Chapter 8 Review

A developing unborn baby receives these two thing through the umbilical cord

• oxygen and carbon dioxide

• oxygen and nutrients

• carbon dioxide and nutrients

which statement about genes is true?

• they are made up of chromosomes

• they are tiny strands of matter that carry the codes for inherited traits

• they define particular traits

• they are different for identical twins

which of the following is part of prenatal care?

• the newly fertilized cell travels down the fallopian tube to the uterus

• the mother-to-be eats healthfully and gets enough rest

• the baby is born

• none of the above

The stage of the life cycle in which many people begin training for a career is:

• adolescence

• early adulthood

• middle adulthood

• late adulthood

The body system that makes it possible to create offspring

• Reproductive

• Respiratory

• Circulatory

• Urinary

The female reproductive cell is know as the:

• Zygote

• Embryo

• Sperm

• Egg

The male reproductive cell its called the:

• Sperm

• fetus

• blood cell

• ovum

The transition between childhood and adulthood is called

• early childhood

• self-esteem

• hygiene

• adolescence

this system contains glands that regulate growth and other important activities

• circulatory

• reproductive

• endocrine

• nervous

this is what we call an unborn baby that is developing from the eighth week until birth

• chromsome

• sperm cell

• uterus

• fetus