Which of the following occur during pre ovulatory phase?
a. Formation of corpus heamorrhagicum
b. Luteal phase
c. Secretory phase
d. Follicular phase
e. Proliferative phase
1. d & e only
2. a, b & c only
3. a, b & e only
4. c & d only
Ovulation in the human female normally takes place during which phase of the menstrual cycle:
1. Just before the end of the secretory cycle.
2. At the beginning of the proliferative phase.
3. At the end of the proliferative phase.
4. At the mid-secretory phase.
The primary oocyte completes the first meiotic division at the stage of:
1. Primordial follicle
2. Primary follicle
3. Secondary follicle
4. Tertiary follicle
How many of the following statements are true regarding follicle stimulating hormone?
(i) | FSH secreted by anterior pituitary cells, is called gonadotropin |
(ii) | Its target organs are the ovaries and testes |
(iii) | In the ovaries, it stimulates the secretion of ovarian hormones |
(iv) | In the testes, it stimulates the production of sperm |
1. Only (i), (ii), (iii)
2. Only (ii), (iii), (iv)
3. (i), (ii), (iii), (iv)
4. Only (i), (iii)
An oocyte is released from the ovary under the influence of LH
1. | After completing meiosis and before polar body are released |
2. | After completing meiosis I and before release of polar body |
3. | After completing meiosis |
4. | After completing meiosis I and after release of polar body |
Which hormone is mainly secreted by the developing follicles during the proliferative phase of the menstrual cycle?
1. | LH | 2. | FSH |
3. | Progesterone | 4. | Estrogen |
Which of the following pituitary hormones will have more amount on 29th day of standard menstrual cycle?
1. LH
2. FSH
3. Estrogen
4. Progesterone
Identify the incorrectly matched pair:
1. |
Ovulation |
LH surge |
2. |
Follicular phase of menstrual cycle |
Regeneration of endometrium |
3. |
Luteal phase |
Secretion of FSH |
4. |
Menstruation |
Withdrawal of progesterone |
The figure given below illustrates the changes taking place during the human menstruation cycle
In each of the boxes shown in the figure write the name of the hormone, or hormones controlling the stage in the human menstrual cycle.
1. | (i) FSH, (ii) LH, (iii) LH, (iv) Estrogen, (v) Progesterone |
2. | (i) LH, (ii) FSH, (iii) LH, (iv) Estrogen, (v) Progesterone |
3. | (i) FSH, (ii) LH, (iii) FSH, (iv) Estrogen, (v) Progesterone |
4. | (i) FSH, (ii) LH, (iii) LH, (iv) Progesterone, (v) Estrogen |
Identify the hormones that are secreted in large amount prior to ovulation :
A. | LH |
B. | FSH |
C. | Estrogen |
D. | Progesterone |
1. A only
2. A & B only
3. A,B & C only
4. A,B,C & D