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प्रश्न
With the help of a neat, labelled diagram describe the human male reproductive system.
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उत्तर
Human male reproductive system:-
The human male reproductive system comprises of the following.
- testes
- epididymis
- vas deferens
- Seminal vesicles
- prostate gland
- Cowper's glands
- penis
1. Testes
Testes produce male gametes and sperm.
To maintain the temperature 2-3°C lower than the body temperature, the scrotum is located outside the body cavity.
2. epididymis
The epididymis stores sperms temporarily.
3. vas deferens
Each epididymis continues further as a sperm duct or vas deferens.
4. Seminal vesicles
The seminal vesicles produce a secretion which is responsible for the transport of sperm.
5. Prostate gland
It is a bilobed structure which surrounds the urethra.
It pours an alkaline secretion into the semen.
6. Cowper’s glands
These are two small ovoid glands.
They open into the urethra.
Its secretion serves as a lubricant.
7. Penis
The urethra passes through the penis.
It carries either urine or semen at a given time.
संबंधित प्रश्न
Describe the T.S. of human testis
Sketch the labeled diagram:
Human male reproductive system
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?
How much semen is generally present in seminal fluid?
Increased secretion of which hormone start the process of sperm formation at the time of puberty?
Given below is a certain situation. Analyze and describe its possible impact on a person:
The Vas deferens of a man is plugged.
Answer the following question based on the human male reproductive system:
What is the work of vas deferens?
State very briefly the chief function of the following:
Cowper's gland
Choose the odd one out from the group of terms given below and write the category for the remaining terms:
The figure given ahead is an organ system of humans. Study the same and answer the following questions.
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- Identify the organ system.
- Label the guidelines 1 to 7.
- Write one important role of parts 3 and 6.
- Name the cells of part 1 that produce testosterone.
- What is the significance of the part 1 being located in a separate sac suspended outside the body?
