Estrogen levels cause both increased and decreased hormone secretions from the anterior pituitary and hypothalamus at various points in the menstrual cycle. This indicates that ________.

A. estrogen is involved in both positive and negative feedback with the anterior pituitary and hypothalamus
B. estrogen is secreted in consistent amounts from the ovaries throughout the menstrual cycle
C. estrogen is not involved in any feedback loops
D. the ovaries serve as the integrating center in a feedback loop with the anterior pituitary and hypothalamus


Answer: D

Anatomy & Physiology

You might also like to view...

When you stand for a long period of time, why should you "lock" your knee in extended position? How does the knee lock?

What will be an ideal response?

Anatomy & Physiology

Symptoms of overproduction of thyroxine include all of the following EXCEPT:

a. constipation. b. diarrhea. c. nervousness. d. tachycardia.

Anatomy & Physiology

What effect would increased amounts of aldosterone have on the K+ concentration in urine?

A) It would increase the K+ concentration in urine because Na+ is retained. B) It would decrease the K+ concentration in urine because Na+ is retained. C) It would increase the K+ concentration in urine because Na+ is secreted with it. D) It would decrease the K+ concentration in urine because Na+ is secreted with it. E) It would not affect K+ concentration in the urine because Cl- is exchanged for Na+.

Anatomy & Physiology

Commingling animals from multiple sources also adds to the stress as the animals establish their social hierarchy

Indicate whether the statement is true or false

Anatomy & Physiology