MCQ
Sertoli cells are called:
- ASecretory cells
- BRespiratory cells
- CExcretory cells
- DNurse cells
Explanation:
Sertoli cells occur in human testes.
Each lobule of testes contains one to three seminiferous tubules in which the sperms are produced.
Each seminiferous tubule is lined on its inside by two types of cells called male germ cells (spermatogonia) and sertoli cells.
Sertoli cells are also called nurse cells because they provide nutrition to spermatozoa.
Spermatozoa are developing sperms.
Heads of spermatozoa are embedded in the sertoli cells.
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$A$. This disorder was first described by Langdon Down $(1866)$.
$B$. Such an individual has overall masculine development. However, the feminine developement is also expressed.
$C$. The affected individual is short statured.
$D$. Physical, psychomotor and mental development is retarded.
$E$. Such individuals are sterile.
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