Question 1

Which disease may produce a malformed embryo if the mother develops the disease early in pregnancy?

Accepted Answer

A)  rubella (German measles) 
B)  chicken pox 
C)  red measles 
D)  hepatitis 
E)  mumps 
A)  rubella (German measles) 
B)  chicken pox 
C)  red measles 
D)  hepatitis 
E)  mumps

Question 2

At which point in a pregnancy can human chorionic gonadotropin be detected in the mother's blood?

Accepted Answer

A)  at the time of fertilization 
B)  at the time of implantation 
C)  by the first week of pregnancy 
D)  by the third week of pregnancy 
E)  by the sixth week of pregnancy 
A)  at the time of fertilization 
B)  at the time of implantation 
C)  by the first week of pregnancy 
D)  by the third week of pregnancy 
E)  by the sixth week of pregnancy

Question 3

Selecting the Exception Four of the five answers listed below are related by a common theme. Select the exception.

Accepted Answer

A)  alcohol 
B)  thalidomide 
C)  German measles 
D)  vitamins 
E)  antibiotics 
A)  alcohol 
B)  thalidomide 
C)  German measles 
D)  vitamins 
E)  antibiotics

Question 4

Muscles differentiate from which tissue?

Accepted Answer

A)  ectoderm 
B)  endoderm 
C)  mesoderm 
D)  gastroderm 
E)  morphogerm 
A)  ectoderm 
B)  endoderm 
C)  mesoderm 
D)  gastroderm 
E)  morphogerm

Question 5

The hormones that are most directly involved with the process of birth are

Accepted Answer

A)  estrogen and oxytocin. 
B)  oxytocin and prostaglandins. 
C)  oxytocin and progesterone. 
D)  prolactin and estrogen. 
E)  prostaglandin and progesterone. 
A)  estrogen and oxytocin. 
B)  oxytocin and prostaglandins. 
C)  oxytocin and progesterone. 
D)  prolactin and estrogen. 
E)  prostaglandin and progesterone.

Question 6

At what point is the fetal heartbeat first detectable with a heart monitor?

Accepted Answer

A)  during the first month of pregnancy 
B)  during the second moth of pregnancy 
C)  at the beginning of the third month of pregnancy 
D)  at the end of the first trimester 
E)  in the middle of the second trimester 
A)  during the first month of pregnancy 
B)  during the second moth of pregnancy 
C)  at the beginning of the third month of pregnancy 
D)  at the end of the first trimester 
E)  in the middle of the second trimester

Question 7

Shortly after fertilization, successive cell divisions convert the zygote into a multicellular embryo during a process known as

Accepted Answer

A)  meiosis. 
B)  parthenogenesis. 
C)  embryonic induction. 
D)  cleavage. 
E)  invagination. 
A)  meiosis. 
B)  parthenogenesis. 
C)  embryonic induction. 
D)  cleavage. 
E)  invagination.

Question 8

Selecting the Exception Four of the five answers listed below are events occurring after fertilization. Select the exception.

Accepted Answer

A)  cleavage 
B)  gametogenesis 
C)  blastula 
D)  gastrulation 
E)  organogenesis 
A)  cleavage 
B)  gametogenesis 
C)  blastula 
D)  gastrulation 
E)  organogenesis

Question 9

Somites become

Accepted Answer

A)  bones and skeletal muscles of the neck and trunk. 
B)  bones and skeletal muscles of the upper appendages. 
C)  bones and skeletal muscles of the lower appendages. 
D)  cranial cavity. 
E)  gills. 
A)  bones and skeletal muscles of the neck and trunk. 
B)  bones and skeletal muscles of the upper appendages. 
C)  bones and skeletal muscles of the lower appendages. 
D)  cranial cavity. 
E)  gills.

Question 10

In the process of cell differentiation,

Accepted Answer

A)  some daughter cells usually receive varying assortments of genes. 
B)  different genetic instructions begin to operate in different groups of cells. 
C)  cells become specialized as a result of meiosis. 
D)  daughter cells acquire different characteristics as a result of mutations that have occurred. 
E)  all of these 
A)  some daughter cells usually receive varying assortments of genes. 
B)  different genetic instructions begin to operate in different groups of cells. 
C)  cells become specialized as a result of meiosis. 
D)  daughter cells acquire different characteristics as a result of mutations that have occurred. 
E)  all of these

Question 11

Which protein has been implicated in the development of Alzheimer's disease?

Accepted Answer

A)  apolipoprotein A 
B)  apolipoprotein M 
C)  apolipoprotein G 
D)  apolipoprotein B 
E)  apolipoprotein E 
A)  apolipoprotein A 
B)  apolipoprotein M 
C)  apolipoprotein G 
D)  apolipoprotein B 
E)  apolipoprotein E

Question 12

Which of the following places the stages of human development in correct sequence?

Accepted Answer

A)  infant >>> neonate >>> child >>> pubescent >>> adolescent 
B)  neonate >>> pubescent >>> infant >>> child >>> adolescent 
C)  neonate >>> child >>> infant >>> pubescent >>> adolescent 
D)  neonate >>> infant >>> child >>> pubescent >>> adolescent 
E)  child >>> neonate >>> infant >>> pubescent >>> adolescent 
A)  infant >>> neonate >>> child >>> pubescent >>> adolescent 
B)  neonate >>> pubescent >>> infant >>> child >>> adolescent 
C)  neonate >>> child >>> infant >>> pubescent >>> adolescent 
D)  neonate >>> infant >>> child >>> pubescent >>> adolescent 
E)  child >>> neonate >>> infant >>> pubescent >>> adolescent

Question 13

Which cell type produces an enzyme that lengthens telomeres?

Accepted Answer

A)  cancer cells 
B)  red blood cells 
C)  cells in gonads that produce sperm and oocytes 
D)  both cancer cells and red blood cells 
E)  cancer cells, red blood cells, and cells in gonads that produce sperm and oocytes 
A)  cancer cells 
B)  red blood cells 
C)  cells in gonads that produce sperm and oocytes 
D)  both cancer cells and red blood cells 
E)  cancer cells, red blood cells, and cells in gonads that produce sperm and oocytes

Question 14

The procedure in which amniotic fluid is withdrawn and analyzed for fetal cell abnormalities is called

Accepted Answer

A)  chorionic villus sampling. 
B)  preimplantation diagnosis. 
C)  amniocentesis. 
D)  fetoscopy. 
E)  senescence. 
A)  chorionic villus sampling. 
B)  preimplantation diagnosis. 
C)  amniocentesis. 
D)  fetoscopy. 
E)  senescence.

Question 15

Exposure to which of the following antibiotics would cause a child to develop yellow teeth?

Accepted Answer

A)  erythromycin 
B)  tetracycline 
C)  amoxicillin 
D)  streptomycin 
E)  penicillin 
A)  erythromycin 
B)  tetracycline 
C)  amoxicillin 
D)  streptomycin 
E)  penicillin

Question 16

By age 50, the basal metabolic rate is ____ what it was in childhood.

Accepted Answer

A)  double 
B)  80 - 85% 
C)  50 - 60% 
D)  the same as 
E)  25 - 30% 
A)  double 
B)  80 - 85% 
C)  50 - 60% 
D)  the same as 
E)  25 - 30%

Question 17

The process of aging is described by the term

Accepted Answer

A)  senescence. 
B)  puberty. 
C)  neonate. 
D)  morulation. 
E)  fetalism. 
A)  senescence. 
B)  puberty. 
C)  neonate. 
D)  morulation. 
E)  fetalism.

Question 18

Fertilization leading to a viable pregnancy in mammals occurs in the

Accepted Answer

A)  ovary. 
B)  uterus. 
C)  vagina. 
D)  oviduct. 
E)  follicle. 
A)  ovary. 
B)  uterus. 
C)  vagina. 
D)  oviduct. 
E)  follicle.

Question 19

Selecting the Exception Four of the five answers listed below are produced by the same germ layer. Select the exception.

Accepted Answer

A)  nervous system 
B)  muscle system 
C)  circulatory system 
D)  reproductive system 
E)  excretory system 
A)  nervous system 
B)  muscle system 
C)  circulatory system 
D)  reproductive system 
E)  excretory system

Question 20

Which of the following is true concerning postnatal development?

Accepted Answer

A)  Infancy is defined as the first two years of life after birth. 
B)  Senescence results in increased hormone secretion. 
C)  Postnatal development occurs before birth. 
D)  In general, boys experience their pre-adolescent growth spurt later than girls. 
E)  Early childhood is a time of rapid cell division in nerve cells. 
A)  Infancy is defined as the first two years of life after birth. 
B)  Senescence results in increased hormone secretion. 
C)  Postnatal development occurs before birth. 
D)  In general, boys experience their pre-adolescent growth spurt later than girls. 
E)  Early childhood is a time of rapid cell division in nerve cells.

Exam 17: Development and Aging

Which disease may produce a malformed embryo if the mother develops the disease early in pregnancy?

At which point in a pregnancy can human chorionic gonadotropin be detected in the mother's blood?

Selecting the Exception Four of the five answers listed below are related by a common theme. Select the exception.

Muscles differentiate from which tissue?

The hormones that are most directly involved with the process of birth are

At what point is the fetal heartbeat first detectable with a heart monitor?

Shortly after fertilization, successive cell divisions convert the zygote into a multicellular embryo during a process known as

Selecting the Exception Four of the five answers listed below are events occurring after fertilization. Select the exception.

Somites become

In the process of cell differentiation,

Which protein has been implicated in the development of Alzheimer's disease?

Which of the following places the stages of human development in correct sequence?

Which cell type produces an enzyme that lengthens telomeres?

The procedure in which amniotic fluid is withdrawn and analyzed for fetal cell abnormalities is called

Exposure to which of the following antibiotics would cause a child to develop yellow teeth?

By age 50, the basal metabolic rate is ____ what it was in childhood.

The process of aging is described by the term

Fertilization leading to a viable pregnancy in mammals occurs in the

Selecting the Exception Four of the five answers listed below are produced by the same germ layer. Select the exception.

Which of the following is true concerning postnatal development?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Human Impacts on the Biosphere

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