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The region outside the seminiferous tubu...

The region outside the seminiferous tubule

A

is called interstitial space

B

has leyding cells

C

has blood vessels

D

all of the above

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The correct Answer is:
D
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Assertion: The regions outside the seminiferous tubules are called interstitial spaces, which contain Leydig's cells. Reason: Leydig's cells synthesise and secrete testicular hormones called androgens.

Read the following statements and find out the incorrect statements. a. Each testicular lobule contains one to three highly coiled seminiferous tubules in which sperm are produced. b. Each seminiferous tubule is lined on its inside by two types of cells called Leydig cells and Sertoli cells. c. The region outside the seminiferous tubules called interstitial space, contain small blood vessels and male germ cells (spermatogonia) which lead to sperm formation. d. In testis immunologically component cells are also present. e. The seminiferous tubules of the testis open into the rete testis through vasa efferentia.

Which of the following cells of human testis are present in the regions outside the seminiferous tubules but in the testicular lobules ?

In human male testes , the regions outside the seminiferous tubules are called interstitial speces, and they contain

Assertion (A): The leydig cells of testis are present outside the seminiferous tubules. Reason (R): Testis helps to synthesise and secrete hormones called androgens.

The ……………X……………cells of testes, which are present inside the seminiferous tubule of testes synthesize and secretes …………Y…………. hormones . Choose the correct option for X and Y.

(a) Draw the sectional view of a seminiferous tubule of human. Label its any six parts. (b) Name the pituitary hormones involved in the process of spermatogenesis State their functions.

Draw and label the internal structure of the seminiferous tubule

Leydig cells are X = ............... (as they lie between the seminiferous tubules).

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