Question 1

Brianna goes to a doctor who specializes in identifying genetic flaws to help prevent the risk of abnormalities. This doctor is called

Accepted Answer

A)  a genealogist. 
B)  a genetic counselor. 
C)  a chromosomal advisor. 
D)  a physiologist. 
A)  a genealogist. 
B)  a genetic counselor. 
C)  a chromosomal advisor. 
D)  a physiologist. B

Question 2

The embryo's ________ develops into the digestive and respiratory systems.

Accepted Answer

A)  ectoderm 
B)  endoderm 
C)  trophoblast 
D)  mesoderm 
A)  ectoderm 
B)  endoderm 
C)  trophoblast 
D)  mesoderm B

Question 3

________ refers to the attachment of the zygote to the uterine wall.

Accepted Answer

A)  Implantation 
B)  Conception 
C)  Fertilization 
D)  Involution 
A)  Implantation 
B)  Conception 
C)  Fertilization 
D)  Involution A

Question 4

Voletta is at the stage of pregnancy where the zygote has attached itself to the uterine wall. This scenario indicates the ________ stage of prenatal development.

Accepted Answer

A)  embryonic 
B)  postpartum 
C)  germinal 
D)  fetal 
A)  embryonic 
B)  postpartum 
C)  germinal 
D)  fetal

Question 5

Tara has just entered the fetal period. Therefore, it has been ________ months since conception.

Accepted Answer

A)  two 
B)  three 
C)  four 
D)  five 
A)  two 
B)  three 
C)  four 
D)  five

Question 6

Which of the following is the correct sequence of the periods of prenatal development?

Accepted Answer

A)  fertile; embryonic; postterm 
B)  preterm; germinal; postterm 
C)  gestational; germinal; postnatal 
D)  germinal; embryonic; fetal 
A)  fertile; embryonic; postterm 
B)  preterm; germinal; postterm 
C)  gestational; germinal; postnatal 
D)  germinal; embryonic; fetal

Question 7

A recessive gene exerts its influence only if both genes of a pair are

Accepted Answer

A)  recessive. 
B)  complementary. 
C)  conditional lethals. 
D)  dominant. 
A)  recessive. 
B)  complementary. 
C)  conditional lethals. 
D)  dominant.

Question 8

Sasha's 23rd chromosome pair contains two X chromosomes. This indicates that Sasha

Accepted Answer

A)  has Down syndrome. 
B)  has fragile X syndrome. 
C)  is a female. 
D)  is a male. 
A)  has Down syndrome. 
B)  has fragile X syndrome. 
C)  is a female. 
D)  is a male.

Question 9

The germinal period of development takes place in the ________ after conception.

Accepted Answer

A)  first two weeks 
B)  first two months 
C)  first three months 
D)  first seven weeks 
A)  first two weeks 
B)  first two months 
C)  first three months 
D)  first seven weeks

Question 10

Tadi lives in a community where women generally keep preterm babies close for skin-to-skin contact. This is called ________ in the U.S.

Accepted Answer

The answer of Tadi lives in a community where women...

Question 11

"Teratogen" comes from the Greek word "tera," which means ________.

Accepted Answer

A)  deformed 
B)  monster 
C)  earth 
D)  evil 
A)  deformed 
B)  monster 
C)  earth 
D)  evil

Question 12

Jessica is a 25-year-old woman who often drinks alcohol. Now that she is pregnant, her doctor has advised her to avoid alcohol as it has been proven to cause abnormalities in the offspring. According to recent research, which of the following is a known abnormality?

Accepted Answer

A)  lower birth weight 
B)  withdrawal symptoms 
C)  lower quality of reflexes at one month of age 
D)  facial deformities 
A)  lower birth weight 
B)  withdrawal symptoms 
C)  lower quality of reflexes at one month of age 
D)  facial deformities

Question 13

Zia is pregnant and has a disease that, if untreated, may result in eye and skin lesions in her baby. Which of the following diseases does Zia have?

Accepted Answer

A)  genital warts 
B)  syphilis 
C)  rubella 
D)  hepatitis C 
A)  genital warts 
B)  syphilis 
C)  rubella 
D)  hepatitis C

Question 14

Juan-Carlos was born full term but was underweight for his gestational age. He would be considered

Accepted Answer

A)  preterm. 
B)  premature. 
C)  normal. 
D)  small for date. 
A)  preterm. 
B)  premature. 
C)  normal. 
D)  small for date.

Question 15

Jason, a 4-year-old, has an intellectual disability and has shorter limbs than other children his age. His pediatrician observes that Jason has a protruding tongue and an extra fold of skin over his eyelids. Jason's mother informs the pediatrician that she was 30 at the time of Jason's birth and that he was born with a flat skull. From this information, the pediatrician will most likely diagnose Jason with

Accepted Answer

A)  Turner syndrome. 
B)  Klinefelter syndrome. 
C)  Down syndrome. 
D)  XYY syndrome. 
A)  Turner syndrome. 
B)  Klinefelter syndrome. 
C)  Down syndrome. 
D)  XYY syndrome.

Question 16

A cell that contains 23 pairs of chromosomes divides by mitosis to form two new cells. How many pairs of chromosomes does each new cell contain?

Accepted Answer

A)  12 
B)  23 
C)  6 
D)  48 
A)  12 
B)  23 
C)  6 
D)  48

Question 17

Which of the following statements is true of the layers of cells of an embryo?

Accepted Answer

A)  The mesoderm develops into the nervous system and brain, sensory receptors, and skin parts. 
B)  The ectoderm primarily produces surface parts. 
C)  The endoderm is composed of the mesoderm and the ectoderm. 
D)  The mesoderm primarily produces internal body parts and sensory receptors. 
A)  The mesoderm develops into the nervous system and brain, sensory receptors, and skin parts. 
B)  The ectoderm primarily produces surface parts. 
C)  The endoderm is composed of the mesoderm and the ectoderm. 
D)  The mesoderm primarily produces internal body parts and sensory receptors.

Question 18

The attachment of the blastocyst to the uterine wall begins the ________ period of prenatal development.

Accepted Answer

A)  germinal 
B)  embryonic 
C)  fetal 
D)  zygotic 
A)  germinal 
B)  embryonic 
C)  fetal 
D)  zygotic

Question 19

Sandra excels in reading and spelling but struggles with mathematics. She is shorter than her peers and has a webbed neck. Her doctor has determined that she has one X chromosome missing. Sandra most likely has

Accepted Answer

A)  XYY syndrome. 
B)  Fragile X syndrome. 
C)  Turner syndrome. 
D)  XXO syndrome. 
A)  XYY syndrome. 
B)  Fragile X syndrome. 
C)  Turner syndrome. 
D)  XXO syndrome.

Question 20

Which of the following statements is true of the birth process?

Accepted Answer

A)  The birth process occurs in three stages. 
B)  The final stage terminates when the baby completely emerges from the mother's body. 
C)  Afterbirth is the second stage of the birth process. 
D)  The final stage is the longest stage lasting approximately 45 minutes. 
A)  The birth process occurs in three stages. 
B)  The final stage terminates when the baby completely emerges from the mother's body. 
C)  Afterbirth is the second stage of the birth process. 
D)  The final stage is the longest stage lasting approximately 45 minutes.

Brianna goes to a doctor who specializes in identifying genetic flaws to help prevent the risk of abnormalities. This doctor is called

The embryo's ________ develops into the digestive and respiratory systems.

________ refers to the attachment of the zygote to the uterine wall.

Voletta is at the stage of pregnancy where the zygote has attached itself to the uterine wall. This scenario indicates the ________ stage of prenatal development.

Tara has just entered the fetal period. Therefore, it has been ________ months since conception.

Which of the following is the correct sequence of the periods of prenatal development?

A recessive gene exerts its influence only if both genes of a pair are

Sasha's 23rd chromosome pair contains two X chromosomes. This indicates that Sasha

The germinal period of development takes place in the ________ after conception.

Tadi lives in a community where women generally keep preterm babies close for skin-to-skin contact. This is called ________ in the U.S.

"Teratogen" comes from the Greek word "tera," which means ________.

Jessica is a 25-year-old woman who often drinks alcohol. Now that she is pregnant, her doctor has advised her to avoid alcohol as it has been proven to cause abnormalities in the offspring. According to recent research, which of the following is a known abnormality?

Zia is pregnant and has a disease that, if untreated, may result in eye and skin lesions in her baby. Which of the following diseases does Zia have?

Juan-Carlos was born full term but was underweight for his gestational age. He would be considered

A cell that contains 23 pairs of chromosomes divides by mitosis to form two new cells. How many pairs of chromosomes does each new cell contain?

Which of the following statements is true of the layers of cells of an embryo?

The attachment of the blastocyst to the uterine wall begins the ________ period of prenatal development.

Sandra excels in reading and spelling but struggles with mathematics. She is shorter than her peers and has a webbed neck. Her doctor has determined that she has one X chromosome missing. Sandra most likely has

Which of the following statements is true of the birth process?

Introduction

Physical and Cognitive Dvelopment in Infancy

Socioemotional Development in Infancy

Physical and Cognitive Development in Early Childhood

Socioemotional Development in Early Childhood

Physical and Cognitive Development in Middle and Late Childhood

Socioemotional Development in Middle and Late Childhood

Physical and Cognitive Development in Adolescence

Socioemotional Development in Adolescence

Physical and Cognitive Development in Early Adulthood

Socioemotional Development in Early Adulthood

Physical and Cognitive Development in Middle Adulthood

Socioemotional Development in Middle Adulthood

Physical and Cognitive Development in Late Adulthood

Socioemotional Development in Late Adulthood

Death, Dying, and Grieving

Filters

Exam 2: Biological Beginnings

Brianna goes to a doctor who specializes in identifying genetic flaws to help prevent the risk of abnormalities. This doctor is called

The embryo's ________ develops into the digestive and respiratory systems.

________ refers to the attachment of the zygote to the uterine wall.

Voletta is at the stage of pregnancy where the zygote has attached itself to the uterine wall. This scenario indicates the ________ stage of prenatal development.

Tara has just entered the fetal period. Therefore, it has been ________ months since conception.

Which of the following is the correct sequence of the periods of prenatal development?

A recessive gene exerts its influence only if both genes of a pair are

Sasha's 23rd chromosome pair contains two X chromosomes. This indicates that Sasha

The germinal period of development takes place in the ________ after conception.

Tadi lives in a community where women generally keep preterm babies close for skin-to-skin contact. This is called ________ in the U.S.

"Teratogen" comes from the Greek word "tera," which means ________.

Jessica is a 25-year-old woman who often drinks alcohol. Now that she is pregnant, her doctor has advised her to avoid alcohol as it has been proven to cause abnormalities in the offspring. According to recent research, which of the following is a known abnormality?

Zia is pregnant and has a disease that, if untreated, may result in eye and skin lesions in her baby. Which of the following diseases does Zia have?

Juan-Carlos was born full term but was underweight for his gestational age. He would be considered

A cell that contains 23 pairs of chromosomes divides by mitosis to form two new cells. How many pairs of chromosomes does each new cell contain?

Which of the following statements is true of the layers of cells of an embryo?

The attachment of the blastocyst to the uterine wall begins the ________ period of prenatal development.

Sandra excels in reading and spelling but struggles with mathematics. She is shorter than her peers and has a webbed neck. Her doctor has determined that she has one X chromosome missing. Sandra most likely has

Which of the following statements is true of the birth process?

Introduction

Physical and Cognitive Dvelopment in Infancy

Socioemotional Development in Infancy

Physical and Cognitive Development in Early Childhood

Socioemotional Development in Early Childhood

Physical and Cognitive Development in Middle and Late Childhood

Socioemotional Development in Middle and Late Childhood

Physical and Cognitive Development in Adolescence

Socioemotional Development in Adolescence

Physical and Cognitive Development in Early Adulthood

Socioemotional Development in Early Adulthood

Physical and Cognitive Development in Middle Adulthood

Socioemotional Development in Middle Adulthood

Physical and Cognitive Development in Late Adulthood

Socioemotional Development in Late Adulthood

Death, Dying, and Grieving

Filters