hips and breasts increase in size, underarm hair grows, begin menstruating
100
What is a growth spurt?
A rapid increase in height and weight during adolescence
100
What is it called when the sperm combines with the egg?
Fertilization
100
During sleep, males experience erections and ejaculation. What is this called?
Nocturnal Emission. It's completely normal!!
200
What is the external male reproductive organ?
The penis
200
What is it called when a girl sheds the spongy blood-filled lining of the uterus?
Menstruation
200
True or false: everyone goes through puberty at the same time.
False, everyone begins and completes puberty at different times. Average age to begin puberty is 11.5 for males and 10.5 years for females.
200
What is it called when the muscles of a women's uterus begin to squeeze the fetus out?
Contractions during labor
200
What are chemicals in the body that control the changes that happen during puberty?
Hormones
300
What is produced by the testicles after puberty begins?
Sperm
300
What is PMS?
Physical and emotional symptoms that typically occur 5-11 days before menstruation.
300
During puberty, this may be come from pores in the armpit.
Body odor
300
How are nutrients transferred from mom to baby during pregnancy?
Through the placenta
300
Which hormone triggers the changes that happen to boys during puberty?
Testosterone
400
What is it called when sexual arousal causes the penis to fill with blood?
Erection
400
What is produced by the ovaries and is necessary to create a baby?
Eggs
400
The percentage of US teens who say it would be easier to postpone sexual activity if they were able to talk more openly about sex with their parents?
55%
10%
87%
33%
87%
400
Which country has the highest estimated number of teenage pregnancies per year?
The United States
400
Which hormones trigger the changes that happen to girls during puberty?
Estrogen and progesterone
500
How does semen leave the penis?
Ejaculation
500
True or False: Women are able to tell when they are ovulating based on how they feel?
False. It can be very difficult to tell when you are ovulating (and thus, when you can get pregnant).
500
A common skin condition for boys and girls during puberty
Acne
500
How many weeks is the average pregnancy?
40 weeks
500
Name someone you can go to who can explain all the changes which are occurring.
Parents, teachers, school nurses, guidance counselors, doctors.