16 Questions
What is the primary sex organ in males?
Testes
Which chromosomes determine the sex of an individual?
XY
Where are the testes located in males?
Scrotum
What is the condition called when the testes are undescended by birth?
Cryptorchidism
What triggers the maturation of the gonads (testes) during adolescence?
Burst of hormones
What is the function of the secondary sex organs in males?
Essential for reproduction
Where are the interstitial cells (cells of Leydig) located?
Between the seminiferous tubules within a lobule
What is the function of the dartos muscle in the scrotum?
To give the scrotum its wrinkled appearance
What is the function of the cremaster muscle in the scrotum?
To pull the testes closer to the body for warmth
Where do sperm complete their maturation process and become fertile?
Epididymis
What does the spermatic cord contain?
Proximal ductus deferens, testicular artery and veins, lymph vessels, testicular nerve, cremaster muscle and a connective tissue covering
What is the function of the ductus deferens (vas deferens)?
To pass along the lateral pelvic wall, behind bladder & toward the prostate gland
What forms a short ejaculatory duct?
Each ductus deferens joins the duct from the adjacent seminal vesicle
What absorbs about 90% of the fluid secreted by the testis?
Epididymis
What is the main function of the rete testis?
Store mature sperm for 40-60 days
What is NOT a component of spermatic cord?
Rete testis
Test your knowledge of the reproductive system with this true or false quiz. Questions cover topics such as sex chromosomes, primary sex organs, sperm production, and hormonal influences on sexual development.
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