Morphologic evaluation of body fluids prepared by using the cytocentrifuge is an excellent method of concentrating cells for microscopic review. When the pleural fluid is cytocentrifuged for staining, what type of normal cells would one expect to see?
a. Ependymal
b. Mesothelial
c. Synovial
d. Choroid plexus
Correct Answer: B
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Which nerve innervates the baroreceptors in the aortic arch?
A. vagus B. hypoglossal C. glossopharyngeal D. phrenic
Which design best describes this epidemiologic study?
An epidemiologist was interested in determining whether use of non-steroidal anti-inflammatory drugs (NSAIDS) causes gastrointestinal bleeding. S/he recruited 600 subjects who had been hospitalized with gastrointestinal bleeding and 600 subjects from the local community who had never been diagnosed with such a bleeding problem. Due to concern over their diagnosis, subjects who had experienced a gastrointestinal bleed were able to provide a more accurate recollection of their NSAID use, while the comparison subjects were more likely to underestimate their use a. quasi-experimental study b. cohort study c. cross-sectional study d. case-control study
Endocytosis is the act of transporting substances out of the cell
Indicate whether the statement is true or false
The hormone melatonin's levels rise and fall during waking and sleeping hours
Indicate whether the statement is true or false