The second order neurons of the olfactory pathway have cell bodies located in which of the following areas?
A) in the olfactory epithelium
B) in the olfactory bulbs
C) near specialized olfactory receptors within the epithelium
D) next to basal cells
E) in the olfactory glands, which are located in the underlying lamina propria
B) in the olfactory bulbs
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What causes gangrene?
A. Insufficient blood supply that is associated with an infection B. The formation of neoplasms C. Insufficient blood supply D. The presence of infection
Water reabsorption occurs
a. by osmosis in the proximal tubule b. under the control of vasopressin in the distal and collecting tubules c. by osmosis in the distal and collecting tubules d. under all of the above conditions e. only under conditions b and c
A brush border of microvilli belongs to ______ epithelium found in the _________.
A) Pseudostratified; nasal cavity. B) Simple cuboidal; esophagus. C) Simple columnar; small intestine. D) Stratified squamous; anal canal. E) Stratified squamous; esophagus.
The umbilical cord contains ________ umbilical vein(s) and ________ umbilical artery(ies).
A. two; three B. one; one C. two; two D. one; two E. two; one