Question 1

While pregnant,Diana experienced several traumatic life changes.She separated from her husband,discovered that her mother was seriously ill,and began a more stressful job.Diana is at increased risk for having a child with

Accepted Answer

A)  facial deformities.
B)  heart defects.
C)  defects of the limbs.
D)  attention deficit hyperactivity disorder.E) B) and D)
F) A) and C)

Question 2

Implantation takes place about ________ after conception.

Accepted Answer

A)  10 to 14 days
B)  20 days
C)  25 to 30 days
D)  40 daysE) None of the above
F) A) and C)

Question 3

Exposure to teratogens during the fetal period will most likely

Accepted Answer

A)  cause anatomical defects.
B)  lead to faulty organ functioning.
C)  result in miscarriage.
D)  affect implantation of the zygote.E) None of the above
F) B) and C)

Question 4

Janice contracted AIDS a month after her son was born.Is it possible for her son to get infected from her,and if so,how?

Accepted Answer

Janice can pass on t...

Question 5

If a mother's total caloric intake and intake of proteins,vitamins,and minerals is insufficient,a child born to the mother is more likely to

Accepted Answer

A)  develop eating disorders in adolescence.
B)  develop heart disease.
C)  have brittle bones.
D)  be malformed.E) A) and C)
F) None of the above

Question 6

Which of the following structures of an embryo are derived from the ectoderm?

Accepted Answer

A)  nervous system and brain
B)  muscles and bones
C)  digestive and respiratory systems
D)  circulatory systemE) A) and D)
F) B) and C)

Question 7

Sheila wants to have a baby.She drinks one to two drinks a day.She has vowed that as soon as she finds out she is pregnant she will stop drinking completely.Sheila does not realize that

Accepted Answer

A)  alcohol can cause adverse effects only after the germinal period.
B)  moderate drinking of alcohol during pregnancy does not affect the fetus.
C)  alcohol does not cause any adverse effects during the embryonic period.
D)  consumption of alcohol during the week of conception increases the risk of early pregnancy loss.E) All of the above
F) A) and D)

Question 8

The probability of a structural defect is greatest ________,when organs are being formed.

Accepted Answer

A)  at the end of the fetal period
B)  early in the germinal period
C)  early in the embryonic period
D)  at the time of implantationE) A) and B)
F) All of the above

Question 9

Folic acid,a B-complex vitamin,is important in preventing

Accepted Answer

A)  brittle bones.
B)  neural tube defects.
C)  facial deformities.
D)  cognitive problems.E) C) and D)
F) B) and D)

Question 10

Viability (the potential to survive outside the womb) occurs

Accepted Answer

A)  at the very end of the third trimester.
B)  toward the middle of the second trimester.
C)  at the very end of the second trimester.
D)  toward the middle of the third trimester.E) C) and D)
F) B) and C)

Question 11

Julia has eaten a lot of shark,swordfish,and king mackerel during her pregnancy because eating fish is often recommended as part of a healthy diet.What are the risks this may pose to her child?

Accepted Answer

Even though eating fish is often recomme...

Question 12

The doctor has told Sheryl and Jason that their unborn baby is having problems because of significant changes in the temperature around the fetus.The most likely explanation for this problem is that the ________ has failed to perform its protective function.

Accepted Answer

A)  uterus
B)  amniotic fluid
C)  placenta
D)  trophoblastE) B) and D)
F) None of the above

Question 13

Tamika says that she is currently in the longest period of her pregnancy.Tamika's pregnancy is in the ________ period.

Accepted Answer

A)  germinal
B)  embryonic
C)  fetal
D)  zygoticE) A) and D)
F) A) and C)

Question 14

The embryonic period lasts ________ weeks after conception.

Accepted Answer

A)  from ten to sixteen
B)  from two to eight
C)  from eight to ten
D)  from zero to twoE) A) and D)
F) A) and B)

Question 15

Which of the following make(s) up the largest portion of weight gain during pregnancy in the third trimester?

Accepted Answer

A)  tissue fluid
B)  increased blood volume
C)  uterus and breasts
D)  fetus,placenta,and amniotic fluidE) B) and C)
F) A) and B)

Question 16

The word teratogen comes from the Greek word tera,which means

Accepted Answer

A)  poison.
B)  monster.
C)  defect.
D)  sorrow.E) C) and D)
F) A) and D)

Question 17

Juan was born with defective vision and diminished auditory abilities.Most likely,Juan's problems came from defects in the formation of the

Accepted Answer

A)  ectoderm.
B)  endoderm.
C)  mesoderm.
D)  trophoderm.E) A) and B)
F) A) and C)

Question 18

Other than not using drugs,list at least three ways pregnant women can improve the likelihood of a healthy pregnancy and healthy baby.How does each help?

Accepted Answer

Students' answers may vary. Pregnant wom...

Question 19

The ________ consists of a disk-shaped group of tissues in which small blood vessels from the mother and the offspring intertwine but do not join.

Accepted Answer

A)  umbilical cord
B)  amnion
C)  placenta
D)  endodermE) C) and D)
F) A) and C)

Exam 3: Prenatal Development

The doctor has told Sheryl and Jason that their unborn baby is having problems because of significant changes in the temperature around the fetus.The most likely explanation for this problem is that the ________ has failed to perform its protective function.

Correct Answer
verified

The ________ consists of a disk-shaped group of tissues in which small blood vessels from the mother and the offspring intertwine but do not join.

Correct Answer
verified

Viability (the potential to survive outside the womb) occurs

Correct Answer
verified

Other than not using drugs,list at least three ways pregnant women can improve the likelihood of a healthy pregnancy and healthy baby.How does each help?

Correct Answer
verified
Students' answers may vary. Pregnant wom...
View Answer

Janice contracted AIDS a month after her son was born.Is it possible for her son to get infected from her,and if so,how?

Correct Answer
verified
Janice can pass on t...
View Answer

The word teratogen comes from the Greek word tera,which means

Correct Answer
verified

Exposure to teratogens during the fetal period will most likely

Correct Answer
verified

The embryonic period lasts ________ weeks after conception.

Correct Answer
verified

Which of the following structures of an embryo are derived from the ectoderm?

Correct Answer
verified

Tamika says that she is currently in the longest period of her pregnancy.Tamika's pregnancy is in the ________ period.

Correct Answer
verified

Juan was born with defective vision and diminished auditory abilities.Most likely,Juan's problems came from defects in the formation of the

Correct Answer
verified

Folic acid,a B-complex vitamin,is important in preventing

Correct Answer
verified

If a mother's total caloric intake and intake of proteins,vitamins,and minerals is insufficient,a child born to the mother is more likely to

Correct Answer
verified

Which of the following make(s) up the largest portion of weight gain during pregnancy in the third trimester?

Correct Answer
verified

Sheila wants to have a baby.She drinks one to two drinks a day.She has vowed that as soon as she finds out she is pregnant she will stop drinking completely.Sheila does not realize that

Correct Answer
verified

While pregnant,Diana experienced several traumatic life changes.She separated from her husband,discovered that her mother was seriously ill,and began a more stressful job.Diana is at increased risk for having a child with

Correct Answer
verified

The probability of a structural defect is greatest ________,when organs are being formed.

Correct Answer
verified

Implantation takes place about ________ after conception.

Correct Answer
verified

Julia has eaten a lot of shark,swordfish,and king mackerel during her pregnancy because eating fish is often recommended as part of a healthy diet.What are the risks this may pose to her child?

Correct Answer
verified
Even though eating fish is often recomme...
View Answer

Exam 3: Prenatal Development

The doctor has told Sheryl and Jason that their unborn baby is having problems because of significant changes in the temperature around the fetus.The most likely explanation for this problem is that the ________ has failed to perform its protective function.

Correct AnswerverifiedShow Answer

The ________ consists of a disk-shaped group of tissues in which small blood vessels from the mother and the offspring intertwine but do not join.

Correct AnswerverifiedShow Answer

Viability (the potential to survive outside the womb) occurs

Correct AnswerverifiedShow Answer

Other than not using drugs,list at least three ways pregnant women can improve the likelihood of a healthy pregnancy and healthy baby.How does each help?

Correct AnswerverifiedStudents' answers may vary. Pregnant wom...View AnswerShow Answer

Janice contracted AIDS a month after her son was born.Is it possible for her son to get infected from her,and if so,how?

Correct AnswerverifiedJanice can pass on t...View AnswerShow Answer

The word teratogen comes from the Greek word tera,which means

Correct AnswerverifiedShow Answer

Exposure to teratogens during the fetal period will most likely

Correct AnswerverifiedShow Answer

The embryonic period lasts ________ weeks after conception.

Correct AnswerverifiedShow Answer

Which of the following structures of an embryo are derived from the ectoderm?

Correct AnswerverifiedShow Answer

Tamika says that she is currently in the longest period of her pregnancy.Tamika's pregnancy is in the ________ period.

Correct AnswerverifiedShow Answer

Juan was born with defective vision and diminished auditory abilities.Most likely,Juan's problems came from defects in the formation of the

Correct AnswerverifiedShow Answer

Folic acid,a B-complex vitamin,is important in preventing

Correct AnswerverifiedShow Answer

If a mother's total caloric intake and intake of proteins,vitamins,and minerals is insufficient,a child born to the mother is more likely to

Correct AnswerverifiedShow Answer

Which of the following make(s) up the largest portion of weight gain during pregnancy in the third trimester?

Correct AnswerverifiedShow Answer

Sheila wants to have a baby.She drinks one to two drinks a day.She has vowed that as soon as she finds out she is pregnant she will stop drinking completely.Sheila does not realize that

Correct AnswerverifiedShow Answer

While pregnant,Diana experienced several traumatic life changes.She separated from her husband,discovered that her mother was seriously ill,and began a more stressful job.Diana is at increased risk for having a child with

Correct AnswerverifiedShow Answer

The probability of a structural defect is greatest ________,when organs are being formed.

Correct AnswerverifiedShow Answer

Implantation takes place about ________ after conception.

Correct AnswerverifiedShow Answer

Julia has eaten a lot of shark,swordfish,and king mackerel during her pregnancy because eating fish is often recommended as part of a healthy diet.What are the risks this may pose to her child?

Correct AnswerverifiedEven though eating fish is often recomme...View AnswerShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Students' answers may vary. Pregnant wom...
View Answer

Correct Answer
verified
Janice can pass on t...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Even though eating fish is often recomme...
View Answer