Column I | Column II | ||
a. | Parturition | (i) | Release of ovum from ruptured Graafian follicle |
b. | Menopause | (ii) | Delivery of the baby |
c. | Ovulation | (iii) | Blastocyst becomes embedded in endometrium |
d. | Implantation | (iv) | Menstrual cycles ceases around age of 50 years in human female |
Column-I | Column-II | ||
a. | Corpus luteum | (i) | Secretes inhibin in males to inhibit FSH |
b. | Sertoli cells | (ii) | Secretes a hormone to maintain pregnancy |
c. | Seminal vesicle | (iii) | Transforms ruptured Graafian follicle into corpus lutem |
d. | Luteinizing hormone | (iv) | Its secretion constitutes major part of semen |
Statement-A: | High concentration of estrogens will eventually cause release of ovum from the Graafian follicle |
Statement-B: | In human beings, most of the major organ systems are formed by the end of first trimester |
Statement A: | The ovulatory phase is followed by luteal phase during which the remaining parts of the Graffian follicle transforms into the corpus luteum |
Statement B: | Cyclic menstruation is an indicator of normal reproductive phase and extends between menarche and menopause |
Column-I | Column-II | ||
a. | Sertoli cells | (i) | Starts only after attaining puberty |
b. | Ovarian follicles | (ii) | Induced by a complex neuroendocrine mechanism |
c. | Menstrual cycle | (iii) | Are found embedded in stroma |
d. | Parturition | (iv) | Provide nutrition to the dividing germ cells |