Question 1

Which prenatal assessment technique requires the culturing of skin cells acquired from a fluid sample?

Accepted Answer

A)  genetic screening 
B)  ultrasound 
C)  chorionic villus sampling 
D)  amniocentesis 
A)  genetic screening 
B)  ultrasound 
C)  chorionic villus sampling 
D)  amniocentesis

Question 2

Since John and Stan have the same genes, what must they be?

Accepted Answer

A)  dizygotic twins 
B)  monozygotic twins 
C)  heterozygous 
D)  codominant 
A)  dizygotic twins 
B)  monozygotic twins 
C)  heterozygous 
D)  codominant

Question 3

Patty is pregnant, and her body is currently experiencing the event that triggers hormonal changes that will prevent further menstruation. What is this event called?

Accepted Answer

A)  implantation 
B)  conception 
C)  dilation 
D)  effacement 
A)  implantation 
B)  conception 
C)  dilation 
D)  effacement

Question 4

Which chromosomes are known as autosomes?

Accepted Answer

A)  the first 2 pairs 
B)  the first 10 pairs 
C)  the first 22 pairs 
D)  the first 46 pairs 
A)  the first 2 pairs 
B)  the first 10 pairs 
C)  the first 22 pairs 
D)  the first 46 pairs

Question 5

Just after the birth of her son Nick, mom Kelly was informed that little Nick's neural tube did not properly close during his prenatal development. What condition does Nick appear to have?

Accepted Answer

A)  spina bifida 
B)  muscular dystrophy 
C)  cerebral palsy 
D)  sickle-cell anemia 
A)  spina bifida 
B)  muscular dystrophy 
C)  cerebral palsy 
D)  sickle-cell anemia

Question 6

Why do teenage mothers tend to give birth to less healthy infants than mothers in their 20s?

Accepted Answer

A)  because the teens tend to neither seek nor receive good prenatal care 
B)  because the teens take too many vitamins 
C)  because the teens have more genetically defective eggs 
D)  because the teens are more likely to smoke while pregnant 
A)  because the teens tend to neither seek nor receive good prenatal care 
B)  because the teens take too many vitamins 
C)  because the teens have more genetically defective eggs 
D)  because the teens are more likely to smoke while pregnant

Question 7

For approximately how long does Stage 1 labour last for a first baby?

Accepted Answer

A)  6 - 10 hours 
B)  8 - 12 hours 
C)  10 - 20 hours 
D)  12 - 24 hours 
A)  6 - 10 hours 
B)  8 - 12 hours 
C)  10 - 20 hours 
D)  12 - 24 hours

Question 8

By definition, what are premature infants?

Accepted Answer

A)  those born prior to 42 weeks after conception 
B)  those born prior to 40 weeks after conception 
C)  those born prior to 38 weeks after conception 
D)  those born prior to 36 weeks after conception 
A)  those born prior to 42 weeks after conception 
B)  those born prior to 40 weeks after conception 
C)  those born prior to 38 weeks after conception 
D)  those born prior to 36 weeks after conception

Question 9

According to the textbook, which of the following test methods can be used to isolate particular segments of DNA in human chromosomes?

Accepted Answer

A)  a urine test 
B)  a cotton swab rubbed inside the mouth 
C)  a blood test for a particular blood type 
D)  an x-ray test 
A)  a urine test 
B)  a cotton swab rubbed inside the mouth 
C)  a blood test for a particular blood type 
D)  an x-ray test

Question 10

Which results would be inaccurate regarding the idea that genes play a significant role in behaviour?

Accepted Answer

A)  finding dizygotic twins to be more similar than monozygotic twins 
B)  finding children to be more similar to their biological parents than to their adoptive parents 
C)  finding similarities between biological siblings 
D)  finding monozygotic twins to be more similar than pairs of unrelated individuals 
A)  finding dizygotic twins to be more similar than monozygotic twins 
B)  finding children to be more similar to their biological parents than to their adoptive parents 
C)  finding similarities between biological siblings 
D)  finding monozygotic twins to be more similar than pairs of unrelated individuals

Question 11

Which of the following phenotypes is recessive?

Accepted Answer

A)  farsightedness 
B)  Rh-negative blood 
C)  dark hair 
D)  thick lips 
A)  farsightedness 
B)  Rh-negative blood 
C)  dark hair 
D)  thick lips

Question 12

What forms the embryo's digestive system?

Accepted Answer

A)  cells in the mesoderm layer 
B)  cells in the endoderm layer 
C)  cells in the placenta layer 
D)  cells in the ectoderm layer 
A)  cells in the mesoderm layer 
B)  cells in the endoderm layer 
C)  cells in the placenta layer 
D)  cells in the ectoderm layer

Question 13

You read in a book on behaviour genetics that intelligence is a polygenetic characteristic. What does this mean?

Accepted Answer

A)  It means that intelligent behaviour is the result of multiple genes. 
B)  It means that intelligent behaviour is caused by the impact of a single gene. 
C)  It means that intelligent behaviour is more a result of environment than it is the result of genes. 
D)  It means that intelligent behaviour is a sex-linked characteristic. 
A)  It means that intelligent behaviour is the result of multiple genes. 
B)  It means that intelligent behaviour is caused by the impact of a single gene. 
C)  It means that intelligent behaviour is more a result of environment than it is the result of genes. 
D)  It means that intelligent behaviour is a sex-linked characteristic.

Question 14

After learning that his newborn son's birth involved hypoxia, what would Stan (a knowledgeable nurse) most likely ask?

Accepted Answer

A)  "Will my son be intellectually impaired?" 
B)  "How long was the cord wrapped around his neck?" 
C)  "Did the cervix ever dilate?" 
D)  "Is such a premature birth normal?" 
A)  "Will my son be intellectually impaired?" 
B)  "How long was the cord wrapped around his neck?" 
C)  "Did the cervix ever dilate?" 
D)  "Is such a premature birth normal?"

Question 15

What did the Jacobson, Jacobson, and Humphrey (1990) study on the effects of prenatal exposure to PCBs find?

Accepted Answer

A)  Any level of exposure led to blindness and retardation. 
B)  Low and high levels of exposure led to retardation but not blindness. 
C)  High levels of exposure led to blindness and retardation. 
D)  A woman may be unable to protect herself from invisible environmental teratogens. 
A)  Any level of exposure led to blindness and retardation. 
B)  Low and high levels of exposure led to retardation but not blindness. 
C)  High levels of exposure led to blindness and retardation. 
D)  A woman may be unable to protect herself from invisible environmental teratogens.

Question 16

What do we call the structure through which a pregnant woman and an embryo exchange waste and nutrients?

Accepted Answer

A)  the amnion 
B)  the stem cell 
C)  the germ disc 
D)  the placenta 
A)  the amnion 
B)  the stem cell 
C)  the germ disc 
D)  the placenta

Question 17

Which of the following statements most accurately describes the relationship between home and hospital delivery for healthy pregnant women?

Accepted Answer

A)  Home and hospital delivery carry the same birth defect risk. 
B)  Hospital delivery is safer than home delivery. 
C)  Home delivery is safer than hospital delivery. 
D)  The difference in risk factor between the two methods are unknown. 
A)  Home and hospital delivery carry the same birth defect risk. 
B)  Hospital delivery is safer than home delivery. 
C)  Home delivery is safer than hospital delivery. 
D)  The difference in risk factor between the two methods are unknown.

Question 18

What makes up DNA?

Accepted Answer

A)  red, blue, green and yellow proteins alternating on a helix 
B)  X and Y chromosomes 
C)  genotypes, phenotypes, and alleles alternating on fibrous nodes 
D)  adenine, thymine, guanine, and cytosine wrapped together on phosphate and sugar strands 
A)  red, blue, green and yellow proteins alternating on a helix 
B)  X and Y chromosomes 
C)  genotypes, phenotypes, and alleles alternating on fibrous nodes 
D)  adenine, thymine, guanine, and cytosine wrapped together on phosphate and sugar strands

Question 19

Which of the following characteristics can cause a person to be more susceptible to a teratogen?

Accepted Answer

A)  gender 
B)  overall health status 
C)  age 
D)  heredity 
A)  gender 
B)  overall health status 
C)  age 
D)  heredity

Question 20

If a physician informed you that your speech disorder was the result of problems on chromosomes 4, 7, and 15, what could you rightly conclude that the disorder?

Accepted Answer

A)  It is always classifiable as recessive. 
B)  It is always classifiable as polygenetic. 
C)  It is always classifiable as dominant. 
D)  It is always classifiable as sex-linked. 
A)  It is always classifiable as recessive. 
B)  It is always classifiable as polygenetic. 
C)  It is always classifiable as dominant. 
D)  It is always classifiable as sex-linked.

Which prenatal assessment technique requires the culturing of skin cells acquired from a fluid sample?

Since John and Stan have the same genes, what must they be?

Patty is pregnant, and her body is currently experiencing the event that triggers hormonal changes that will prevent further menstruation. What is this event called?

Which chromosomes are known as autosomes?

Just after the birth of her son Nick, mom Kelly was informed that little Nick's neural tube did not properly close during his prenatal development. What condition does Nick appear to have?

Why do teenage mothers tend to give birth to less healthy infants than mothers in their 20s?

For approximately how long does Stage 1 labour last for a first baby?

By definition, what are premature infants?

According to the textbook, which of the following test methods can be used to isolate particular segments of DNA in human chromosomes?

Which results would be inaccurate regarding the idea that genes play a significant role in behaviour?

Which of the following phenotypes is recessive?

What forms the embryo's digestive system?

You read in a book on behaviour genetics that intelligence is a polygenetic characteristic. What does this mean?

After learning that his newborn son's birth involved hypoxia, what would Stan (a knowledgeable nurse) most likely ask?

What did the Jacobson, Jacobson, and Humphrey (1990) study on the effects of prenatal exposure to PCBs find?

What do we call the structure through which a pregnant woman and an embryo exchange waste and nutrients?

Which of the following statements most accurately describes the relationship between home and hospital delivery for healthy pregnant women?

What makes up DNA?

Which of the following characteristics can cause a person to be more susceptible to a teratogen?

If a physician informed you that your speech disorder was the result of problems on chromosomes 4, 7, and 15, what could you rightly conclude that the disorder?

The Study of Human Development

Tools for Exploring the World

Entering the Social World

Growing and Learning in the Preschool Years

Interacting and the Work of Play

Off to School

Expanding Social Horizons

Rites of Passage

Moving into the Adult Social World

Becoming an Adult

Being with Others

Work and Leisure

Making It in Midlife

The Personal Context of Later Life

Social Aspects of Later Life

The Final Passage

Filters

Exam 2: Biological Foundations

Which prenatal assessment technique requires the culturing of skin cells acquired from a fluid sample?

Since John and Stan have the same genes, what must they be?

Patty is pregnant, and her body is currently experiencing the event that triggers hormonal changes that will prevent further menstruation. What is this event called?

Which chromosomes are known as autosomes?

Just after the birth of her son Nick, mom Kelly was informed that little Nick's neural tube did not properly close during his prenatal development. What condition does Nick appear to have?

Why do teenage mothers tend to give birth to less healthy infants than mothers in their 20s?

For approximately how long does Stage 1 labour last for a first baby?

By definition, what are premature infants?

According to the textbook, which of the following test methods can be used to isolate particular segments of DNA in human chromosomes?

Which results would be inaccurate regarding the idea that genes play a significant role in behaviour?

Which of the following phenotypes is recessive?

What forms the embryo's digestive system?

You read in a book on behaviour genetics that intelligence is a polygenetic characteristic. What does this mean?

After learning that his newborn son's birth involved hypoxia, what would Stan (a knowledgeable nurse) most likely ask?

What did the Jacobson, Jacobson, and Humphrey (1990) study on the effects of prenatal exposure to PCBs find?

What do we call the structure through which a pregnant woman and an embryo exchange waste and nutrients?

Which of the following statements most accurately describes the relationship between home and hospital delivery for healthy pregnant women?

What makes up DNA?

Which of the following characteristics can cause a person to be more susceptible to a teratogen?

If a physician informed you that your speech disorder was the result of problems on chromosomes 4, 7, and 15, what could you rightly conclude that the disorder?

The Study of Human Development

Tools for Exploring the World

Entering the Social World

Growing and Learning in the Preschool Years

Interacting and the Work of Play

Off to School

Expanding Social Horizons

Rites of Passage

Moving into the Adult Social World

Becoming an Adult

Being with Others

Work and Leisure

Making It in Midlife

The Personal Context of Later Life

Social Aspects of Later Life

The Final Passage

Filters