Q. No.Which of the following is characteristic for identifying the structure of the mammalian testis?
1.
Spermatogonia
2.
Spermatocytes
3.
Cells of Sertoli
4.
Spermatids
In the vertebrates testes, for nourishment during spermiogenesis, the spermatids get attached to
| 1. | Interstitial cells | 2. | Sperm-mother cells |
| 3. | Spermatocytes | 4. | Sertoli cells |
In man the vas deferencs emerges from
1. Cauda epididymis
2. Caput epididymis
3. Corpora cavernosa
4. Glomus major
Follicular atresia is
| 1. | Formation of corpus luteum |
| 2. | Degeneration of folliciles |
| 3. | Formation of Graffian follicle |
| 4. | Increase in number of follicles |
Human milk differs from cow's milk in that it contains:
| 1. | Higher percentage of fat |
| 2. | Higher percentage of carbohydrate |
| 3. | Lower percentage of protein |
| 4. | (2) and (3) |
The substrate used for sperm metabolism is produced by the
1. prostate
2. seminal vesicle
3. Cowper's gland
4. testes
Which of the following hormones acts on the Sertoli cells to stimulate secretion of some factors which help in the process of spermiogenesis?
1. FSH
2. LH
3. Testosterone
4. GnRH
The developing oocyte divides and releases the first polar body in :
1. Primary follicle
2. Secondary follicle
3. Tertiary follicle
4. Graffian follicle
During parturition, the fetal ejection reflex triggers the release of:
| 1. | An increasing amount of estrogen and a decreasing amount of progesterone from the placenta |
| 2. | A decreasing amount of estrogen and an increasing amount of progesterone from the placenta |
| 3. | Oxytocin from the maternal pituitary |
| 4. | GnRH from the fetal hypothalamus |
Capacitation occurs in
(1) rete testis
(2) epididymis
(3) vas deferens
(4) female reproductive tract
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