Q. No.Changes in GnRH pulse frequency in females is controlled by circulating levels of :
| 1. | estrogen and inhibin | 2. | progesterone only |
| 3. | progesterone and inhibin | 4. | estrogen and progesterone |
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Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?
1. Insulin Glucagon
2. Aldosterone Atrial Natriuretic Factor
3. Relaxin Inhibin
4. Parathormone Calcitonin
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The testes in the initial months of the development:
1. are found in the abdominal cavity.
2. descend into the scrotum by the end of second month.
3. start spermatogenesis.
4. secretes some LH.
Spermatogenesis takes place in:
1. interstitial space.
2. seminiferous tubules.
3. epididymis.
4. rete testis.
The sperms get stored and matured in:
| 1. | seminal vesicles | 2. | seminiferous tubules |
| 3. | vas deferens | 4. | epididymis |
Chose the correct chronological order of the male duct system beginning from the seminiferous tubules:
| a. ductus deferens | b. efferent ductule |
| c. epididymis | d. ejaculatory duct |
| e. rete testis |
| 1. | b,c,e,d,a | 2. | b,e,c,d,a |
| 3. | c,b,d,a,e | 4. | e,b,c,a,d |
GnRH release by hypothalamus would be decreased due to:
1. decreased inhibin
2. increased testosterone
3. decreased FSH
4. decreased LH
During oogenesis, the first polar body:
1. is formed before fertilization.
2. is formed after fertilization.
3. develops into the ootid.
4. does not have chromosomes.
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In fallopian tube, the part called as the ampulla:
1. opens into the uterus.
2. is the narrowest part.
3. is connected to the isthmus of the fallopian tube.
4. is lined with stratified squamous epithelium.
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