Question 1

Match the following:
-Contain abundant amounts of glycogen.

Accepted Answer

A) Slow (oxidative), fatigue-resistant fibers 
B) Fast (oxidative or glycolytic), fatigable fibers 
C) fast (oxidative or glycolytic), fatigable fibers 
A) Slow (oxidative), fatigue-resistant fibers 
B) Fast (oxidative or glycolytic), fatigable fibers 
C) fast (oxidative or glycolytic), fatigable fibers

Question 2

Muscle tissue has all of the following properties except ________.

Accepted Answer

A)  excitability 
B)  extensibility 
C)  contractility 
D)  secretion 
A)  excitability 
B)  extensibility 
C)  contractility 
D)  secretion

Question 3

If given the exact same amount of ATP,which of the three fiber types would be able to contract for the longest amount of time?

Accepted Answer

A)  slow oxidative fibers 
B)  fast glycolytic fibers 
C)  both fast glycolytic and fast oxidative fibers 
D)  fast oxidative fibers 
A)  slow oxidative fibers 
B)  fast glycolytic fibers 
C)  both fast glycolytic and fast oxidative fibers 
D)  fast oxidative fibers

Question 4

Match the following:
-Red fibers,the smallest of the fiber types.

Accepted Answer

A) Slow (oxidative), fatigue-resistant fibers 
B) Fast (oxidative or glycolytic), fatigable fibers 
C) fast (oxidative or glycolytic), fatigable fibers 
A) Slow (oxidative), fatigue-resistant fibers 
B) Fast (oxidative or glycolytic), fatigable fibers 
C) fast (oxidative or glycolytic), fatigable fibers

Question 5

The end of the muscle that is attached to the part of the body in motion when a muscle contracts is called the ________.

Accepted Answer

The answer of The end of the muscle that is...

Question 6

The thin filaments (actin)contain a polypeptide subunit G actin that bears active sites for myosin attachment.

Accepted Answer

A) True 
 B)False

Question 7

Exhaustion of glycogen storage within a muscle fiber would have the biggest effect on ________.

Accepted Answer

A)  both slow and fast oxidative fibers 
B)  slow oxidative fibers 
C)  fast oxidative fibers 
D)  fast glycolytic fibers 
A)  both slow and fast oxidative fibers 
B)  slow oxidative fibers 
C)  fast oxidative fibers 
D)  fast glycolytic fibers

Question 8

Reduction in blood flow to a muscle fiber would have the greatest effect on ________.

Accepted Answer

A)  slow oxidative fibers 
B)  fast oxidative fibers 
C)  both slow and fast oxidative 
D)  fast glycolytic 
A)  slow oxidative fibers 
B)  fast oxidative fibers 
C)  both slow and fast oxidative 
D)  fast glycolytic

Question 9

Define muscle fatigue.

Accepted Answer

It is an inability o

Question 10

Figure 9.1
Using Figure 9.1, match the following:
-Connective tissue surrounding muscle fiber bundles.

Accepted Answer

A) A 
B) E 
C) D 
D) C 
E) B 
A) A 
B) E 
C) D 
D) C 
E) B

Question 11

Myoglobin ________.

Accepted Answer

A)  breaks down glycogen 
B)  is a protein involved in the direct phosphorylation of ADP 
C)  produces the end plate potential 
D)  stores oxygen in muscle cells 
A)  breaks down glycogen 
B)  is a protein involved in the direct phosphorylation of ADP 
C)  produces the end plate potential 
D)  stores oxygen in muscle cells

Question 12

What is the functional role of the T tubules?

Accepted Answer

A)  synthesize ATP to provide energy for muscle contraction 
B)  enhance cellular communication during muscle contraction 
C)  stabilize the G and F actin 
D)  hold cross bridges in place in a resting muscle 
A)  synthesize ATP to provide energy for muscle contraction 
B)  enhance cellular communication during muscle contraction 
C)  stabilize the G and F actin 
D)  hold cross bridges in place in a resting muscle

Question 13

Figure 9.2
Using Figure 9.2, match the following:
-Z disc.

Accepted Answer

A) E 
B) A 
C) D 
D) C 
E) B 
A) E 
B) A 
C) D 
D) C 
E) B

Question 14

Eccentric contractions are more forceful than concentric contractions.

Accepted Answer

A) True 
 B)False

Question 15

Match the following:
-The ________ contains only the actin filaments.

Accepted Answer

A) A band 
B) Z discs 
C) I band 
D) Myosin 
A) A band 
B) Z discs 
C) I band 
D) Myosin

Question 16

A contraction in which the muscle does not shorten but its tension increases is called isometric contraction.

Accepted Answer

A) True 
 B)False

Question 17

Muscle cells store more creatine phosphate than ATP resulting in the muscle having a reserve source of energy.

Accepted Answer

A) True 
 B)False

Question 18

Match the following:
-Continued sustained smooth contraction due to rapid stimulation.

Accepted Answer

A) Tetanus 
B) Maximal stimulus 
C) Wave summation 
D) Muscle tone 
E) Multiple motor unit summation 
A) Tetanus 
B) Maximal stimulus 
C) Wave summation 
D) Muscle tone 
E) Multiple motor unit summation

Question 19

Figure 9.2
Using Figure 9.2, match the following:
-I band.

Accepted Answer

A) E 
B) A 
C) D 
D) C 
E) B 
A) E 
B) A 
C) D 
D) C 
E) B

Question 20

Curare is a poisonous plant extract.Curare molecules have a chemical structure like the neurotransmitter ACh.Curare can bind to the ACh receptor site on the chemically gated ion channels in the motor end plate.Even though curare will bind to the receptor site it will not open the ion channel and no ions will pass through.What do you think the symptoms of curare poisoning would look like?

Accepted Answer

A)  Curare will only affect muscles with ACh receptors, paralyzing them. 
B)  Smooth muscles will become stimulated causing quick movement of nutrients through the digestive system. 
C)  Curare will only affect cardiac muscle, causing fibrillations of the heart. 
D)  Muscles will respond too quickly and cause a severe tremor. 
A)  Curare will only affect muscles with ACh receptors, paralyzing them. 
B)  Smooth muscles will become stimulated causing quick movement of nutrients through the digestive system. 
C)  Curare will only affect cardiac muscle, causing fibrillations of the heart. 
D)  Muscles will respond too quickly and cause a severe tremor.

Exam 9: Muscles and Muscle Tissue

Match the following: -Contain abundant amounts of glycogen.

Muscle tissue has all of the following properties except ________.

If given the exact same amount of ATP,which of the three fiber types would be able to contract for the longest amount of time?

Match the following: -Red fibers,the smallest of the fiber types.

The end of the muscle that is attached to the part of the body in motion when a muscle contracts is called the ________.

The thin filaments (actin)contain a polypeptide subunit G actin that bears active sites for myosin attachment.

Exhaustion of glycogen storage within a muscle fiber would have the biggest effect on ________.

Reduction in blood flow to a muscle fiber would have the greatest effect on ________.

Define muscle fatigue.

Figure 9.1 Using Figure 9.1, match the following: -Connective tissue surrounding muscle fiber bundles.

Myoglobin ________.

What is the functional role of the T tubules?

Figure 9.2 Using Figure 9.2, match the following: -Z disc.

Eccentric contractions are more forceful than concentric contractions.

Match the following: -The ________ contains only the actin filaments.

A contraction in which the muscle does not shorten but its tension increases is called isometric contraction.

Muscle cells store more creatine phosphate than ATP resulting in the muscle having a reserve source of energy.

Match the following: -Continued sustained smooth contraction due to rapid stimulation.

Figure 9.2 Using Figure 9.2, match the following: -I band.

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

The Integumentary System

Bones and Skeletal Tissue

The Skeleton

Joints

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Lymphoid Organs and Tissues

The Immune System: Innate and Adaptive Body Defenses

The Respiratory System

The Digestive System

Nutrition,metabolism,and Body Temperature Regulation

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Pregnancy and Human Development

Heredity

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