Name the muscular and glandular layers of human uterus. Which one of these layers undergoes cyclic changes during menstrual cycle? Name the hormone essential for the maintenance of this layer.

How is the milk production regulated by hormones in human female? Explain.

Differentiate between primary and secondary follicles.

Why is parturition called a neuro-endocrine mechanism? Explain.

Corpus luteum in pregnancy has a long life. However, if fertilisation does not take place, it remains active only for 10-12 days. Explain.

1. How many spermatozoa are formed from one secondary spermatocyte?
2. Where does the first cleavage division of zygote take place?

Write the effect of the high concentration of LH on a mature Graafian follicle.

The doctor could hear the heartbeats in a foetus. How many days of gestation period must have passed?

What are the events taking place in the ovary and uterus during follicular phase of the menstrual cycle?

Write the function of each one of the following:
Oxytocin.