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प्रश्न
Given on the right is a diagram which represents the reproductive organs of a man:
(i) Write the names of the parts numbered 1 to 16.
(ii) Give two functions of the part 6.
(iii) Name three components of the fluid which may be found in the tube labeled 2.
(iv) What is the main function of the part labelled 3?
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उत्तर
(i) 1. Peritoneum
2. Ureter
3. Backbone
4. Rectum
5. Seminal vesicle
6. Glands
7. Anus
8. Vas deferens
9. Epididymis
10. Left testis
11. Scrotum
12. Penis
13. Urethra
14. Vascular erectile tissue
15. Bladder
16. Muscular wall of abdomen
(ii) The two functions of part 6 are :
(a) Prostate gland secretes an alkaline milky secretion into semen that aids in sperm motility.
(b) Cowper's gland also secretes a lubricant.
(iii) The three components of urine are urea, uric acid, amino acids, glucose, sodium, potassium, vitamins etc.
(iv) The main function of the part labelled 3 is backbone. Its function is to give support, movement and protection to the spinal cord.
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संबंधित प्रश्न
Differentiate between the Tubectomy and Vasectomy (Part cut and tied)
Explain the Term Penis.
Complete the following sentences with appropriate word:
The surgical sterilization of males is known as _________.
Male hormone is produced in the testis by cells of ______.
Match between the following representing parts of the sperm and their functions and choose the correct option.
| Column A | Column B | ||
| A. | Head | i. | Enzymes |
| B. | Middle piece | ii. | Sperm motility |
| C. | Acrosome | iii. | Energy |
| D. | Tail | iv. | Genetic material |
Seminal plasma, the fluid part of semen, is contributed by.
- Seminal vesicle
- Prostate
- Urethra
- Bulbourethral gland
Mature sperms in humans are stored in ______.
What is the significance of epididymis in male fertility?
Explain the function of the following structure in the human male reproductive system.
Scrotum
Given below is a group of terms. In the group, one pair indicates the relationship between the two terms. Rewrite and complete the second pair on a similar basis.
Follicle cells : Ova :: ______ : Sperms.
