Reproductive System

At what age does puberty typically begin in females?

• 19-50 years

• 14-18 years

• 50+ years

• 9-13 years

What is the primary reproductive organ in males?

• Penis

• Testicles

• Prostate Gland

• Seminal Vesicles

What is the main role of the reproductive system?

• To produce and nourish sex cells

• To regulate body temperature

• To produce hormones for growth

• To aid in digestion

During which trimester does the fetus become very active?

• Third Trimester

• Second Trimester

• There is no such stage

• First Trimester

How are fraternal twins formed?

• By the fusion of the same sperm and ovum

• By the partial splitting of one zygote

• By the splitting of one zygote

• By the fertilization of two separate ova by two separate sperm

What triggers the release of hormones signaling the start of the birth process?

• Release of oxytocin by the mother

• Fetal heartbeat heard using a stethoscope

• Rapid growth of the fetus

• Rapid brain development of the fetus

What is the function of the placenta?

• To exchange materials between mother and fetus

• To insulate the fetus after birth

• To allow the fetus to breathe air

• To connect mother and fetus

What is the average duration of human development from fertilization to birth?

• 9 months

• 18 months

• 6 months

• 12 months

What is the primary reproductive organ in females?

• Cervix

• Uterus

• Vagina

• Ovary

What is the main role of the ovaries?

• To produce ova and the female sex hormone estrogen

• To store and release mature sperm cells

• To produce and release the male sex hormone testosterone

• To stimulate the thickening of the endometrium