Chapter 19

Question 1

Summarize the events that occur during the first week after fertilization?

Answer 1

The fertilized egg undergoes many cells divisions and travels to the uterus.

Question 2

Describe the structure that protect and nourish the embryo and the fetus

Answer 2

The amniotic sac, placenta and umbilical cord protect and nourish the develops embryos and later the fetus

Question 3

Zygote

Answer 3

The united egg and sperm

Question 4

Embryo

Answer 4

From the two-cell stage until about nine weeks after fertilization

Question 5

Blastocyst

Answer 5

No longer a solid mass of cells, but a sphere of cells surrounding a hollow center

Question 6

Implantation

Answer 6

Once the blastocyst forms it begins to attach itself to the wall of the uterus

Question 7

Amniotic sac

Answer 7

A fluid filled bag of thin tissue

Question 8

Placenta

Answer 8

The attachment holding the embryo to the wall of the uterus

Question 9

Umbilical cord

Answer 9

About 25 days after fertilization. Develops between the embryo and placenta

Question 10

Fetus

Answer 10

From the third month until birth, the developing human

Question 11

Identify four behaviors that are essential for a healthy pregnancy

Answer 11

Getting proper nutrition, exercise, avoiding drugs and environmental hazards

Question 12

Explain the importance of prenatal care throughout pregnancy?

Answer 12

The chances of having a healthy baby greatly increase if the mother visits her doctor or clinic for regular checkups throughout her pregnancy

Question 13

Prenatal care

Answer 13

Medical care during pregnancy

Question 14

Obstetrician

Answer 14

A doctor specialized in pregnancy and child birth

Question 15

Trimester

Answer 15

A pregnancy is divided into three periods of time. (3 months long)

Question 16

Chorionic villus sampling

Answer 16

A test during the 8th week

Question 17

Amniocentesis

Answer 17

A test that may be done during the 14th to 16th week.

Question 18

Ectopic pregnancy

Answer 18

The blastocyst implants in the Fallopian tube

Question 19

Miscarriage

Answer 19

The death of an embryo or fetus in the first 20 weeks of pregnancy

Question 20

Preeclampsia

Answer 20

Toxemia. High blood pressure, swelling of the wrist and ankles and high level of protection in the uterus

Question 21

Gestational diabetes

Answer 21

Diabetes that develops in pregnant women

Question 22

Describe four complicating factors that may arise a birth

Answer 22

1. surgical delivery
2. premature birth
3. low birthweight
4. the birth of move than one baby

Question 23

Certified nurse-midwife

Answer 23

A nurse who is trained to deliver a baby

Question 24

Labor

Answer 24

The work performed by the mothers body to push the fetus out

Question 25

Postpartum period

Answer 25

During the 6th week the lungs began to function

Question 26

Stillbirth

Answer 26

A fetus dies and is expelled from the body after the 20th week of pregnancy

Question 27

Cesarean section

Answer 27

Surgical method of birth

Question 28

Premature birth

Answer 28

Delivery of a live baby before the 37th week of pregnancy

Question 29

Multiple birth

Answer 29

The delivery of more than one baby

Question 30

Describe the changes that children undergo during early pregnancy

Answer 30

From birth to age 6 , children change from helpless babies into confident individuals who can do many things for themselves

Question 31

Identify key areas of development that occur during middle and later childhood

Answer 31

Physical growth, mastering new skills and making friends

Question 32

Pre-adolescence

Answer 32

"Tween" years