Which pair of chromosomes would result in the birth of a male?
A) YY B) XY C) XX D) XZ
B
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All of the following contain blood vessels except the
A) epidermis. B) papillary layer. C) reticular layer. D) subcutaneous layer. E) hypodermis.
In the neurons that innervate skeletal muscles, the cytoplasm of the synaptic terminal contains mitochondria and vesicles filled with molecules of the neurotransmitter
A) Epinephrine. B) Norepinephrine. C) Acetylcholine. D) Antidiuretic hormone. E) all of the above
________ is a painful viral infection occurring along the dermatomes of the trunk that usually strikes after the age of 50.
Fill in the blank(s) with the appropriate word(s).
Which of the following would reduce the glomerular filtration rate?
A. Vasoconstriction of the afferent arteriole B. Vasoconstriction of the efferent arteriole C. Vasodilation of the afferent arteriole D. An increase in osmotic pressure in the Bowman capsule E. A drop in colloid osmotic pressure