On Day 14 of a Typical 28-Day Menstrual Cycle,LH Concentration

Multiple Choice

On day 14 of a typical 28-day menstrual cycle,LH concentration in the blood will be ________.The endometrium will be ________.Estrogen concentration in the blood is ________.

A) level;sloughing off;low
B) at or near a peak;near the end of the proliferative phase;relatively high
C) low but rising;in the secretory phase;high
D) at or near a peak;in the secretory phase;low
E) level;starting the proliferative phase;level but high