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प्रश्न
Answer the following question based on the human male reproductive system:
What is the length of a sperm?
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उत्तर
A sperm is approximately 60 micrometres long.
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संबंधित प्रश्न
____________ contribute about 60% of the total volume of the semen.
List the structures, in their correct sequence, through which the sperms must pass from the time they are produced in the testes to the time they leave the urethra.
Mention the functions of Testis.
What happens in a boy’s body under the influence of hormones?
Describe the functions of the following:
Testis
Differentiate between vas deferens and vasa efferentia.
Name the various organs of the male reproductive system of man.
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?
Write the functions of penis
Why are the human testes located outside the abdominal cavity? Name the pouch in which they are present.
The increased level of estrogen and progesterone is responsible for menstruation.
Identify the accessory sex gland consisting of 20-30 separate lobes and secreting about 30% of semen.
In the male reproductive system, the vasa deferens joins the ____________.
In the process of spermatogenesis, first maturation division is called ______.
Male hormone is produced in the testis by cells of ______.
Which one of the following is not a male accessory gland?
In human males, the testes lie in the scrotum, because it helps in the ______
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:
Prostate gland
