Reproductive System

The hormone testosterone triggers sexual development in males. Which of the following changes takes place during this stage of life?

• A boy stops growing taller.
• A boy develops a higher-pitched voice.
• A boy’s nervous system begins to develop.
• A boy begins to grow hair on his face and body.

Which serves as a temporary storage of sperm cells before they are released   in the urethra?

• Testes
• Epididymis
• Prostate gland
• Cowper's gland

For a pregnancy to happen, a sperm cell must unite with an egg cell. What is this process called?

• fertilization
• menstruation
• ovulaiton
• reproduction

Tags

NGSS.MS-LS3-2

Fertilization usually happens here

• ovaries
• uterus
• fallopian tube

I am produced in the testicles.

• Egg Cell
• Ovum
• Sperm Cell
• Semen

Egg cells are produced in the ______________

• uterus
• fallopian tubes
• ovaries

How many days does it normally take for a menstrual cycle to take place?

• 25 days
• 28 days
• 35 days
• 38 days

A baby develops in this organ.

• uterus
• vagina 
• fallopian tube
• stomach

A pregnancy begins when a sperm cell unites with an egg cell. The following image shows the female reproductive system.  What is the number of the part of the female reproductive system where the fertilized egg will attach and grow typically?

• 2
• 3
• 4
• 5

The hormone estrogen triggers sexual development in females. Which of the following changes takes place during this stage of life?

• A girl's hips narrow
• A girl begins to menstruate 
• a girl gains muscle coordination
• A girl's oil glands become less active