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प्रश्न
What is inhibin? State its functions.
उत्तर
inhibin is a hormone secreted by Sertoli cells of testes which is involved in the negative feedback control of sperm production.
संबंधित प्रश्न
What are the functions of testes in the human male reproductive system?
List two example of each diseases caused due to (i) bacterial infection and (ii) viral infection. Which device or devices may be used to prevent the spread of such diseases.
Which of the following is not a part of the female reproductive system in human beings?
The diagram shown below is the longitudinal section of a testis of man. Study it carefully and answer the questions that follow
(i) Label the parts numbered 1 to 3 in the diagram.
(ii) In which part of the testis are the sperms produced?
(iii) State the functions of the parts labelled 1 and 3 in the diagram.
fill in the blanks with suitable functions: Seminiferous Tubule and _____
Where is the female gamete formed in humans?
Fill in the following blank with suitable word :
The menstrual cycle is controlled by.............
What is puberty? Who attains puberty at an earlier age in human beings : male or female (boy or girl)?
In human females, an event that indicates the onset of reproductive phase is :
(a) growth of body
(b) change in hair pattern
(c) change in voice
(d) menstruation
The germ cell A produced by a person X is round in shape and it fuses with another germ cell B having a long tail and produced by a person Y. The fusion of A and B produces a new cell C. The cell C divides repeatedly and grows inside the organ D of person X to form E in which the body features of the unborn baby are not much developed. E grows further to form F in which the various body features of the unborn baby (like hands, legs, head, eyes, and ears, etc.) can be identified. F grows further and ultimately forms a baby. What are A, B, C, D, E and F? Out of the two persons X and Y, which one is male and which one female?
Write the functions of secretions of prostate gland and seminal vesicles in humans.
Draw a sectional view of human female reproductive system and label the following parts :
(i) Where the development of egg occurs.
(ii) Where fertilization takes place.
Describe in brief the role of testis in human male reproductive system.
Give appropriate term of the following:
The onset of reproductive phase in a young female.
Complete the following statement by choosing the correct alternative:
Sterilization in female is due to cutting off of ______.
Label the folowing diagram
What do you understand by an inguinal hernia?
Choose the Odd One Out:
What is the composition of semen?
Testosterone is produced by:
