Which of the following is not true of basophils?
A) constitute about 1 percent of WBCs
B) promote inflammation
C) granules contain histamine
D) contain dense blue stained granules in the Wright stain
E) increased production during parasitic infections
Answer: E
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Which produces the greatest percentage of seminal fluid?
A. Cowper’s glands B. testes C. prostate gland D. seminal vesicles
Huntington's disease involves ________
A) hypersecretion of growth hormone B) the presence of an extra chromosome C) hyposecretion of thyroxine D) degeneration of the basal nuclei of the brain
The midpiece of the sperm:
a. supplies enzymes to break down the covering of the ovum b. contains mitochondria c. holds 23 chromosomes d. is a whip-like structure that provides movement for the sperm
Which skull canal conveys sound waves to the eardrum?
A. jugular foramen B. external auditory canal C. carotid canal D. nasolacrimal canal E. foramen ovale