Question 1

Which statement about environmental pollutants is TRUE?

Accepted Answer

A)   There is no evidence that environmental pollutants can impair prenatal development.
B)   Only pollutants that are ingested can impair prenatal development.
C)   Only pollutants that pass through the respiratory system can impair prenatal development.
D)   Environmental pollutants can have significant and sometimes disastrous consequences on fetal and child development.E) None of the above
F) B) and C)

Question 2

Which statement about newborn sleep is TRUE?

Accepted Answer

A)   Newborns continue to get visual stimulation through their closed eyelids.
B)   Newborns spend more time than adults do in non-REM sleep.
C)   Newborns may be able to learn while asleep.
D)   All of these statements are true.E) B) and D)
F) B) and C)

Question 3

Germ cells contain _____ chromosome pairs.

Accepted Answer

A)   13
B)   23
C)   49
D)   92E) B) and C)
F) None of the above

Question 4

Which condition is NOT a feature of fetal alcohol syndrome?

Accepted Answer

A)   increased risk of SIDS
B)   mental retardation
C)   facial deformities
D)   hyperactivityE) A) and B)
F) A) and C)

Question 5

Being _____ is NOT associated with an increased risk of being of low birth weight in Canada.

Accepted Answer

A)   exposed to teratogens
B)   a twin
C)   poor
D)   a first bornE) B) and D)
F) B) and C)

Question 6

Which statement about infant mortality in Canada over the past several decades is TRUE?

Accepted Answer

A)   The Canadian infant-mortality rate has increased.
B)   The Canadian infant-mortality rate has remained stable.
C)   The Canadian infant-mortality ranking has gotten worse in comparison with other countries.
D)   The Canadian infant-mortality ranking has gotten better in comparison with other industrialized countries.E) B) and D)
F) A) and B)

Question 7

Swaddling is considered a(n) :

Accepted Answer

A)   form of child abuse.
B)   effective method of soothing a crying baby.
C)   productive way to encourage a newborn's first breath.
D)   type of colic.E) A) and B)
F) A) and C)

Question 8

Which event is thought to be apoptosis?

Accepted Answer

A)   splitting of the fertilized egg into two equal parts
B)   loss of cells in between the ridges on the hand plate
C)   movement of new cells into the outer layer of the brain
D)   specialization of eye cellsE) A) and B)
F) A) and C)

Question 9

Which description CORRECTLY identifies the effect of thalidomide on developing fetuses?

Accepted Answer

A)   safe for fetuses of all ages
B)   unsafe for fetuses of all ages
C)   harmful to fetuses between the 4th and 6th weeks after conception but safe at other times
D)   safe for fetuses between the 4th and 6th weeks after conception but harmful at other timesE) A) and B)
F) B) and C)

Question 10

Which adjective describes a characteristic of the placenta?

Accepted Answer

A)   transparent
B)   watery
C)   watertight
D)   semipermeableE) A) and D)
F) C) and D)

Question 11

In terms of newborns' ability to learn from auditory stimulation while asleep, research has shown that newborns:

Accepted Answer

A)   cannot learn from auditory stimulation while asleep.
B)   can learn from auditory stimulation while asleep because they spend proportionately more time in REM sleep than do adults.
C)   can learn from auditory stimulation while asleep because they spend proportionately more time in non-REM sleep than do adults.
D)   seem to be able to learn from auditory stimulation while asleep because their brains do not become disconnected from external stimulation to the extent that adult brains do.E) None of the above
F) A) and C)

Question 12

Roughly _____% of couples experience recurrent miscarriages.

Accepted Answer

A)   1
B)   5
C)   7
D)   9E) A) and B)
F) A) and C)

Question 13

Shelby is expecting her first child. She is nervous about the birth and delivery. What is the likelihood that she will have a surgical delivery by cesarean?

Accepted Answer

A)   15%
B)   20%
C)   27%
D)   45%E) C) and D)
F) A) and D)

Question 14

Which statement about the effects of cigarette smoke on a fetus is TRUE?

Accepted Answer

A)   Exposure to secondhand smoke is unlikely affect the fetus.
B)   The fetus gets less oxygen when its mother smokes.
C)   The amniotic sac prevents the fetus from being exposed to cancer-causing agents in tobacco.
D)   None of these statements is true.E) A) and C)
F) None of the above

Question 15

On average, Western newborns spend _____ hours sleeping and _____ hour(s)  crying.

Accepted Answer

A)   16; 1
B)   12; 1
C)   12; 2
D)   16; 2E) C) and D)
F) B) and C)

Question 16

What is one possible reason for the higher rate of infant mortality in northern Canada than in the rest of the country?

Accepted Answer

A)   greater prevalence of macrosomic births in northern Canada
B)   higher rates of eating bison in northern Canada
C)   lack of universal healthcare in northern Canada
D)   lower average temperature in northern CanadaE) A) and C)
F) A) and D)

Question 17

Which statement about the long-term outcomes for low-birth-weight babies in comparison to babies of normal weight is NOT true?

Accepted Answer

A)   Low-birth-weight babies are more likely to be hyperactive.
B)   Low-birth-weight babies are more likely to have trouble with peer relations.
C)   The majority of low-birth-weight babies end up similar to normal-weight babies in the long term.
D)   Low-birth-weight babies have a decreased level of medical complications, lower rates of neurosensory deficits, and reduced illness rates.E) C) and D)
F) None of the above

Question 18

Which organ contains the blood vessels running between the embryo and the placenta?

Accepted Answer

A)   the umbilical cord
B)   the amniotic sac
C)   the neural tube
D)   the amniotic fluidE) C) and D)
F) A) and D)

Question 19

Cell differentiation refers to the _____ of cells.

Accepted Answer

A)   relocation
B)   specialization
C)   migration
D)   deathE) C) and D)
F) A) and B)

Question 20

Which sense is LEAST stimulated in the uterus?

Accepted Answer

A)   taste
B)   sight
C)   hearing
D)   smellE) B) and C)
F) All of the above

Exam 2: Prenatal Development and the Newborn Period

On average, Western newborns spend _____ hours sleeping and _____ hour(s) crying.

Correct AnswerverifiedShow Answer

What is one possible reason for the higher rate of infant mortality in northern Canada than in the rest of the country?

Correct AnswerverifiedShow Answer

Which event is thought to be apoptosis?

Correct AnswerverifiedShow Answer

Which statement about newborn sleep is TRUE?

Correct AnswerverifiedShow Answer

Which sense is LEAST stimulated in the uterus?

Correct AnswerverifiedShow Answer

Roughly _____% of couples experience recurrent miscarriages.

Correct AnswerverifiedShow Answer

Which statement about the effects of cigarette smoke on a fetus is TRUE?

Correct AnswerverifiedShow Answer

Which adjective describes a characteristic of the placenta?

Correct AnswerverifiedShow Answer

Which statement about environmental pollutants is TRUE?

Correct AnswerverifiedShow Answer

Which statement about infant mortality in Canada over the past several decades is TRUE?

Correct AnswerverifiedShow Answer

Shelby is expecting her first child. She is nervous about the birth and delivery. What is the likelihood that she will have a surgical delivery by cesarean?

Correct AnswerverifiedShow Answer

Which organ contains the blood vessels running between the embryo and the placenta?

Correct AnswerverifiedShow Answer

Which condition is NOT a feature of fetal alcohol syndrome?

Correct AnswerverifiedShow Answer

Which description CORRECTLY identifies the effect of thalidomide on developing fetuses?

Correct AnswerverifiedShow Answer

Germ cells contain _____ chromosome pairs.

Correct AnswerverifiedShow Answer

Which statement about the long-term outcomes for low-birth-weight babies in comparison to babies of normal weight is NOT true?

Correct AnswerverifiedShow Answer

Being _____ is NOT associated with an increased risk of being of low birth weight in Canada.

Correct AnswerverifiedShow Answer

In terms of newborns' ability to learn from auditory stimulation while asleep, research has shown that newborns:

Correct AnswerverifiedShow Answer

Swaddling is considered a(n) :

Correct AnswerverifiedShow Answer

Cell differentiation refers to the _____ of cells.

Correct AnswerverifiedShow Answer

On average, Western newborns spend _ hours sleeping and _ hour(s) crying.

Correct Answer
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