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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
Identify True/False statement. Correct the false statement to make it true.
Leydig cells are found in the ovary.
What is the full form of IVF?
Differentiate between Human skin cell and Human ovum (number of chromosomes).
Put a tick mark (✓) against the correct alternative in the following statement:
Identify the stage which is formed after the fertilisation of the egg by the sperm?
Distinguish between the following pair of terms:
Egg and sperm.
State the function of Testes.
State the function of Seminal vesicle.
Name the following:
The tubular knot fitting like a cap on the upper side of the testis.
Complete the following statement by choosing the correct alternative:
Male copulatory organ ______.
What differences are there in number, structure, and activity of the male and female gametes in a man?
Explain the term Scrotum.
Which hormone controls the secondary sexual characters in males?
The spermatozoa from seminiferous tubules pass into ______.
Identify the accessory sex gland consisting of 20-30 separate lobes and secreting about 30% of semen.
Vasa efferentia are the ductules leading from ______.
Occurrence of Leydig’s cells and their secretion is ______.
Semen is a constituent of seminal plasma with ______.
Seminal vesicles are located in ______.
In human males, the testes lie in the scrotum, because it helps in the
The process of formation of sperms is known as ______.
The given statement is incorrect. Rewrite the correct statement:
Seminiferous tubules secrete Testosterone.
The packing tissues between the coils of the seminiferous tubules are called as ______.
The thin-walled sac of skin in which testis descends is ______.
Name these:
3 male accessory glands in humans.
Can there be any abnormal situation regarding testes location? If so, what is that and what is the harm caused due to it?
The figure given ahead is an organ system of humans. Study the same and answer the following questions.
 |
- 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?
The scrotum maintains a temperature how much lower than normal body temperature?
Each testis is divided into approximately how many compartments called testicular lobules?
