A tropic hormone is one whose function is to
a. stimulate the central nervous system.
b. trigger cellular development.
c. stimulate endocrine tissue to secrete hormones.
d. stimulate growth and development.
C
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During the menstrual phase,
A) progesterone levels are high. B) a new uterine lining is formed. C) secretory glands and blood vessels develop in the endometrium. D) the old functional layer is sloughed off. E) the corpus luteum is most active.
How does the breeding soundness evaluation of a stallion differ from that of a bull?
What will be an ideal response?
The endoneurium is composed of
A. areolar connective tissue. B. dense irregular connective tissue. C. dense regular connective tissue. D. pseudostratified nonkeratinized epithelium. E. simple squamous epithelium.
The trophoblast cells of the chorion secrete ________, which maintains the corpus luteum, thereby preventing menstruation.
A. hCG B. FSH C. GnRH D. ACTH