Which of the following is the proper sequence of the menstrual (uterine) cycle?
A)menstrual phase, secretory phase, proliferative phase
B)menstrual phase, proliferative phase, secretory phase
C)proliferative phase, menstrual phase, progestational phase
D)menstrual phase, proliferative phase, progestational phase
E)proliferative phase, secretory phase, menstrual phase

Question

Quizplus · Accepted Answer

The menstrual (uterine) cycle starts with the menstrual phase, then moves on to the proliferative phase where the endometrial lining begins to grow and thicken. Finally, in the secretory phase, the endometrial lining becomes more vascular and glandular in preparation for possible implantation. Therefore, the proper sequence is menstrual phase, proliferative phase, and then secretory phase. Choice B reflects this sequence.

Which of the Following Is the Proper Sequence of the Menstrual