A blood test for the prostate-specific antigen (PSA) is useful in the diagnosis of
A. prostatitis.
B. prostatic atrophy.
C. prostatic cancer.
D. prostatic infection.
E. urinary tract infection.
C
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The folds of the internal membrane within mitochondria are called
A) cristae. B) cytosol. C) cisternae. D) matrix. E) histones.
Diurnal rhythms are
a. are inherent cyclical peaks and ebbs of hormone secretion that are a function of time and are entrained to the 24-hour light-dark cycle b. are important in maintaining hormone levels at a relatively constant set point no matter the time of day c. mainly associated with adrenal hormones d. are all of the above e. none of the above
These are the smallest blood vessels in our body.
A. Venules B. Arterioles C. Capillaries D. Venous sinuses
The superficial hard part of the inner ear is called the ________ and contains ________.
-membranous labyrinth; perilymph -bony labyrinth; perilymph -membranous labyrinth; endolymph -cochlea; perilymph -bony labyrinth; endolymph