Question 1

Match each term with its corresponding definition or description.
-Movement that points the toes

Accepted Answer

A)  Flexion
B)  Extension
C)  Abduction
D)  Adduction
E)  SupinationF) PronationG) RotationH) Plantar flexionI) DorsiflexionJ) C) and G)
K) E) and I)

Question 2

Match each muscle to its corresponding location or description.
-Group of muscles that includes the biceps femoris

Accepted Answer

A)  External oblique
B)  Gastrocnemius
C)  Quadriceps
D)  Intercostal muscles
E)  Tibialis anteriorF) Hamstring musclesG) Gluteus maximusH) Rectus abdominisI) G) and H)
J) D) and G)

Question 3

Explain how intercalated disks allow the heart to contract more efficiently.

Accepted Answer

Intercalated disks are specialized struc...

Question 4

Muscular dystrophy is a muscle disorder caused by a viral infection.

Accepted Answer

A) True 
 B)False

Question 5

In an isotonic contraction, the bone of origin moves toward the bone of insertion.

Accepted Answer

A) True 
 B)False

Question 6

What type of muscle contraction occurs when someone lifts a book off a desk?

Accepted Answer

A)   Isometric
B)   Twitch
C)   Isotonic
D)   Both A and BE) All of the above
F) A) and C)

Question 7

Match each muscle with its corresponding description or location.
-Muscle on the back of the upper arm that is responsible for elbow extension

Accepted Answer

A)  Triceps brachii
B)  Pectoralis major
C)  Masseter
D)  Sternocleidomastoid
E)  ZygomaticusF) DeltoidG) Biceps brachiiH) Latissimus dorsiI) D) and H)
J) C) and H)

Question 8

A muscle can be a prime mover or an antagonist, depending on the movement of the joint.

Accepted Answer

A) True 
 B)False

Question 9

When a person picks up a 5-pound weight, muscle cells contract less forcefully than when a person picks up a 20-pound weight.

Accepted Answer

A) True 
 B)False  False

Question 10

Match each term with its corresponding definition or description.
-Protein that makes up the thick myofilament

Accepted Answer

A)  Voluntary muscle
B)  Visceral muscle
C)  Intercalated disks
D)  Origin
E)  SarcomereF) InsertionG) ActinH) Z lineI) BursaeJ) MyosinK) B) and F)
L) C) and F)

Question 11

Match each muscle to its corresponding location or description.
-Muscles that are located between the ribs

Accepted Answer

A)  External oblique
B)  Gastrocnemius
C)  Quadriceps
D)  Intercostal muscles
E)  Tibialis anteriorF) Hamstring musclesG) Gluteus maximusH) Rectus abdominisI) F) and G)
J) A) and B)

Question 12

The prime mover for bending the elbow is the biceps brachii.

Accepted Answer

A) True 
 B)False

Question 13

Abduction moves a body part toward the midline of the body.

Accepted Answer

A) True 
 B)False  False

Question 14

Intercalated disks are found in _____ muscle.

Accepted Answer

A)   striated
B)   cardiac
C)   smooth
D)   all of the aboveE) A) and D)
F) B) and C)

Question 15

ATP is produced by muscle contraction.

Accepted Answer

A) True 
 B)False  False

Question 16

Match each muscle to its corresponding location or description.
-Muscle that makes up much of the substance of the buttock

Accepted Answer

A)  External oblique
B)  Gastrocnemius
C)  Quadriceps
D)  Intercostal muscles
E)  Tibialis anteriorF) Hamstring musclesG) Gluteus maximusH) Rectus abdominisI) A) and B)
J) B) and E)

Question 17

What type of muscle contraction occurs when someone tries to lift a 500-pound weight?

Accepted Answer

A)   Isometric
B)   Twitch
C)   Isotonic
D)   Both A and BE) None of the above
F) B) and D)

Question 18

The result of endurance training is an increase in the number of blood vessels in a muscle.

Accepted Answer

A) True 
 B)False

Question 19

Explain the cause of myasthenia gravis.

Accepted Answer

Myasthenia gravis is an autoimmune neuro...

Question 20

Define isotonic and isometric contractions and give an example of each.

Accepted Answer

Isotonic and isometric contractions are ...

Exam 9: Muscular System

Match each term with its corresponding definition or description. -Movement that points the toes

Correct AnswerverifiedShow Answer

Match each muscle to its corresponding location or description. -Group of muscles that includes the biceps femoris

Correct AnswerverifiedShow Answer

Explain how intercalated disks allow the heart to contract more efficiently.

Correct AnswerAnswered by ExamLex AIIntercalated disks are specialized struc...View AnswerShow Answer

Muscular dystrophy is a muscle disorder caused by a viral infection.

Correct AnswerverifiedShow Answer

In an isotonic contraction, the bone of origin moves toward the bone of insertion.

Correct AnswerverifiedShow Answer

What type of muscle contraction occurs when someone lifts a book off a desk?

Correct AnswerverifiedShow Answer

Match each muscle with its corresponding description or location. -Muscle on the back of the upper arm that is responsible for elbow extension

Correct AnswerverifiedShow Answer

A muscle can be a prime mover or an antagonist, depending on the movement of the joint.

Correct AnswerverifiedShow Answer

When a person picks up a 5-pound weight, muscle cells contract less forcefully than when a person picks up a 20-pound weight.

Correct AnswerverifiedFalse

Match each term with its corresponding definition or description. -Protein that makes up the thick myofilament

Correct AnswerverifiedShow Answer

Match each muscle to its corresponding location or description. -Muscles that are located between the ribs

Correct AnswerverifiedShow Answer

The prime mover for bending the elbow is the biceps brachii.

Correct AnswerverifiedShow Answer

Abduction moves a body part toward the midline of the body.

Correct AnswerverifiedFalse

Intercalated disks are found in _____ muscle.

Correct AnswerverifiedShow Answer

ATP is produced by muscle contraction.

Correct AnswerverifiedFalse

Match each muscle to its corresponding location or description. -Muscle that makes up much of the substance of the buttock

Correct AnswerverifiedShow Answer

What type of muscle contraction occurs when someone tries to lift a 500-pound weight?

Correct AnswerverifiedShow Answer

The result of endurance training is an increase in the number of blood vessels in a muscle.

Correct AnswerverifiedShow Answer

Explain the cause of myasthenia gravis.

Correct AnswerAnswered by ExamLex AIMyasthenia gravis is an autoimmune neuro...View AnswerShow Answer

Define isotonic and isometric contractions and give an example of each.

Correct AnswerAnswered by ExamLex AIIsotonic and isometric contractions are ...View AnswerShow Answer

Correct Answer
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Correct Answer
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Answered by ExamLex AI
Intercalated disks are specialized struc...
View Answer

Correct Answer
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Correct Answer
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False

Correct Answer
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Correct Answer
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False

Correct Answer
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Correct Answer
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False

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
Answered by ExamLex AI
Myasthenia gravis is an autoimmune neuro...
View Answer

Correct Answer
Answered by ExamLex AI
Isotonic and isometric contractions are ...
View Answer