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Male Reproductive System

Organs

Subtopic

Testes

Produces sperm

sperm are formed inside clusters of tiny coiled tubes which are the testes

produce testosterone (hormone that controls development of physical male body)

Characteristics: deep voice, broad shoulders, & sperm production

scrotum

function: keeps testes 2 to 3 degrees C below regular body temp. for sperm production

external pouch of skin that houses the testes

sperm

has head and tail

contains chromosomes

function: produce sperm & hormone testosterone

Path of Sperm

sperms cells form in testes

semen: sperm mixes w/ fluid

leaves through penis through the urethra (tube in the penis)

muscles in penis contract so urine & semen don't mix

contains nutrients that sperm uses as energy

allows the sperm to swim