Question 1

Which of the following conditions is an inherited sex-linked trait?

Accepted Answer

A) Huntington's disease 
B) diabetes insipidus 
C) cystic fibrosis 
D) red/green color blindness 
E) PKU 
A) Huntington's disease 
B) diabetes insipidus 
C) cystic fibrosis 
D) red/green color blindness 
E) PKU D

Question 2

Which of the developmental stages shown in the diagram is a blastocyst?

Accepted Answer

A) C only 
B) D only 
C) E only 
D) C and D 
E) D and E 
A) C only 
B) D only 
C) E only 
D) C and D 
E) D and E E

Question 3

Embryology refers to the study of development from the fertilized egg through the _____ week of pregnancy.

Accepted Answer

A) second 
B) fifth 
C) eighth 
D) ninth 
E) tenth 
A) second 
B) fifth 
C) eighth 
D) ninth 
E) tenth C

Question 4

Monozygotic twins develop from a single fertilized ovum.

Accepted Answer

A) True 
 B)False

Question 5

The structures labeled A on both diagrams are called

Accepted Answer

A) amniotic cavities 
B) chorionic villi 
C) decidua basilus 
D) intervillous spaces 
E) yolk sac vestiges 
A) amniotic cavities 
B) chorionic villi 
C) decidua basilus 
D) intervillous spaces 
E) yolk sac vestiges

Question 6

Which of the following statements accurately describe in vitro fertilization?

Accepted Answer

A) A woman is artificially inseminated with her husband's semen. 
B) The husband's semen is used to artificially inseminate a secondary oocyte donor. 
C) Fertilization of the oocyte by the sperm takes place in a laboratory dish. 
D) A woman is treated with FSH and is then artificially inseminated with donated semen. 
E) All of these answer selections describe aspects of in vitro fertilization. 
A) A woman is artificially inseminated with her husband's semen. 
B) The husband's semen is used to artificially inseminate a secondary oocyte donor. 
C) Fertilization of the oocyte by the sperm takes place in a laboratory dish. 
D) A woman is treated with FSH and is then artificially inseminated with donated semen. 
E) All of these answer selections describe aspects of in vitro fertilization.

Question 7

Describe the three stages of true labor.

Accepted Answer

1. The stage of dilation is the time fro

Question 8

Before a sperm cell can fertilize an ovum, it has to undergo _____, which is a process involving a series of functional changes that occur inside the female reproductive tract.

Accepted Answer

A) capacitation 
B) cleavage 
C) somatic cell division 
D) attenuation 
E) maturation 
A) capacitation 
B) cleavage 
C) somatic cell division 
D) attenuation 
E) maturation

Question 9

The spinal cord and brain develop from the neural tube.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following embryonic membranes forms the fetal portion of the placenta?

Accepted Answer

A) endoderm 
B) chorion 
C) mesenchyme 
D) allantois 
E) amnion 
A) endoderm 
B) chorion 
C) mesenchyme 
D) allantois 
E) amnion

Question 11

The term neonatal period refers to the first ___ days after birth.

Accepted Answer

A) 40 
B) 28 
C) 36 
D) 12 
E) 8 
A) 40 
B) 28 
C) 36 
D) 12 
E) 8

Question 12

Which of the following is the correct order of developmental stages?

Accepted Answer

A) zygote - morula - blastocyst - embryo - fetus - neonate 
B) neonate - zygote - morula - blastocyst - embryo - fetus 
C) zygote - blastocyst - morula - embryo - fetus - neonate 
D) morula - zygote - blastocyst - embryo - fetus - neonate 
E) zygote - morula - blastocyst - fetus - embryo - neonate 
A) zygote - morula - blastocyst - embryo - fetus - neonate 
B) neonate - zygote - morula - blastocyst - embryo - fetus 
C) zygote - blastocyst - morula - embryo - fetus - neonate 
D) morula - zygote - blastocyst - embryo - fetus - neonate 
E) zygote - morula - blastocyst - fetus - embryo - neonate

Question 13

A recessive genetic condition that results from the lack of a functional enzyme for the conversion of phenylalanine into tyrosine is called

Accepted Answer

A) PKU 
B) diabetes insipidus 
C) Huntington's disease 
D) hemophilia 
E) sickle cell anemia 
A) PKU 
B) diabetes insipidus 
C) Huntington's disease 
D) hemophilia 
E) sickle cell anemia

Question 14

By the beginning of the _____, the placenta consists of two distinct parts including a fetal portion of chorionic villi and a maternal portion formed by the endometrium.

Accepted Answer

A) fourth week 
B) eighth week 
C) twelfth week 
D) second week 
E) first week 
A) fourth week 
B) eighth week 
C) twelfth week 
D) second week 
E) first week

Question 15

Genes that control the same inherited trait and occupy the same position on homologous chromosomes are called

Accepted Answer

A) autosomes 
B) alleles 
C) dominant 
D) recessive 
E) homologs 
A) autosomes 
B) alleles 
C) dominant 
D) recessive 
E) homologs

Question 16

If separation of monozygotic twins does not occur until after the first week of development, conjoined twins are likely to be produced.

Accepted Answer

A) True 
 B)False

Question 17

The regulatory chemical found in high quantities in breast milk that helps inhibit GI tract inflammation in the newborn is

Accepted Answer

A) interleukin-10 
B) IgA 
C) fibronectin 
D) bifidus factor 
E) retinoic acid 
A) interleukin-10 
B) IgA 
C) fibronectin 
D) bifidus factor 
E) retinoic acid

Question 18

Unspecialized cells that have the ability to continue dividing for long periods of time and eventually become specialized cells are called

Accepted Answer

A) trophoblasts 
B) stem cells 
C) inner mass cells 
D) differentiated cells 
E) prenatal cells 
A) trophoblasts 
B) stem cells 
C) inner mass cells 
D) differentiated cells 
E) prenatal cells

Question 19

Alcohol in maternal blood does not cross the placenta into the fetal circulation.

Accepted Answer

A) True 
 B)False

Question 20

Some types of sudden movements during exercise are difficult for pregnant women because the hormone called _____ causes certain joints, like the pubic symphysis, to become less stable.

Accepted Answer

A) inhibin 
B) progesterone 
C) relaxin 
D) placental lactogen 
E) chorionic gonadotropin 
A) inhibin 
B) progesterone 
C) relaxin 
D) placental lactogen 
E) chorionic gonadotropin

Exam 24: Development and Inheritance

Which of the following conditions is an inherited sex-linked trait?

Which of the developmental stages shown in the diagram is a blastocyst?

Embryology refers to the study of development from the fertilized egg through the _____ week of pregnancy.

Monozygotic twins develop from a single fertilized ovum.

The structures labeled A on both diagrams are called

Which of the following statements accurately describe in vitro fertilization?

Describe the three stages of true labor.

Before a sperm cell can fertilize an ovum, it has to undergo _____, which is a process involving a series of functional changes that occur inside the female reproductive tract.

The spinal cord and brain develop from the neural tube.

Which of the following embryonic membranes forms the fetal portion of the placenta?

The term neonatal period refers to the first ___ days after birth.

Which of the following is the correct order of developmental stages?

A recessive genetic condition that results from the lack of a functional enzyme for the conversion of phenylalanine into tyrosine is called

By the beginning of the _____, the placenta consists of two distinct parts including a fetal portion of chorionic villi and a maternal portion formed by the endometrium.

Genes that control the same inherited trait and occupy the same position on homologous chromosomes are called

If separation of monozygotic twins does not occur until after the first week of development, conjoined twins are likely to be produced.

The regulatory chemical found in high quantities in breast milk that helps inhibit GI tract inflammation in the newborn is

Unspecialized cells that have the ability to continue dividing for long periods of time and eventually become specialized cells are called

Alcohol in maternal blood does not cross the placenta into the fetal circulation.

Some types of sudden movements during exercise are difficult for pregnant women because the hormone called _____ causes certain joints, like the pubic symphysis, to become less stable.

Organization of the Human Body

Introductory Chemistry

Cells

Tissues

The Integumentary System

The Skeletal System

Joints

The Muscular System

Nervous Tissue

Central Nervous System, Spinal Nerves, and Cranial Nerves

Autonomic Nervous System

Somatic Senses and Special Sense

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive Systems

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