Question 1

The placenta

Accepted Answer

A) directly connects the blood stream of the embryo to the blood stream of the mother. 
B) contains amniotic fluid. 
C) helps the fetus to maintain a constant temperature. 
D) allows for an exchange of nutrients and waste. 
A) directly connects the blood stream of the embryo to the blood stream of the mother. 
B) contains amniotic fluid. 
C) helps the fetus to maintain a constant temperature. 
D) allows for an exchange of nutrients and waste.

Question 2

As dizygotic twins, Jewel and Bjork

Accepted Answer

A) are genetically identical. 
B) must have come from the same fertilized egg. 
C) share all phenotypes. 
D) share about half of their genes. 
A) are genetically identical. 
B) must have come from the same fertilized egg. 
C) share all phenotypes. 
D) share about half of their genes.

Question 3

The main reason for why teenage mothers tend to give birth to less healthy infants than mothers in their 20s is that the
​

Accepted Answer

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

Question 4

The _______________ layer of the zygote forms the digestive system and lungs.

Accepted Answer

The answer of The _______________ layer of the zygote forms...

Question 5

Mona has decided to have a Cesarean section rather than a vaginal delivery. While this decision will reduce some risks, it will increase the risk of

Accepted Answer

A) hypoxia. 
B) spina bifida. 
C) maternal infection. 
D) low birth weight. 
A) hypoxia. 
B) spina bifida. 
C) maternal infection. 
D) low birth weight.

Question 6

_________ occurs when an individual intentionally seeks out an environment that matches characteristics driven by his or her genes.

Accepted Answer

A) Passive gene-environment interactions 
B) Incomplete dominance 
C) Niche-picking 
D) Polygenetic inheritance 
A) Passive gene-environment interactions 
B) Incomplete dominance 
C) Niche-picking 
D) Polygenetic inheritance

Question 7

Just after the birth of her son Nelly, mom Kelly is informed that little Nelly's neural tube did not properly close during his prenatal development. This would mean that Nelly will be diagnosed with ​

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 8

Which statement best exemplifies the basic premise of behavioral genetics? ​

Accepted Answer

A) "Your personality is all in your genes" 
B) "Your personality is all in your environment" 
C) "People are either very open to new experiences or avoid new experiences at all costs" 
D) "Openness to new experience is not an either/or proposition but represents a wide range of reactions" 
A) "Your personality is all in your genes" 
B) "Your personality is all in your environment" 
C) "People are either very open to new experiences or avoid new experiences at all costs" 
D) "Openness to new experience is not an either/or proposition but represents a wide range of reactions"

Question 9

A newborn weighing less than 1500 grams (3.3 pounds)but at least 1000 grams (2.2 pounds)is classified as _______________ birth weight.

Accepted Answer

The answer of A newborn weighing less than 1500 grams...

Question 10

The cutoff between normal and low birth weight is about ____ pounds.

Accepted Answer

A) ​7.7 
B) ​5.5 
C) ​3.3 
D) ​2.2 
A) ​7.7 
B) ​5.5 
C) ​3.3 
D) ​2.2

Question 11

Currently, the earliest "age of viability" occurs around ____ weeks after conception.

Accepted Answer

A) ​14 
B) ​22 
C) ​30 
D) ​38 
A) ​14 
B) ​22 
C) ​30 
D) ​38

Question 12

Kirk is heterozygous for cheek dimples but is born with big dimples in both cheeks. Apparently, the allele for cheek dimples is

Accepted Answer

A) dominant. 
B) sex-linked. 
C) recessive. 
D) polygenetic. 
A) dominant. 
B) sex-linked. 
C) recessive. 
D) polygenetic.

Question 13

Describe any two genetic disorders that involve abnormal chromosomes. Be sure to both identify the exact chromosomal aberration and the impact of the aberration on development.

Accepted Answer

​ Down syndrome is caused by an extra 21

Question 14

Monozygotic is to dizygotic as

Accepted Answer

A) one mother is to two mothers. 
B) one egg is to two eggs. 
C) dominant is to recessive. 
D) heterozygous is to homozygous. 
A) one mother is to two mothers. 
B) one egg is to two eggs. 
C) dominant is to recessive. 
D) heterozygous is to homozygous.

Question 15

Describe the three basic stages of childbirth in terms of time, purpose, and symptoms.

Accepted Answer

​ During stage 1, which may last from 12

Question 16

Which process can best be explained by alleles?

Accepted Answer

A) The fact that phenotypes produce genotypes 
B) The formation of  identical twins through the splitting of a fertilized egg 
C) The instructions for hair color come from two sources on the chromosome 
D) The teratogenic effects associated with fetal alcohol syndrome 
A) The fact that phenotypes produce genotypes 
B) The formation of  identical twins through the splitting of a fertilized egg 
C) The instructions for hair color come from two sources on the chromosome 
D) The teratogenic effects associated with fetal alcohol syndrome

Question 17

A doctor could best illustrate the proximodistal principle by discussing the fact that

Accepted Answer

A) male fetuses develop faster than female fetuses. 
B) identical twins tend to be smaller than fraternal twins. 
C) the outside portion of the amniotic sac is thicker than the inside portion. 
D) a baby can control its shoulder before it can control its fingers. 
A) male fetuses develop faster than female fetuses. 
B) identical twins tend to be smaller than fraternal twins. 
C) the outside portion of the amniotic sac is thicker than the inside portion. 
D) a baby can control its shoulder before it can control its fingers.

Question 18

The ____ houses the blood vessels that join the embryo and its mother.

Accepted Answer

A) umbilical cord 
B) amnion 
C) germ disc 
D) mesoderm 
A) umbilical cord 
B) amnion 
C) germ disc 
D) mesoderm

Question 19

The sac in which the embryo resides is called the ​

Accepted Answer

A) ectoderm. 
B) amnion. 
C) germ disc. 
D) placenta. 
A) ectoderm. 
B) amnion. 
C) germ disc. 
D) placenta.

Question 20

During prenatal development, the arm develops before the fingers. This most illustrates the ____ principle.

Accepted Answer

A) Premack 
B) coefficient 
C) cephalocaudal 
D) proximodistal 
A) Premack 
B) coefficient 
C) cephalocaudal 
D) proximodistal

The placenta

As dizygotic twins, Jewel and Bjork

The main reason for why teenage mothers tend to give birth to less healthy infants than mothers in their 20s is that the

The _______________ layer of the zygote forms the digestive system and lungs.

Mona has decided to have a Cesarean section rather than a vaginal delivery. While this decision will reduce some risks, it will increase the risk of

_________ occurs when an individual intentionally seeks out an environment that matches characteristics driven by his or her genes.

Just after the birth of her son Nelly, mom Kelly is informed that little Nelly's neural tube did not properly close during his prenatal development. This would mean that Nelly will be diagnosed with

Which statement best exemplifies the basic premise of behavioral genetics?

A newborn weighing less than 1500 grams (3.3 pounds)but at least 1000 grams (2.2 pounds)is classified as _______________ birth weight.

The cutoff between normal and low birth weight is about ____ pounds.

Currently, the earliest "age of viability" occurs around ____ weeks after conception.

Kirk is heterozygous for cheek dimples but is born with big dimples in both cheeks. Apparently, the allele for cheek dimples is

Describe any two genetic disorders that involve abnormal chromosomes. Be sure to both identify the exact chromosomal aberration and the impact of the aberration on development.

Monozygotic is to dizygotic as

Describe the three basic stages of childbirth in terms of time, purpose, and symptoms.

Which process can best be explained by alleles?

A doctor could best illustrate the proximodistal principle by discussing the fact that

The ____ houses the blood vessels that join the embryo and its mother.

The sac in which the embryo resides is called the

During prenatal development, the arm develops before the fingers. This most illustrates the ____ principle.

The Study of Human Development

Tools for Exploring the World: Physical, Perceptual, and Motor Development

The Emergence of Thought and Language: Cognitive Development in Infancy and Early Childhood

Entering the Social World: Socioemotional Development in Infancy and Early Childhood

Off to School: Cognitive and Physical Development in Middle Childhood

Expanding Social Horizons: Socioemotional Development in Middle Childhood

Rites of Passage: Physical and Cognitive Development in Adolescence

Moving Into the Adult Social World: Socioemotional Development in Adolescence

Becoming an Adult: Physical, Cognitive, and Personality Development in Young Adulthood

Being With Others: Forming Relationships in Young and Middle Adulthood

Work, Leisure, and Retirement

Making It in Midlife: the Biopsychosocial Challenges of Middle Adulthood

The Personal Context of Later Life: Physical, Cognitive, and Mental Health Issues

Social Aspects of Later Life: Psychosocial, Retirement, Relationship, and Societal Issues

The Final Passage: Dying and Bereavement

Filters

Exam 2: Biological Foundations: Heredity, Prenatal Development, and Birth

The placenta

As dizygotic twins, Jewel and Bjork

The main reason for why teenage mothers tend to give birth to less healthy infants than mothers in their 20s is that the ​

The _______________ layer of the zygote forms the digestive system and lungs.

Mona has decided to have a Cesarean section rather than a vaginal delivery. While this decision will reduce some risks, it will increase the risk of

_________ occurs when an individual intentionally seeks out an environment that matches characteristics driven by his or her genes.

Just after the birth of her son Nelly, mom Kelly is informed that little Nelly's neural tube did not properly close during his prenatal development. This would mean that Nelly will be diagnosed with ​

Which statement best exemplifies the basic premise of behavioral genetics? ​

A newborn weighing less than 1500 grams (3.3 pounds)but at least 1000 grams (2.2 pounds)is classified as _______________ birth weight.

The cutoff between normal and low birth weight is about ____ pounds.

Currently, the earliest "age of viability" occurs around ____ weeks after conception.

Kirk is heterozygous for cheek dimples but is born with big dimples in both cheeks. Apparently, the allele for cheek dimples is

Describe any two genetic disorders that involve abnormal chromosomes. Be sure to both identify the exact chromosomal aberration and the impact of the aberration on development.

Monozygotic is to dizygotic as

Describe the three basic stages of childbirth in terms of time, purpose, and symptoms.

Which process can best be explained by alleles?

A doctor could best illustrate the proximodistal principle by discussing the fact that

The ____ houses the blood vessels that join the embryo and its mother.

The sac in which the embryo resides is called the ​

During prenatal development, the arm develops before the fingers. This most illustrates the ____ principle.

The Study of Human Development

Tools for Exploring the World: Physical, Perceptual, and Motor Development

The Emergence of Thought and Language: Cognitive Development in Infancy and Early Childhood

Entering the Social World: Socioemotional Development in Infancy and Early Childhood

Off to School: Cognitive and Physical Development in Middle Childhood

Expanding Social Horizons: Socioemotional Development in Middle Childhood

Rites of Passage: Physical and Cognitive Development in Adolescence

Moving Into the Adult Social World: Socioemotional Development in Adolescence

Becoming an Adult: Physical, Cognitive, and Personality Development in Young Adulthood

Being With Others: Forming Relationships in Young and Middle Adulthood

Work, Leisure, and Retirement

Making It in Midlife: the Biopsychosocial Challenges of Middle Adulthood

The Personal Context of Later Life: Physical, Cognitive, and Mental Health Issues

Social Aspects of Later Life: Psychosocial, Retirement, Relationship, and Societal Issues

The Final Passage: Dying and Bereavement

Filters

The main reason for why teenage mothers tend to give birth to less healthy infants than mothers in their 20s is that the

Just after the birth of her son Nelly, mom Kelly is informed that little Nelly's neural tube did not properly close during his prenatal development. This would mean that Nelly will be diagnosed with

Which statement best exemplifies the basic premise of behavioral genetics?

The sac in which the embryo resides is called the