Q. Oxytocin acts on which of the following layers of the uterine wall?

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Solution:

Perimetrium: outermost thin membranous layer of uterus.
Myometrium: Middle thick layer of smooth muscle which exhibits strong contraction during parturition.
Endometrium: Innermost glandular and vascular layer that lines the uterine cavity, undergo cyclic changes during menstrual cycle.