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WorksheetsMedical Male Infertility 2
Total questions: 15
Worksheet time: 8mins
Testosterone is secreted by …………….. in males.
Leydig cells of testes
Sertoli cells of testes
Adrenal gland
Both A & C
All of the above
……………….. acts on Sertoli cells stimulating spermatogenesis.
LH
FSH
Prolactin
Testosterone
The life expectancy of ejaculated sperm in the female genital tract is ……………………
1 -2 days
2- 4 days
5 days
A varicocele is a dilation of the arteries of the pampiniform plexus of the scrotum.
True
False
Semen analysis does not give information about DNA damage.
True
False
Each testis has …………………. Somniferous tubules.
2- 4
6-8
280-400
600-1200
……………………….. have a large prominent nucleus, an eosinophilic cytoplasm, and numerous lipid-filled vesicles.
Leydig cells
Sertoli cells
Epididymis
None of the above
The spermatic cord include
Ductus deferens
Testicular artery.
Pampiniform plexus
All of the above
Seminal fluid, which forms 30% of the volume of semen, is alkaline to protect the sperm in the acidic environment of the vagina.
True
False
………………………………. is located beneath the prostate gland at the beginning of the internal portion of the penis.
Vas deferens
Spermatic cord
Bulbourethral glands
None of the above
The acrosome of the sperm contains
Hyaluronidase
Proteolytic enzymes
Both of them
None of them
Spermatogonia that cross the barrier into the Sertoli cell layer become progressively modified and enlarged to form …………………………….
Primary spermatocytes
Secondary spermatocytes
Spermatids
All of the above
Spermiogenesis process requires the following Except
Formation of the acrosome from the Golgi body.
Formation of the flagellum from the centriole
Extensive compaction of nuclear material.
None of the above
The mature sperm has a remarkably large cytoplasm.
True
False
…………………….. is released from Sertoli cells into the blood when the sperm count is too high.
LH
FSH
Testosterone
Inhibin
