Advertisements
Advertisements
Question
Write two major functions of testis.
Advertisements
Solution
- They produce male gametes called spermatozoa by the process of spermatogenesis.
- The leydig cells of the seminiferous tubules secrete the male sex hormone called testosterone. Testosterone aids in the development of secondary sex characteristics in males.
APPEARS IN
RELATED QUESTIONS
Describe the structure of a seminiferous tubule.
The exact location of the seminal vesicle
Describe the functions of the following:
Prostate gland
Describe the functions of the following:
ovary
Differentiate between spermatogenesis and spermiogenesis.
Sketch the labelled diagram.
Human male reproductive system.
The diagram shown below is the lateral section of the testis of man. Study it carefully and answer the questions that follow:
(i) Label the part I to 4 of the diagram.
(ii) State the functions of the parts labeled 1 and 2.
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?
Explain the term Scrotum.
Name the Following
The site of production of sperms in man.
State the Location:
Cowper’s glands
Write the functional activity of the following structure:
Seminal fluid
How is the semen produced?
The large elongated cells that provide nutrition to developing sperms are ______
What is the enzyme present in the acrosome of sperm?
Which of the following correctly describes the gubemaculum?
______ highly coiled seminiferous tubules are present in each testicular lobule.
Seminal vesicles are located in ______.
Temperature of the scrotum which is necessary for the functioning of testis is always ______ around below body temperature.
Along the path of the vas-deferens the secretions of which gland provide nutrition to the sperms?
Why do only male gametes have a tail?
How do sperms develop?
What is the length of the sperm?
Mention the location and the function of Leydig cells.
Answer the following question based on the human male reproductive system:
In which organ sperms are formed?
Draw a labelled diagram of the male reproductive system.
State very briefly the chief function of the following:
Sperm duct (vas deferens)
Given below is a group of terms. In the group, one pair indicates the relationship between the two terms. Rewrite and complete the second pair on a similar basis.
Sperm : Spermatogenesis :: Ovum : ______.
Can there be any abnormal situation regarding testes location? If so, what is that and what is the harm caused due to it?
Given below is the outline of the male reproductive system. Name the parts labelled 1 to 8. Also name the corresponding structure of part (4) in female reproductive system.
 |
