) Precentral gyrus in the left frontal lobe
Tendons and ligaments are composed primarily of
A. dense irregular tissue. B. reticular connective tissue. C. dense regular connective tissue. D. muscle tissue.