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प्रश्न
Given below is the outline of the male reproductive system.
(i) Name the parts labeled 1 to 5.
(ii) State the functions of the parts labeled 1 and 4.
(iii) Name the cells of part 5 that produce testosterone.
(iv) Why is structure 5 present outside the body in the scrotal sacs?
(v) What is semen?
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उत्तर
(i)
1. Prostate gland.
2. Cowper’s gland.
3. Urethra.
4. Sperm duct.
5. Testis.
(ii)
1. Prostate gland: it secretes an alkaline matter which neutralizes the acidity of urethra.
4. Sperm duct: It carries sperms from epididymis to the urethra.
(iii) Cells of Leydig.
(iv) The testis is located in the scrotal sacs so that they can maintain a low temperature than the body cavity. This low temperature is necessary for the maturation of sperms.
(v) Semen is the mixture of sperm and secretions of the seminal vesicles, prostate gland, and Cowper's gland.
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संबंधित प्रश्न
Fill in the blank:
The sac-like structure present outside the body and which contains testes is called _________.
Mention the functions of Testis.
Explain the term Vasectomy.
In humans, there are ____________ pairs of chromosomes.
How are the sperms formed?
Identify the accessory sex gland consisting of 20-30 separate lobes and secreting about 30% of semen.
Which is the duct that carries sperms from testes and opens into the epididymis?
Give reason: Testes are located outside the body cavity in scrotal sacs.
List two roles of Seminal vesicles and prostate gland in the human reproductive system.
Name these:
3 male accessory glands in humans.
