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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
Identify True/False statement. Correct the false statement to make it true.
Leydig cells are found in the ovary.
State the function of Seminal vesicle.
The vas deferens receives duct from the seminal vesicle and opens into urethra as ______.
Occurrence of Leydig’s cells and their secretion is ______.
Ejaculation of human male contains about 200 - 300 million sperms, of which for normal fertility ______% sperms must have normal shape and size and at least ______% must show energetic motility.
Identify A, B, C, D, in the given diagram of the human reproductive system:
Given below is a certain situation. Analyze and describe its possible impact on a person:
Testes of a male boy are not able to descend into the scrotum during his embryonic development.
Answer the following question based on the human male reproductive system:
In which organ sperms are formed?
What is the significance of Testes being placed in Scrotal sacs?
State very briefly the chief function of the following:
Cowper's gland
