Chapter 22 Quiz

"Bag of waters"; sac that encloses the fetus during pregnancy and bursts during birthing process.

An organ attached to the uterus and unborn baby through which nutrients are delivered; expelled after the baby is delivered.

The birth process, beginning with the contraction of the uterus and dilation of the cervix and ending with the stabilization and recovery of the mother.

The passageway from the uterus to the outside of the body through which a baby passes during birth.

False labor; irregular contractions of the uterus that do not intensify or become more frequent as genuine labor contractions do.

Begins when an egg (ovum) is fertilized by a sperm, forming an embryo.

The lower, narrow part of the uterus (womb) that forms a canal that opens into the vagina, which leads to the outside of the body; upper part of the birth canal.

A flexible structure that attaches the placenta to the fetus, allowing for the passage of blood, nutrients and waste.

A pear-shaped organ in a women's pelvis in which an embryo forms and develops into a baby; also called the womb.

During labor, the rhythmic tightening and relaxing of muscles in the uterus.

How many stages of labor are there?

Contractions of the uterus will expel the placenta within _____ minutes.

Most babies are born ____.

What is the phase during labor when the baby's head is visible at the opening of the vagina?