The first sense to develop is sight

• True

• False

Cleavage is

• the rapid division of cells

• the combination of male and female sex cells

• the growth of the fetus

• the attachment of a zygote to the uterine wall

The fertilized egg remains unattached in the female reproductive tract for several days

• True

• False

Males have

• 2 X chromosomes

• 2 Y chromosomes

• 1 X and 1 Y chromosomes

• 2 X and 1 Y chromosomes

The joining of a male sperm cell and a female egg cell to form a human life.

• Reproduction
• Menstruation
• Ovulation
• Fertilization

After two months, the developing baby is technically called a

• embryo
• blastocyst
• fetus
• egg

This aids sperm cells in moving through the female reproductive tract

• prostaglandins

• hCG

• prolactin

• none of the above

Surfactant plays an important role in the function of the

• nervous system

• digestive system

• reproductive system

• respiratory system

The ductus arteriosus bypasses the liver

• True

• False

_____ is (are) the main source of energy in newborns

• Carbs

• Fat

• Protein

• Milk