During the follicular phase of the menstrual cycle, which of the following occur?
I: | The primary follicle grows and becomes a fully mature Graafian follicle. |
II: | The endometrium of the uterus regenerates through proliferation. |
1. | Only I | 2. | Only II |
3. | I and II | 4. | None |
Changes in the ovary and the uterus, during the menstrual cycle, are induced by the changes in the levels of secretion of:
1. | Ovarian hormones | 2. | Pituitary hormones |
3. | Both | 4. | None |
Statement I: | C is secreted in large amounts by the corpus luteum and is called the pregnancy hormone. |
Statement II: | D is responsible for the development of secondary sexual characters in females. |
Statement I: | The dramatic increase in E is responsible for ovulation. |
Statement II: | F makes the uterine endometrium highly nutritive and ready for the implantation of the blastocyst. |
During pregnancy:
1. | All events of menstrual cycle stop and there is no menstruation |
2. | Events of menstrual cycle continue but there is no menstruation |
3. | Events of menstrual cycle continue but there is menstruation only in the first trimester |
4. | All events of menstrual cycle stop and there is menstruation only in the first trimester |