Which of the following is a hormonal change that occurs near the end of a healthy pregnancy?

A. Estrogens stimulate connexin synthesis in the myometrium.
B. Plasma progesterone levels decrease while the levels of estrogen continue to increase.
C. There is a surge in the LH concentration.
D. Estrogen blocks the synthesis of oxytocin receptors on uterine smooth muscle.
E. Plasma estrogen levels decrease while the levels of progesterone continue to increase.


Answer: A

Anatomy & Physiology

You might also like to view...

Which of the following is not function of the hypothalamus?

A) produces ADH B) secrete melatonin C) regulates body temperature D) secretes oxytocin E) controls autonomic centers

Anatomy & Physiology

Which is not a characteristic of the sympathetic nervous system?

a. intermural ganglia b. short preganglionic fibers c. unpaired ventral ganglia d. 2 nerve fibers in PNS

Anatomy & Physiology

Diabetes insipidus is caused by ________

A) aldosterone hypersecretion B) epinephrine hypersecretion C) cortisol hypersecretion D) antidiuretic hormone (ADH) hypersecretion E) antidiuretic hormone (ADH) hyposecretion

Anatomy & Physiology

Vitamin B12 deficiency can cause a bleeding tendency because of incomplete activation of vitamin B–dependent clotting factors

a. True b. False Indicate whether the statement is true or false

Anatomy & Physiology