Question 1

Match each organ system with its description.
-nervous system

Accepted Answer

A) exchanges gases with the environment 
B) coordinates body activities through the conduction of electrical impulses 
C) helps regulate internal water balance and pH 
D) provides leverage for body movements 
E) moves body parts
F)converts ingested matter into molecules and ions that can be absorbed into the body
G)covers external body surfaces and protects against injury and infection
H)returns excess fluid to the body and protects it against pathogens
I)passes on genes to the next generation
J)coordinates body activities though secretion of hormones
K)distributes water and nutrients throughout the body 
A) exchanges gases with the environment 
B) coordinates body activities through the conduction of electrical impulses 
C) helps regulate internal water balance and pH 
D) provides leverage for body movements 
E) moves body parts
F)converts ingested matter into molecules and ions that can be absorbed into the body
G)covers external body surfaces and protects against injury and infection
H)returns excess fluid to the body and protects it against pathogens
I)passes on genes to the next generation
J)coordinates body activities though secretion of hormones
K)distributes water and nutrients throughout the body

Question 2

Suppose that a person takes a medication that blocks the neurons' ability to be stimulated by a specific chemical signal. What part of the neuron is most likely being affected by the medication?

Accepted Answer

A)  the axon 
B)  the cell body 
C)  the axon terminal 
D)  the dendrites 
A)  the axon 
B)  the cell body 
C)  the axon terminal 
D)  the dendrites

Question 3

Match each organ system with its description.
-endocrine system

Accepted Answer

A) exchanges gases with the environment 
B) coordinates body activities through the conduction of electrical impulses 
C) helps regulate internal water balance and pH 
D) provides leverage for body movements 
E) moves body parts
F)converts ingested matter into molecules and ions that can be absorbed into the body
G)covers external body surfaces and protects against injury and infection
H)returns excess fluid to the body and protects it against pathogens
I)passes on genes to the next generation
J)coordinates body activities though secretion of hormones
K)distributes water and nutrients throughout the body 
A) exchanges gases with the environment 
B) coordinates body activities through the conduction of electrical impulses 
C) helps regulate internal water balance and pH 
D) provides leverage for body movements 
E) moves body parts
F)converts ingested matter into molecules and ions that can be absorbed into the body
G)covers external body surfaces and protects against injury and infection
H)returns excess fluid to the body and protects it against pathogens
I)passes on genes to the next generation
J)coordinates body activities though secretion of hormones
K)distributes water and nutrients throughout the body

Question 4

Match each organ system with its description.
-digestive system

Accepted Answer

A) exchanges gases with the environment 
B) coordinates body activities through the conduction of electrical impulses 
C) helps regulate internal water balance and pH 
D) provides leverage for body movements 
E) moves body parts
F)converts ingested matter into molecules and ions that can be absorbed into the body
G)covers external body surfaces and protects against injury and infection
H)returns excess fluid to the body and protects it against pathogens
I)passes on genes to the next generation
J)coordinates body activities though secretion of hormones
K)distributes water and nutrients throughout the body 
A) exchanges gases with the environment 
B) coordinates body activities through the conduction of electrical impulses 
C) helps regulate internal water balance and pH 
D) provides leverage for body movements 
E) moves body parts
F)converts ingested matter into molecules and ions that can be absorbed into the body
G)covers external body surfaces and protects against injury and infection
H)returns excess fluid to the body and protects it against pathogens
I)passes on genes to the next generation
J)coordinates body activities though secretion of hormones
K)distributes water and nutrients throughout the body

Question 5

In which tissues is the presence of cilia a common feature?

Accepted Answer

A)  in some muscle tissues 
B)  in some epithelial tissues 
C)  in some nervous tissues 
D)  in some connective tissues 
A)  in some muscle tissues 
B)  in some epithelial tissues 
C)  in some nervous tissues 
D)  in some connective tissues

Question 6

Suppose you are sweating in response to elevated temperature. What is this an example of?

Accepted Answer

A)  a stimulus of negative feedback 
B)  an integrator of negative feedback 
C)  an effector of negative feedback 
D)  a response of negative feedback 
A)  a stimulus of negative feedback 
B)  an integrator of negative feedback 
C)  an effector of negative feedback 
D)  a response of negative feedback

Question 7

Figure 38-2  
-In Figure 38-2, how would you identify negative feedback component D?

Accepted Answer

A)  as an integrator 
B)  as an effector 
C)  as a stimulus 
D)  as a response 
A)  as an integrator 
B)  as an effector 
C)  as a stimulus 
D)  as a response

Question 8

What component of a negative feedback mechanism does the brain or spinal cord represent?

Accepted Answer

A)  an integrator 
B)  a response 
C)  a stimulus 
D)  an effector 
A)  an integrator 
B)  a response 
C)  a stimulus 
D)  an effector

Question 9

Which levels of organization are correctly arranged from smallest to largest?

Accepted Answer

A)  organ system, tissue, organ 
B)  tissue, organ system, organ 
C)  tissue, organ, organ system 
D)  organ system, organ, tissue 
A)  organ system, tissue, organ 
B)  tissue, organ system, organ 
C)  tissue, organ, organ system 
D)  organ system, organ, tissue

Question 10

Which of the following terms refers to the maintenance of the body's internal environment at relatively constant levels?

Accepted Answer

A)  feedback 
B)  homeostasis 
C)  natural selection 
D)  physiology 
A)  feedback 
B)  homeostasis 
C)  natural selection 
D)  physiology

Question 11

Which component of a negative feedback mechanism is responsible for producing the result that counteracts the original environmental change away from homeostasis?

Accepted Answer

A)  an integrator 
B)  a sensor 
C)  an effector 
D)  a stimulus 
A)  an integrator 
B)  a sensor 
C)  an effector 
D)  a stimulus

Question 12

Which tissue has contractile cells that are joined by intercalated disks, allowing it to contract as a unit?

Accepted Answer

A)  cardiac muscle 
B)  cartilage 
C)  smooth muscle 
D)  skeletal muscle 
A)  cardiac muscle 
B)  cartilage 
C)  smooth muscle 
D)  skeletal muscle

Question 13

Match each tissue with its description.
-nervous tissue

Accepted Answer

A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs 
A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs

Question 14

Match each tissue with its description.
-adipose tissue

Accepted Answer

A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs 
A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs

Question 15

Which tissue is striated and can rapidly contract, producing voluntary movements?

Accepted Answer

A)  bone tissue 
B)  cardiac muscle 
C)  skeletal muscle 
D)  smooth muscle 
A)  bone tissue 
B)  cardiac muscle 
C)  skeletal muscle 
D)  smooth muscle

Question 16

Which of the following is a result of a positive feedback?

Accepted Answer

A)  childbirth 
B)  temperature regulation 
C)  blood pH regulation 
D)  blood oxygen regulation 
A)  childbirth 
B)  temperature regulation 
C)  blood pH regulation 
D)  blood oxygen regulation

Question 17

Match each tissue with its description.
-cardiac muscle

Accepted Answer

A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs 
A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs

Question 18

Match each tissue with its description.
-columnar epithelium

Accepted Answer

A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs 
A) wraps around internal organs, providing a lubricated surface 
B) cushions organs and stores surplus energy 
C) transports respiratory gases throughout the body 
D) flattened cells that are optimal for diffusion 
E) withstands tension produced by muscles that are attached
F)composed of chondrocytes and collagen embedded in an elastic matrix
G)controls body systems by conducting electrical impulses
H)found exclusively in the heart
I)lines the gut and respiratory tract
J)produces involuntary movements associated with tubular organs

Question 19

Figure 38-1  
-In the diagram of a neuron in Figure 38-1, what is part D?

Accepted Answer

A)  the dendrites 
B)  the glial cell 
C)  the axon 
D)  the axon terminals 
A)  the dendrites 
B)  the glial cell 
C)  the axon 
D)  the axon terminals

Question 20

Which of the following is a component of bone?

Accepted Answer

A)  plasma 
B)  platelets 
C)  osteocytes 
D)  leukocytes 
A)  plasma 
B)  platelets 
C)  osteocytes 
D)  leukocytes

Exam 38: Introduction to Animal Organization and Physiology

Match each organ system with its description. -nervous system

Suppose that a person takes a medication that blocks the neurons' ability to be stimulated by a specific chemical signal. What part of the neuron is most likely being affected by the medication?

Match each organ system with its description. -endocrine system

Match each organ system with its description. -digestive system

In which tissues is the presence of cilia a common feature?

Suppose you are sweating in response to elevated temperature. What is this an example of?

Figure 38-2 -In Figure 38-2, how would you identify negative feedback component D?

What component of a negative feedback mechanism does the brain or spinal cord represent?

Which levels of organization are correctly arranged from smallest to largest?

Which of the following terms refers to the maintenance of the body's internal environment at relatively constant levels?

Which component of a negative feedback mechanism is responsible for producing the result that counteracts the original environmental change away from homeostasis?

Which tissue has contractile cells that are joined by intercalated disks, allowing it to contract as a unit?

Match each tissue with its description. -nervous tissue

Match each tissue with its description. -adipose tissue

Which tissue is striated and can rapidly contract, producing voluntary movements?

Which of the following is a result of a positive feedback?

Match each tissue with its description. -cardiac muscle

Match each tissue with its description. -columnar epithelium

Figure 38-1 -In the diagram of a neuron in Figure 38-1, what is part D?

Which of the following is a component of bone?

Light and Life

The Cell: an Overview

Energy and Enzymes

Cell Membranes and Signaling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

The Chromosomal Basis of Mendelian Inheritance

Genetic Linkage, Sex-Linkage, and Other Non-Mendelian Inheritance Mechanisms

DNA Structure, Replication, and Repair

Gene Structure Expression, and Mutation

Regulation of Gene Expression

Dna Technologies

Genomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Speciation and Macroevolution

Systematics and Phylogenetics: Revealing the Tree of Life

Humans and Evolution

Defining Life and Its Origins

Viruses, Viroids, and Prions: Infectious Biological Particles

Bacteria and Archaea

Protists

Fungi

Plants

Animals

Conservation of Biodiversity

Population Ecology

Species Interactions and Community Ecology

Ecosystems

Animal Behaviour

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Animal Nutrition

Gas Exchange: the Respiratory System

Internal Transport: the Circulatory System

Regulation of the Internal Environment: Water, Solutes, and Temperature

Control of Animal Processes: Endocrine Control

Animal Reproduction

Control of Animal Processes: Neural Control

Muscles, Skeletons, and Body Movements

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