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प्रश्न
With the help of a neat, labelled diagram describe the human male reproductive system.
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 false statement to make it true.
Spermatozoa get nutrition from Sertoli cells.
Pituitary dwarfism is treated with gene therapy by____
(A) Human insulin
(B) Tissue growth factor - Beta
(C) Tissue plasmogen activator
(D) Human growth hormone producer gene
Describe the T.S. of human testis
Define Spermatogenesis.
Put a tick mark (✓) against the correct alternative in the following statement:
The testes are located within the:
Distinguish between the following pair of terms:
Egg and sperm.
Given alongside is a diagram of male reproductive system in humans. Label the parts indicated by numbers 1 to 5, and state their functions.
Which part of the human body produces Sperms?
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?
Differentiate
Urinogenital duct and Ureter.
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?
Identify the labels (a, b, c, and d) in the given diagram of the male reproductive system.
______ highly coiled seminiferous tubules are present in each testicular lobule.
lf vasectomized man attempts to rape, then the presence of which of the following confirms it?
ln the reproductive system of a male human being, the ejaculatory ducts open into ________.
How many spermatozoa will be produced from 10 million spermatids?
Which of the following is a transporting tube leading from the bladder to which brings urine outside the body via penis?
Location and secretion of Leydig’s cells are ______.
Seminal plasma in humans is rich in ______.
Secretions from which one of the following are rich in fructose, calcium, and some enzymes?
Semen is a constituent of seminal plasma with ______.
Seminal plasma in human males is rich in ______.
Seminal plasma, the fluid part of semen is formed by ______.
In human males, the testes lie in the scrotum, because it helps in the ______
In the following Question, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
Assertion: In the male reproductive system, the transport of sperm takes place in a fluid that also provides nutrition.
Reason: Protective glands and seminal vesicles secret in the vas deferens.
During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys
Explain the function of the following structure in the human male reproductive system.
Scrotum
Answer the following question based on the human male reproductive system:
Name any two unpaired organs of male reproductive system
Choose the odd one out from the group of terms given below and write the category for the remaining terms:
