Q. No.The birth canal is formed by:
1. Vagina alone
2. Vagina and the cervix
3. Vagina, cervix and uterus
4. Vagina, cervix, uterus and oviducts
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Seminal plasma is rich in:
1. Sucrose, calcium and certain enzymes
2. Glucose, sodium and certain enzymes
3. Fructose, calcium and certain enzymes
4. Fructose, sodium and certain enzymes
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Leydig cells:
| 1. | Are present in seminiferous tubules and secrete androgens |
| 2. | Are present in seminiferous tubules and help in the maturation of sperms |
| 3. | Are present in interstitial space and secrete androgens |
| 4. | Are present in interstitial space and help in the maturation of sperms |
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The division of primary oocyte results in:
| 1. | unequal cells – a smaller haploid secondary oocyte and a larger diploid polar body |
| 2. | unequal cells – a larger haploid secondary oocyte and a smaller haploid polar body |
| 3. | unequal cells – a smaller diploid secondary oocyte and a larger haploid polar body |
| 4. | equal cells – a haploid secondary oocyte and a haploid polar body |
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Leydig cells synthesize androgens under the direct influence of:
| 1. | FSH | 2. | LH |
| 3. | FSH and LH | 4. | GnRH |
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For normal fertility, what percent of the sperm in ejaculate must exhibit normal morphology?
| 1. | 20 | 2. | 30 |
| 3. | 40 | 4. | 60 |
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The correct sequence of mammalian mammary gland ducts beginning from the alveoli would be:
| 1. | Mammary tubules → Mammary ducts → Mammary ampulla → Lactiferous ducts |
| 2. | Lactiferous ducts → Mammary ducts → Mammary ampulla → Mammary tubules |
| 3. | Lactiferous ducts → Mammary ampulla → Mammary ducts → Mammary tubules |
| 4. | Mammary tubules → Mammary ampulla → Mammary ducts → Lactiferous ducts |
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The spermatids are transformed into spermatozoa by a process called:
| 1. | Spermiation | 2. | Spermatocytogenesis |
| 3. | Spermiogenesis | 4. | Spermatolysis |
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The first menstruation begins at puberty and is called as:
| 1. | Menarche | 2. | Menopause |
| 3. | Thelarche | 4. | Pubarche |
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Oogenesis is initiated:
| 1. | During the fetal life | 2. | Just before birth |
| 3. | Just after birth | 4. | At puberty |
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