Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/14

Click to flip

14 Cards in this Set

  • Front
  • Back
Ejaculating semen while asleep or almost asleep. It is also called a "wet dream."
nocturnal emission
The principal external male reproductive organ.
penis
The external organs of the reproductive system.
genitals
The period during which boys and girls experience the physical changes of growing up.
puberty
A storage chamber, attached to each testicle, where sperm cells are nourished and mature.
epididymis
The spurting out of semen from the penis.
ejaculation
A gland that surrounds the male urethra. It contributes a milky fluid that makes up the largest part of the semen.
prostate gland
The tiny cells in a male, shaped like tadpoles, that contain half the genetic material necessary to create a baby.
sperm cells
The main male hormone which must be released in order for puberty to begin in boys.
testosterone
The sticky white fluid that helps transport sperm through the urethra and out the tip of the penis during ejaculation.
semen
The area of the brain in both boys and girls that is responsible for sending the message to the pituitary gland to start production of the hormones necessary for puberty to begin.
hypothalamus
The sac of loose skin that hangs under a male's penis and contains the testicles.
scrotum
The enlarging and hardening of the penis.
erection
Two oval-shaped glands contained in the scrotum that make sperm.
testicles