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Question
Given below is the outline of the male reproductive system. Name the parts labelled 1 to 8 and state their functions. Also name the corresponding structure of part (4) in the female reproductive system.
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Solution
Fallopian tubes (oviducts) in females are analogous to sperm ducts in males.
|
Part |
Functions |
|
1. (Urinary bladder) |
Stores urine |
|
2. (Ureter) |
Carries urine from the urinary bladder to the urethra |
|
3. (Bulbo-urethral glands) |
Secretion serves as a lubricant |
|
4. (Sperm duct/Vas deferens) |
Allows the transit of sperm from the testicles to the outside of the body. Allows maturation of sperm cells |
|
5. (Urethra) |
It carries urine from the bladder to the outside of the body. Ejaculation of semen when the male reaches orgasm. |
|
6. (Testis) |
Production of sperms. |
|
7. (Scrotum) |
Protects the testes. Acts as a climate control system for the testes. |
|
8. (Epididymis) |
Stores and allows the maturation of sperm before release. |
Sperm ducts carry sperms to the urethra, while fallopian tubes carry ova to the uterus.
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The given diagram represents T. S of
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Match the items given in Column I with the most appropriate ones in Column II and rewrite the correct matching pairs:
| Column I | Column II | ||
| (a) | Leydig Cells | 1. | Lack of thyroxine in children |
| (b) | Stoma | 2. | 12 pairs |
| (c) | Ova | 3. | Testosterone |
| (d) | Cranial nerve | 4. | Diffusion of respiratory gases |
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| 6. | 31 Pairs | ||
| 7. | Diploid cells |
