Biology- Reproductive System

Contained in a bag of skin called the scrotum

The testes produce sperm cells and the male sex hormones

produces nutrients to help keep sperm alive
mixture of sperm and fluid is called semen

tubes that carry sperm from the testes to the penis

a tube that carries urine from the bladder out of the body or sperm from the sperm duct

this carries urine or semen out of the body
the penis swells with blood and stiffens
this is known as an erection and allows them male to release sperm into a female during sexual intercourse
the bladder cannot empty when the penis is erect so semen and urine are never released at the same time

they contain egg cells
one egg is released each month

they carry an egg to the uterus

this is where a baby develops until it is born

a ring of muscle at the entrance to the uterus
it keeps the baby in place while the woman is pregnant

receives sperm during sexual intercourse

receives sperm during sexual intercourse
this is where the man’s penis enters the female body