Male Reproductive System Vocabulary

Flashcards covering key terms and definitions related to the male reproductive system structures, functions, and conditions.

Spermatozoon

Sperm cell

Flagellum

Tail-like structure that gives sperm motility

Testosterone

Male hormone responsible for male characteristics and reproductive development

Testis / Testes

Male gonads; produce sperm and testosterone

Scrotum

External sac containing the testes; keeps them cooler for sperm production

Perineum

Region between the anus and scrotum

Seminiferous tubules

Coiled tubules in the testes where sperm are produced

Interstitial (Leydig) cells

Cells that produce testosterone

Parenchymal tissue

Essential functional tissue of an organ

Stromal tissue

Supportive connective/framework tissue

Epididymis

Sperm mature, become motile, and are temporarily stored here

Vas deferens

Carries sperm from the epididymis

Ejaculatory duct

Passage through which semen enters the urethra

Seminal vesicles

Produce thick, sugary fluid that nourishes sperm

Semen

Seminal fluid + spermatozoa

Prostate gland

Adds milky, alkaline fluid to semen; surrounds upper urethra

Bulbourethral (Cowper) glands

Glands below prostate that secrete fluid into urethra

Penis

Contains the urethra and erectile tissue

Glans penis

Sensitive tip of the penis

Prepuce / foreskin

Skin covering the glans penis

Circumcision

Surgical removal of the prepuce

Erectile dysfunction (ED)

Inability to achieve an erection

Infertility

Male reproductive problem that reduces chance of pregnancy

Ejaculation

Ejection of sperm and fluid through the male urethra