There is a small "bump" or swelling with a hole in it in the medial canthus. This structure is called a lacrimal caruncle. Where would we find another caruncle?
a. on the soft palate
b. under the tongue
c. in the nasal cavity
d. in the duodenum
Answer: d. in the duodenum
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How many different hormones are secreted by the anterior pituitary?
a. 2 b. 3 c. 4 d. 5 e. 6
The lining of the air sacs in the lungs (alveoli) is comprised of what epithelium?
A. Simple squamous B. Simple columnar C. Transitional D. Stratified squamous E. Simple cuboidal
Which would not contain sympathetic postganglionic fibers?
a. ventral ramus b. dorsal ramus c. grey ramus d. white ramus
In the thick segment of the ascending limb of the nephron loop, K+ reenters the cell from the interstitial fluid via the ________. K+ is then secreted into the tubular fluid
A) Na+-K+ pump B) countercurrent exchange C) vasa recta D) countercurrent multiplier E) juxtaglomerular apparatus