Question 1

Describe how the components of a sarcomere change during contraction.

Accepted Answer

The distance between the Z dis...

Question 2

Muscular dystrophy is a sex-linked, dominant gene that primarily affects females.

Accepted Answer

A) True 
 B)False

Question 3

This type of muscle is found in large vessels leading to and from the heart.

Accepted Answer

A)   skeletal muscle
B)   smooth muscle
C)   cardiac muscleD) B) and C)
E) All of the above

Question 4

Of the three classes of muscle cells, the only one in which the nuclei lie peripherally instead of centrally is

Accepted Answer

A)   smooth.
B)   skeletal.
C)   cardiac.
D)   visceral.E) All of the above
F) A) and C)

Question 5

Contractions of these muscles are under voluntary control.

Accepted Answer

A)   skeletal muscle
B)   smooth muscle
C)   cardiac muscleD) None of the above
E) A) and B)

Question 6

The filament is composed of myosin.

Accepted Answer

The answer of The filament is composed of myosin....

Question 7

This type of muscle makes up the walls of hollow organs, such as the stomach and uterus.

Accepted Answer

A)   skeletal muscle
B)   smooth muscle
C)   cardiac muscleD) None of the above
E) All of the above

Question 8

What causes a strain or muscle pull?

Accepted Answer

A)   pain in a muscle due to any muscle disorder
B)   a tear in a muscle
C)   a sudden involuntary spasm of a muscle
D)   a tear in a tendonE) A) and C)
F) B) and C)

Question 9

is a specialized smooth endoplasmic reticulum found in muscle fibers.

Accepted Answer

Sarcoplasm...

Question 10

Sarcoplasmic reticulum lies

Accepted Answer

A)   between muscles but in myofilaments.
B)   between myofibrils but in fibers.
C)   between fibers but in myofilaments.
D)   between fascicles but outside fibers.E) A) and D)
F) A) and C)

Question 11

Figure 10.1
Use the diagram above to answer the following questions.
-This indicates an individual fascicle.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) D) and E)
G) B) and E)

Question 12

The mechanism for muscle contraction is the .

Accepted Answer

sliding fi...

Question 13

Fascicles are bundles of muscle fibers wrapped together within perimysium.

Accepted Answer

A) True 
 B)False

Question 14

List the arrangement of muscle fibers in a muscle and their connective tissue fibers.

Accepted Answer

Each muscle fiber is covered b...

Question 15

Figure 10.1
Use the diagram above to answer the following questions.
-Identify the letter that indicates the epimysium.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) A) and D)
G) A) and B)

Question 16

Within a fascicle, every muscle fiber is surrounded by the .

Accepted Answer

The answer of Within a fascicle, every muscle fiber is...

Question 17

The embryonic origin of muscle tissue is from

Accepted Answer

A)   ectoderm.
B)   mesoderm.
C)   endoderm.
D)   epidermis.E) C) and D)
F) None of the above

Question 18

Much of the natural elasticity of skeletal muscle tissue is provided by

Accepted Answer

A)   tendons.
B)   myosin.
C)   actin.
D)   connective tissue sheaths.E) A) and D)
F) A) and C)

Question 19

Of the various types of skeletal muscle fibers, the type containing the most glycogen granules is

Accepted Answer

A)   fast oxidative fibers.
B)   slow glycolytic fibers.
C)   slow oxidative fibers.
D)   fast glycolytic fibers.E) A) and C)
F) All of the above

Question 20

This type of muscle is found in the heart.

Accepted Answer

A)   skeletal muscle
B)   smooth muscle
C)   cardiac muscleD) A) and B)
E) A) and C)

Exam 10: The Muscular System: the Axial Musculature

Muscular dystrophy is a sex-linked, dominant gene that primarily affects females.

Correct AnswerverifiedShow Answer

This type of muscle is found in the heart.

Correct AnswerverifiedShow Answer

Of the three classes of muscle cells, the only one in which the nuclei lie peripherally instead of centrally is

Correct AnswerverifiedShow Answer

The mechanism for muscle contraction is the .

Correct Answerverifiedsliding fi...View AnswerShow Answer

Sarcoplasmic reticulum lies

Correct AnswerverifiedShow Answer

This type of muscle makes up the walls of hollow organs, such as the stomach and uterus.

Correct AnswerverifiedShow Answer

Describe how the components of a sarcomere change during contraction.

Correct AnswerverifiedThe distance between the Z dis...View AnswerShow Answer

Figure 10.1 Use the diagram above to answer the following questions. -This indicates an individual fascicle.

Correct AnswerverifiedShow Answer

Figure 10.1 Use the diagram above to answer the following questions. -Identify the letter that indicates the epimysium.

Correct AnswerverifiedShow Answer

Of the various types of skeletal muscle fibers, the type containing the most glycogen granules is

Correct AnswerverifiedShow Answer

Fascicles are bundles of muscle fibers wrapped together within perimysium.

Correct AnswerverifiedShow Answer

is a specialized smooth endoplasmic reticulum found in muscle fibers.

Correct AnswerverifiedSarcoplasm...View AnswerShow Answer

Much of the natural elasticity of skeletal muscle tissue is provided by

Correct AnswerverifiedShow Answer

The embryonic origin of muscle tissue is from

Correct AnswerverifiedShow Answer

List the arrangement of muscle fibers in a muscle and their connective tissue fibers.

Correct AnswerverifiedEach muscle fiber is covered b...View AnswerShow Answer

What causes a strain or muscle pull?

Correct AnswerverifiedShow Answer

Contractions of these muscles are under voluntary control.

Correct AnswerverifiedShow Answer

This type of muscle is found in large vessels leading to and from the heart.

Correct AnswerverifiedShow Answer

The filament is composed of myosin.

Correct AnswerverifiedShow Answer

Within a fascicle, every muscle fiber is surrounded by the .

Correct AnswerverifiedShow Answer

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sliding fi...
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The distance between the Z dis...
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Sarcoplasm...
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Each muscle fiber is covered b...
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