Question 1

Which of the following is not a chief effect of progesterone?

Accepted Answer

A)  increased uterine blood flow 
B)  relaxation of smooth muscle 
C)  reduced uterine motility 
D)  reduced maternal immune response to fetus 
E)  low blood pressure 
A)  increased uterine blood flow 
B)  relaxation of smooth muscle 
C)  reduced uterine motility 
D)  reduced maternal immune response to fetus 
E)  low blood pressure A

Question 2

Which of the following would be considered a poor health practice for a woman planning to get pregnant or already pregnant?

Accepted Answer

A)  updating all vaccinations 
B)  treating all sexually transmitted diseases 
C)  obtaining more folic acid 
D)  eating enough to feed two people 
E)  moderate exercise 
A)  updating all vaccinations 
B)  treating all sexually transmitted diseases 
C)  obtaining more folic acid 
D)  eating enough to feed two people 
E)  moderate exercise D

Question 3

The names of the extraembryonic membranes are derived from their function in animals that produce shelled eggs.

Accepted Answer

A) True 
 B)False  True

Question 4

Embryonic development begins with

Accepted Answer

A)  fertilization. 
B)  the first cell division. 
C)  the development of the blastocyst. 
D)  implantation. 
E)  gastrulation. 
A)  fertilization. 
B)  the first cell division. 
C)  the development of the blastocyst. 
D)  implantation. 
E)  gastrulation.

Question 5

When cells take on specific structure and function, this is called

Accepted Answer

A)  cleavage. 
B)  growth. 
C)  morphogenesis. 
D)  differentiation. 
E)  fertilization. 
A)  cleavage. 
B)  growth. 
C)  morphogenesis. 
D)  differentiation. 
E)  fertilization.

Question 6

Which of the following problems is not associated with pregnancy?

Accepted Answer

A)  lordosis 
B)  lower back pain 
C)  gastrointestinal reflux 
D)  incontinence 
E)  impotence 
A)  lordosis 
B)  lower back pain 
C)  gastrointestinal reflux 
D)  incontinence 
E)  impotence

Question 7

During fertilization, several sperm penetrate the corona radiata.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following skin changes is not associated with growing older?

Accepted Answer

A)  Pigmented blotches appear on the skin. 
B)  There is less adipose tissue in the subcutaneous layer. 
C)  The number of elastic fibers decreases. 
D)  There is an increase in the number of oil glands. 
E)  There are fewer sweat glands for sweating to occur. 
A)  Pigmented blotches appear on the skin. 
B)  There is less adipose tissue in the subcutaneous layer. 
C)  The number of elastic fibers decreases. 
D)  There is an increase in the number of oil glands. 
E)  There are fewer sweat glands for sweating to occur.

Question 9

The white, greasy, cheeselike substance that covers the skin is called

Accepted Answer

A)  lanugo. 
B)  fontanels. 
C)  vernix caseosa. 
D)  foramen ovale. 
E)  ductus arteriosus. 
A)  lanugo. 
B)  fontanels. 
C)  vernix caseosa. 
D)  foramen ovale. 
E)  ductus arteriosus.

Question 10

At the end of the embryonic period, the embryo is about 12 inches long.

Accepted Answer

A) True 
 B)False

Question 11

The amnion is to the amniotic fluid as the allantois is to the

Accepted Answer

A)  blood cell precursors. 
B)  chorionic villi. 
C)  umbilical blood vessels. 
D)  amniotic cavity. 
E)  yolk. 
A)  blood cell precursors. 
B)  chorionic villi. 
C)  umbilical blood vessels. 
D)  amniotic cavity. 
E)  yolk.

Question 12

The adhering follicular cells that surround the egg are called the

Accepted Answer

A)  pronuclei. 
B)  zona pellucida. 
C)  corona radiata. 
D)  cortical granule cells. 
E)  outer cell mass. 
A)  pronuclei. 
B)  zona pellucida. 
C)  corona radiata. 
D)  cortical granule cells. 
E)  outer cell mass.

Question 13

Which of the following is involved in the prevention of polyspermy?

Accepted Answer

A)  acrosome of the sperm 
B)  depolarization of the egg's plasma membrane 
C)  fusion of the sperm and egg nucleus 
D)  changes within the corona radiata 
E)  the number of chromosomes contained within the sperm 
A)  acrosome of the sperm 
B)  depolarization of the egg's plasma membrane 
C)  fusion of the sperm and egg nucleus 
D)  changes within the corona radiata 
E)  the number of chromosomes contained within the sperm

Question 14

The nervous system is to the ectoderm as the skeleton is to the

Accepted Answer

A)  mesoderm. 
B)  endoderm. 
C)  chorion. 
D)  allantois. 
E)  blastula. 
A)  mesoderm. 
B)  endoderm. 
C)  chorion. 
D)  allantois. 
E)  blastula.

Question 15

Development ceases at birth.

Accepted Answer

A) True 
 B)False

Question 16

When does the heart begin to develop?

Accepted Answer

A)  one week 
B)  three weeks 
C)  five weeks 
D)  seven weeks 
E)  nine weeks 
A)  one week 
B)  three weeks 
C)  five weeks 
D)  seven weeks 
E)  nine weeks

Question 17

Which of the following is not derived from the endoderm?

Accepted Answer

A)  epithelial lining of digestive tract 
B)  epithelial lining of respiratory tract 
C)  glands of the digestive tract 
D)  lining of the urinary bladder 
E)  urinary system 
A)  epithelial lining of digestive tract 
B)  epithelial lining of respiratory tract 
C)  glands of the digestive tract 
D)  lining of the urinary bladder 
E)  urinary system

Question 18

The nervous system develops enough to permit reflex actions during which period of development?

Accepted Answer

A)  pre-embryonic 
B)  embryonic, weeks 6 - 8 
C)  fetal, months 3 - 4 
D)  embryonic, weeks 2 - 3 
E)  embryonic, weeks 4 - 5 
A)  pre-embryonic 
B)  embryonic, weeks 6 - 8 
C)  fetal, months 3 - 4 
D)  embryonic, weeks 2 - 3 
E)  embryonic, weeks 4 - 5

Question 19

Describe what occurs during cleavage, growth, morphogenesis, and differentiation.

Accepted Answer

CLEAVAGE IS THE DIVISION OF THE ZYGOTE F

Question 20

If Dan lives longer than his father did because Dan takes better care of himself than his father did, this supports which theory of aging?

Accepted Answer

A)  genetic in origin 
B)  whole-body process 
C)  extrinsic factors 
D)  influence of telomeres 
E)  influence of hormones 
A)  genetic in origin 
B)  whole-body process 
C)  extrinsic factors 
D)  influence of telomeres 
E)  influence of hormones

Exam 17: Human Development and Aging

Which of the following is not a chief effect of progesterone?

Which of the following would be considered a poor health practice for a woman planning to get pregnant or already pregnant?

The names of the extraembryonic membranes are derived from their function in animals that produce shelled eggs.

Embryonic development begins with

When cells take on specific structure and function, this is called

Which of the following problems is not associated with pregnancy?

During fertilization, several sperm penetrate the corona radiata.

Which of the following skin changes is not associated with growing older?

The white, greasy, cheeselike substance that covers the skin is called

At the end of the embryonic period, the embryo is about 12 inches long.

The amnion is to the amniotic fluid as the allantois is to the

The adhering follicular cells that surround the egg are called the

Which of the following is involved in the prevention of polyspermy?

The nervous system is to the ectoderm as the skeleton is to the

Development ceases at birth.

When does the heart begin to develop?

Which of the following is not derived from the endoderm?

The nervous system develops enough to permit reflex actions during which period of development?

Describe what occurs during cleavage, growth, morphogenesis, and differentiation.

If Dan lives longer than his father did because Dan takes better care of himself than his father did, this supports which theory of aging?

Exploring Life and Science

Chemistry of Life

Cell Structure and Function

Organization and Regulation of Body Systems

Cardiovascular System: Heart and Blood Vessels

Cardiovascular System: Blood

The Lymphatic and Immune Systems

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

DNA Biology and Technology

Human Evolution

Global Ecology and Human Interferences

Human Population, Planetary Resources, and Conservation

Infectious Diseases Supplement

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