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Question
Given below is the schematic diagram of the sectional view of the human male reproductive system.
State the functions of the parts numbered 1, 2, 3, 5, 8 and 11.
Solution
Functions of
i) Seminal vesicles
They produce the fluid which serves as the
transporting medium for sperms.
ii) Prostate gland
It produces an alkaline secretion which mixes with the semen and helps neutralise the vaginal acids.
iii) Bulbo-urethral gland
It produces a secretion which serves as a lubricant for the semen to pass through the urethra.
iv) Testis
It produces the male gamete sperm and the male sex hormone testosterone.
v) Vas deferens
They carry the sperms from the epididymis to the urethra.
vi) Urethra
It serves as an outlet for delivering the sperms into the vagina.
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RELATED QUESTIONS
Differentiate between the following pair:
Bulbo-urethral gland and prostate gland
Give the functions of the following:
Testes
Given below is a diagram of the lateral section of the testis of a man. Study the same and answer the questions that follow:
(i) Label the parts numbered 1 to 4 of the diagram.
(ii) State the functions of the parts labeled 1 and 3.
(iii)What is the significance of the testes being located in the scrotal sac outside the abdomen?
(vi)What is the role played by the inguinal canal?
(v) What is semen?
Give Technical Term:
In which organ of the male reproductive system maturation of sperms takes place?
Identify the primary sex organs in males.
Semen is secreted by ______.
In human males, the testes lie in the scrotum, because it helps in the
Explain the function of the following structure in the human male reproductive system.
Scrotum
Assertion (A): Testes in human males are located outside the abdominal cavity in scrotum.
Reason (R): Scrotum provides a lower temperature than the normal body temperature for sperm formation.
Given below is a certain situation. Analyze and describe its possible impact on a person:
The Vas deferens of a man is plugged.
