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Assertion : Formation of sperm takes pla...

Assertion : Formation of sperm takes place in seminiferous tubules of testes .
Reason : Seminiferous tubules lined with male germ cells and sertoli cells .

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A

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B

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C

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D

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Read the following statements and find out the incorrect statements. a. Each testicular lobule contains one to three highly coiled seminiferous tubules in which sperm are produced. b. Each seminiferous tubule is lined on its inside by two types of cells called Leydig cells and Sertoli cells. c. The region outside the seminiferous tubules called interstitial space, contain small blood vessels and male germ cells (spermatogonia) which lead to sperm formation. d. In testis immunologically component cells are also present. e. The seminiferous tubules of the testis open into the rete testis through vasa efferentia.

MOTION-HUMAN REPRODUCTION -EXERCISE - 4 AIIMS - ASSERTION & REASON QUESTIONS (AIIMS - 2015)
  1. Assertion : Sperm formation continues even in old men but formation of...

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  2. Assertion : The testes are situated outside the abdominal cavity withi...

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  3. Assertion : Formation of sperm takes place in seminiferous tubules of ...

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  4. Assertion : In the human the temperature of scrotum is 2-2.5^(@)C less...

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  5. Assertion : Vasectomy is considered in permanent sterilisation method ...

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  6. Assertion : Zona pellucida is glycoproteinous in nature and dissolved ...

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  7. Assertion: The menstrual flow results due to breakdown of endometrial ...

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  8. Assertion : During follicular phase , the primary follicles in the ova...

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  9. Assertion : The level of FSH & LH attain a peak level in the middle of...

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  10. Assertion : Regular cyclic menstruation is an indicator of normal repr...

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  11. Assertion : The acrosomal secretions of sperm , help it in entering in...

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  12. Assertion : The nucleus of sperm fuses with the nucleus of ovum , befo...

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  13. Assertion : Females not participate in the determination of the sex of...

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  14. Assertion : hCG , hPL and relaxin are produced in women only during pr...

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  15. Assertion : If fertilization dies not occur than the corpus luteum beg...

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  16. Assertion : The mammary glands of the female starts producing milk jus...

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  17. Assertion : All Eutherian are placental mammals . Reason : All place...

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  18. Assertion : Primary spermatocytes of testes are haploid . Reason : P...

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  19. Assertion : Estrogen level is high during the follicular phase of mens...

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  20. Assertion : Normally monospermy occurs in most of animals . Reason :...

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