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प्रश्न
List two functions performed by the testis in human beings.
What are the functions performed by the testis in human beings?
उत्तर
Two functions performed by the testis in human beings are as follows:
- It secretes the hormone testosterone, which is responsible for the secondary sexual changes in males.
- It produces sperm, which participate in fertilisation.
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संबंधित प्रश्न
Describe the human male reproductive system.
Differentiate between the Tubectomy and Vasectomy (Part cut and tied)
Distinguish between the following pair of terms:
Egg and sperm.
Name the following:
The tubular knot fitting like a cap on the upper side of the testis.
What are the accessory reproductive organs?
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?
Name the Following
The tubular knot fitting like a cap on the upper surface of the testes.
Write the functional activity of the following structure:
Seminiferous tubules
The ______ lead to vas deferens that ascends to the ______ and loops over the ______.
In humans, male germs cells differentiate into ______ at the end of first meiotic division.
Sertoli cells are regulated by the pituitary hormone known as ______.
Seminal plasma in humans is rich in ______.
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
Why do only male gametes have a tail?
The shared terminal duct of the reproductive and urinary system in the human male is ______.
______ carries sperms to the seminal vesicles.
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.
Give significance of Leydig's cells.
Match the items given in Column I with the most appropriate ones in Column II and rewrite the correct matching pairs:
| Column I | Column II | ||
| (a) | Leydig Cells | 1. | Lack of thyroxine in children |
| (b) | Stoma | 2. | 12 pairs |
| (c) | Ova | 3. | Testosterone |
| (d) | Cranial nerve | 4. | Diffusion of respiratory gases |
| (e) | Cretinism | 5. | Haploid cells |
| 6. | 31 Pairs | ||
| 7. | Diploid cells |
