- 1(current)
Q. No.
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In the diagrammatic sectional view of the seminiferous tubule, which structures shown in the diagram are correctly matched to the description given?
| A: | the primary source of testosterone or androgens in males |
| B: | male germ cells in the inside lining of seminiferous tubules |
| C: | spermatids released from seminiferous tubules |
| D: | Present in the inside lining of seminiferous tubules, they nourish developing sperm cells |
| 1. | Only A, B, and C | 2. | Only A, B, and D |
| 3. | Only B, C, and D | 4. | A, B, C, and D |
Subtopic: Â Seminiferous Tubules & Spermatogenesis |Â Spermiogenesis/Sperm Structure/Hormonal Regulation |
Level 3: 35%-60%
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The ducts of the seminal vesicles open into:
| 1. | Ejaculatory duct | 2. | Rete testis |
| 3. | Urethra | 4. | Vas deferens |
Subtopic: Â Basic Anatomy of Testis |Â Seminiferous Tubules & Spermatogenesis |
Level 4: Below 35%
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Which of the following is not a male accessory sex gland?
| 1. | Bulbourethral gland | 2. | Testis |
| 3. | Prostate | 4. | Seminal vesicles |
Subtopic: Â Basic Anatomy of Testis |Â Seminiferous Tubules & Spermatogenesis |
 89%
Level 1: 80%+
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Which cell in the sperm lineage undergoes reduction division [meiosis]?
| 1. | Type A spermatogonia | 2. | Type B spermatogonia |
| 3. | Primary spermatocyte | 4. | Secondary spermatocyte |
Subtopic: Â Seminiferous Tubules & Spermatogenesis |
 73%
Level 2: 60%+
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Subtopic: Â Seminiferous Tubules & Spermatogenesis |
 91%
Level 1: 80%+
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The final release of sperms from the seminiferous tubules is called:
| 1. | Spermiation | 2. | Emission |
| 3. | Retrograde ejaculation | 4. | Ejaculation |
Subtopic: Â Seminiferous Tubules & Spermatogenesis |
 86%
Level 1: 80%+
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In the given diagrammatic sectional view of a seminiferous tubule, cells that nourish developing sperms and the cells that undergo reduction division are respectively represented by the letters:
| 1. | B and C | 2. | B and D |
| 3. | A and E | 4. | C and E |
Subtopic: Â Seminiferous Tubules & Spermatogenesis |Â Spermiogenesis/Sperm Structure/Hormonal Regulation |
 68%
Level 2: 60%+
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FSH:
| 1. | Acts on Sertoli cells and stimulates secretion of some factors that help in spermiogenesis |
| 2. | Acts on Sertoli cells and inhibits secretion of some factors that help in spermiogenesis |
| 3. | Acts on Leydig cells and stimulates secretion of some factors that help in spermiogenesis |
| 4. | Acts on Leydig cells and inhibits secretion of some factors that help in spermiogenesis |
Subtopic: Â Seminiferous Tubules & Spermatogenesis |Â Spermiogenesis/Sperm Structure/Hormonal Regulation |
 86%
Level 1: 80%+
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The functions of male sex accessory ducts and glands are maintained by:
1. Hypothalamic releasing hormone
2. Pituitary gonadotropins
3. Adrenal cortex steroids
4. Testicular androgens
Subtopic: Â Seminiferous Tubules & Spermatogenesis |Â Spermiogenesis/Sperm Structure/Hormonal Regulation |
 65%
Level 2: 60%+
Hints
Which of the following will carry 46 chromosomes?
| 1. | Sperms | 2. | Spermatids |
| 3. | Secondary spermatocytes | 4. | Primary spermatocytes |
Subtopic: Â Seminiferous Tubules & Spermatogenesis |
 90%
Level 1: 80%+
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- 1(current)
Q. No.
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