Question

(a) Write the functions of each of the following parts in a human female reproductive system:

(i) Ovary
(ii) Uterus
(iii) Fallopian tube

(b) Write the structure and functions of placenta in a human female.

Answer 1

(i) The function of the ovary is to produce the egg which develops in the Graafian follicle. The ovary is also responsible for the production of the hormones progesterone and estrogen.

(ii) The function of the uterus is to provide space for the growth of the embryo. The placenta is developed as the point of attachment between the embryo and the uterus for providing nutrients.

(iii) The function of the fallopian tube is to provide the site for fertilization. Fertilization takes place in the ampulla region in the fallopian tube.

(b) The placenta is the structure that develops from part of chorion that forms villi and the underlying uterine tissues with maternal capillaries. It is an organ of exchange that provides oxygen and nutrients to the fetus and removes waste produced by the fetus. It also provides antibodies to provide protection to the fetus.