Question

the middle layer of the uterus is called the: a myometrium. b perimetrium. c endometrium. d mesometrium.

Explanation:

The uterus has three layers. The perimetrium is the outer layer. The endometrium is the inner layer. The myometrium is the middle layer, composed of smooth muscle. The mesometrium is part of the broad ligament (not a uterine layer).

Answer:

A. myometrium