28 Questions
What is the main function of the testes in the male reproductive system?
Secretion of hormones
Which structure in the male reproductive system is responsible for delivering sperm into the female reproductive tract?
Penis
What is the main function of the duct system in the male reproductive system?
Maturation and transport of sperm
Which of the following glands is NOT considered an accessory sex gland in the male reproductive system?
Pituitary gland
What role does the scrotum serve in relation to the testes?
Supports the testes
Which muscle is part of the wall of the scrotum and helps regulate temperature?
Cremaster muscle
What is the primary function of the spermatic cord in the male reproductive system?
Transportation and support
Which structure surrounds each testicular artery forming a network of veins?
Pampiniform plexus
What covers each testis anteriorly and laterally, acting as a protective membrane?
Tunica vaginalis
What is the role of the tunica vaginalis surrounding each testis?
Act as a serous membrane for protection
Where does spermatogenesis occur?
Spermatiferous tubules
Which cells release inhibin when sperm count is high?
Sustentacular cells
What is the function of interstitial cells in the testes?
Produce hormones called androgens
Which cell type continuously produces sperm beginning at puberty?
Spermatogonia
What is the function of the acrosome in a spermatozoa?
Create a hole in the ovum
Which type of cells are diploid and have 46 chromosomes?
Spermatogonia
Which part of the spermatozoa contains mitochondria?
Midpiece
Which structure acts as a blood-testis barrier by forming tight junctions?
Sustentacular cells
What is the process by which spermatid differentiates into a mature spermatozoa called?
Spermiogenesis
Where do the efferent ductules connect the rete testis to?
Epididymis
What is the function of the epididymis?
Stores sperm cells and assists in their maturation
What is the function of the ampulla in the male reproductive system?
It enlarges as the ductus deferens approaches the prostate gland
What is the function of prostaglandins secreted by the seminal vesicles?
Facilitates sperm entry into the uterus
Which region of the male urethra is located through the penis?
Spongy urethra through the penis
What is the function of citric acid in prostatic secretion?
Nourishes sperm growth
Which of the following statements about the bulbourethral glands is true?
Secrete clear, viscous mucin
What is responsible for penile erection?
'Parasympathetic innervation'
Which part of the penis surrounds the external urethral orifice?
Glans
Explore the anatomy of the male reproductive system, including the testes, duct system, accessory sex glands, and supporting structures like the scrotum and penis. Learn about the functions of each organ and their roles in sperm production and hormone secretion.
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