Question 1

An aponeurosis is

Accepted Answer

A)  a large muscle. 
B)  a nerve to a muscle. 
C)  clinical pain in a muscle. 
D)  a sheet of dense connective tissue. 
A)  a large muscle. 
B)  a nerve to a muscle. 
C)  clinical pain in a muscle. 
D)  a sheet of dense connective tissue.

Question 2

Titin

Accepted Answer

A)  connects myosin to actin. 
B)  forms the Z disk to which actin attaches. 
C)  limits the degree to which a muscle may contract. 
D)  prevents a muscle from being overstretched. 
A)  connects myosin to actin. 
B)  forms the Z disk to which actin attaches. 
C)  limits the degree to which a muscle may contract. 
D)  prevents a muscle from being overstretched.

Question 3

All of the following are true regarding innervation of skeletal muscle except

Accepted Answer

A)  A single muscle fiber is innervated by many different neurons. 
B)  The neuromuscular junction is the point where the muscle fiber and nerve ending meet. 
C)  The nerves that innervate muscle fibers are called motor neurons. 
D)  The nervous impulse stimulates initiates the release of calcium ions from the sarcoplasmic reticulum. 
A)  A single muscle fiber is innervated by many different neurons. 
B)  The neuromuscular junction is the point where the muscle fiber and nerve ending meet. 
C)  The nerves that innervate muscle fibers are called motor neurons. 
D)  The nervous impulse stimulates initiates the release of calcium ions from the sarcoplasmic reticulum.

Question 4

Actin and myosin shorten while the muscle is contracting.

Accepted Answer

A) True 
 B)False

Question 5

During contraction, the A band of a sarcomere shortens.

Accepted Answer

A) True 
 B)False

Question 6

Which statement about muscle attachments is false?

Accepted Answer

A)  An insertion can be at either attachment point of a muscle, depending on body position and the movement being performed. 
B)  At least one joint is present between an origin and insertion. 
C)  Insertions are usually distal to the origin. 
D)  Upon contraction, the origin is pulled toward the insertion. 
A)  An insertion can be at either attachment point of a muscle, depending on body position and the movement being performed. 
B)  At least one joint is present between an origin and insertion. 
C)  Insertions are usually distal to the origin. 
D)  Upon contraction, the origin is pulled toward the insertion.

Question 7

The sarcoplasmic reticulum (SR) stores

Accepted Answer

A)  calcium. 
B)  sodium. 
C)  ATPase. 
D)  myosin. 
A)  calcium. 
B)  sodium. 
C)  ATPase. 
D)  myosin.

Question 8

Use the diagram above to answer the following questions.
-Identify the letter that indicates the muscle fiber.

Accepted Answer

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

Question 9

Skeletal muscle is responsible for movements of the appendages, but not the abdomen.

Accepted Answer

A) True 
 B)False

Question 10

Which of these is not in direct contact with thick myofilaments?

Accepted Answer

A)  myosin 
B)  actin 
C)  ATPase 
D)  synaptic vesicles 
A)  myosin 
B)  actin 
C)  ATPase 
D)  synaptic vesicles

Question 11

This protein adds to muscle elasticity.

Accepted Answer

The answer of This protein adds to muscle elasticity....

Question 12

Of the various types of skeletal muscle fibers, the fibers that experience fatigue sooner are

Accepted Answer

A)  slow oxidative fibers. 
B)  fast glycolytic fibers. 
C)  fast oxidative fibers. 
D)  slow glycolytic fibers. 
A)  slow oxidative fibers. 
B)  fast glycolytic fibers. 
C)  fast oxidative fibers. 
D)  slow glycolytic fibers.

Question 13

The mechanism for muscle contraction is the ________.

Accepted Answer

sliding fi

Question 14

The layer of connective tissue that surrounds the whole skeletal muscle is the

Accepted Answer

A)  epimysium 
B)  perimysium 
C)  endomysium 
D)  exomysium 
A)  epimysium 
B)  perimysium 
C)  endomysium 
D)  exomysium

Question 15

Name four functions of muscle tissue and describe each.

Accepted Answer

Movement: Skeletal muscles attach to bon

Question 16

This type of muscle is found in the heart.

Accepted Answer

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

Question 17

Muscle cells that produce ATP aerobically are called ________.

Accepted Answer

The answer of Muscle cells that produce ATP aerobically are...

Question 18

Use the diagram above to answer the following questions.
-This structure is the basic unit of contraction.

Accepted Answer

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

Question 19

T tubules are tubes of connective tissue between the fascicles.

Accepted Answer

A) True 
 B)False

Question 20

Of the various types of skeletal muscle fibers, the fibers most resistant to fatigue are

Accepted Answer

A)  slow oxidative fibers. 
B)  fast glycolytic fibers. 
C)  fast oxidative fibers. 
D)  slow glycolytic fibers. 
A)  slow oxidative fibers. 
B)  fast glycolytic fibers. 
C)  fast oxidative fibers. 
D)  slow glycolytic fibers.

Exam 10: Skeletal Muscle Tissue

An aponeurosis is

Titin

All of the following are true regarding innervation of skeletal muscle except

Actin and myosin shorten while the muscle is contracting.

During contraction, the A band of a sarcomere shortens.

Which statement about muscle attachments is false?

The sarcoplasmic reticulum (SR) stores

Use the diagram above to answer the following questions. -Identify the letter that indicates the muscle fiber.

Skeletal muscle is responsible for movements of the appendages, but not the abdomen.

Which of these is not in direct contact with thick myofilaments?

This protein adds to muscle elasticity.

Of the various types of skeletal muscle fibers, the fibers that experience fatigue sooner are

The mechanism for muscle contraction is the ________.

The layer of connective tissue that surrounds the whole skeletal muscle is the

Name four functions of muscle tissue and describe each.

This type of muscle is found in the heart.

Muscle cells that produce ATP aerobically are called ________.

Use the diagram above to answer the following questions. -This structure is the basic unit of contraction.

T tubules are tubes of connective tissue between the fascicles.

Of the various types of skeletal muscle fibers, the fibers most resistant to fatigue are

The Human Body: an Orientation

Cells: the Living Units

Basic Embryology

Tissues

The Integumentary System

Bones and Skeletal Tissues

Bones, Part 1: the Axial Skeleton

Bones, Part 2: the Appendicular Skeleton

Joints

Muscles of the Body

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System

The Autonomic Nervous System and Visceral Sensory Neurons

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels

The Lymphatic and Immune Systems

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

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