Question 1

Using Figure 6.2, match the following:
-The epimysium is represented by ________.

Accepted Answer

A)  Label A 
B)  Label B 
C)  Label C 
D)  Label D 
A)  Label A 
B)  Label B 
C)  Label C 
D)  Label D A

Question 2

The plasma membrane of a skeletal muscle cell is called the ________.

Accepted Answer

A)  sarcolemma 
B)  sarcomere 
C)  myofilament 
D)  sarcoplasm 
E)  sarcoplasmic reticulum 
A)  sarcolemma 
B)  sarcomere 
C)  myofilament 
D)  sarcoplasm 
E)  sarcoplasmic reticulum A

Question 3

Which muscle group adducts the thighs?

Accepted Answer

A)  gluteus muscles 
B)  adductor group 
C)  hamstring group 
D)  quadriceps group 
E)  fibularis muscles 
A)  gluteus muscles 
B)  adductor group 
C)  hamstring group 
D)  quadriceps group 
E)  fibularis muscles B

Question 4

Cardiac muscle fibers are joined by special gap junctions called intercalated discs; these discs allow heart activity to be closely coordinated.

Accepted Answer

A) True 
 B)False

Question 5

What organelle wraps and surrounds the myofibril and stores calcium?

Accepted Answer

A)  cross bridge 
B)  sarcomere 
C)  sarcolemma 
D)  sarcoplasmic reticulum 
A)  cross bridge 
B)  sarcomere 
C)  sarcolemma 
D)  sarcoplasmic reticulum

Question 6

Match the following:
-Muscle tissue that dilates and constricts the pupils of our eyes

Accepted Answer

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

Question 7

What enzyme breaks down acetylcholine into acetic acid and choline to prevent continued contraction of the muscle fiber?

Accepted Answer

A)  potassium ions 
B)  cross bridges 
C)  calcium ions 
D)  sarcoplasmic reticulum 
E)  acetylcholinesterase 
A)  potassium ions 
B)  cross bridges 
C)  calcium ions 
D)  sarcoplasmic reticulum 
E)  acetylcholinesterase

Question 8

Match the following:
-Type of movement that allows you to carry a soup bowl

Accepted Answer

A) inversion 
B) flexion 
C) rotation 
D) supination 
E) abduction
F)adduction
G)plantar flexion
H)extension 
A) inversion 
B) flexion 
C) rotation 
D) supination 
E) abduction
F)adduction
G)plantar flexion
H)extension

Question 9

Which type of muscle tissue contracts most quickly upon stimulation?

Accepted Answer

A)  skeletal 
B)  visceral 
C)  cardiac 
D)  smooth 
E)  tendons 
A)  skeletal 
B)  visceral 
C)  cardiac 
D)  smooth 
E)  tendons

Question 10

The deltoid muscle is a common site for intramuscular injections.

Accepted Answer

A) True 
 B)False

Question 11

Muscle development in babies occurs in a superior/inferior direction.

Accepted Answer

A) True 
 B)False

Question 12

Muscle tissue has the ability to shorten when adequately stimulated, a characteristic known as ________.

Accepted Answer

A)  elasticity 
B)  irritability 
C)  contractility 
D)  extensibility 
A)  elasticity 
B)  irritability 
C)  contractility 
D)  extensibility

Question 13

Paralysis of which of the following would make an individual unable to flex the hip?

Accepted Answer

A)  biceps femoris 
B)  gastrocnemius 
C)  tibialis anterior 
D)  soleus 
E)  iliopsoas 
A)  biceps femoris 
B)  gastrocnemius 
C)  tibialis anterior 
D)  soleus 
E)  iliopsoas

Question 14

Which of the following is an example of an isometric contraction?

Accepted Answer

A)  shaking the head as to say "no" 
B)  pushing against an immovable wall 
C)  bending the elbow 
D)  rotating the arm 
E)  nodding the head as to say "yes" 
A)  shaking the head as to say "no" 
B)  pushing against an immovable wall 
C)  bending the elbow 
D)  rotating the arm 
E)  nodding the head as to say "yes"

Question 15

Contractions in which muscles shorten and produce movement are known as ________.

Accepted Answer

A)  isotonic contractions 
B)  twitches 
C)  isometric contractions 
D)  resistance exercises 
A)  isotonic contractions 
B)  twitches 
C)  isometric contractions 
D)  resistance exercises

Question 16

A motor neuron and all of the skeletal muscle fibers it stimulates are termed a ________.

Accepted Answer

A)  myofilament 
B)  synaptic cleft 
C)  motor unit 
D)  neuromuscular junction 
E)  neurotransmitter 
A)  myofilament 
B)  synaptic cleft 
C)  motor unit 
D)  neuromuscular junction 
E)  neurotransmitter

Question 17

Match the following:
-Primary action of the deltoid

Accepted Answer

A) inversion 
B) flexion 
C) rotation 
D) supination 
E) abduction
F)adduction
G)plantar flexion
H)extension 
A) inversion 
B) flexion 
C) rotation 
D) supination 
E) abduction
F)adduction
G)plantar flexion
H)extension

Question 18

Match the following:
-Voluntary muscle tissue

Accepted Answer

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

Question 19

Explain what meaning is inferred in the muscle name rectus femoris.

Accepted Answer

The term, rectus, means straight. The fi

Question 20

What condition results if muscles are not used, such as when immobilized in a cast for healing a broken bone?

Accepted Answer

A)  hypertrophy 
B)  lordosis 
C)  atrophy 
D)  spina bifida 
E)  scoliosis 
A)  hypertrophy 
B)  lordosis 
C)  atrophy 
D)  spina bifida 
E)  scoliosis

Using Figure 6.2, match the following: -The epimysium is represented by ________.

The plasma membrane of a skeletal muscle cell is called the ________.

Which muscle group adducts the thighs?

Cardiac muscle fibers are joined by special gap junctions called intercalated discs; these discs allow heart activity to be closely coordinated.

What organelle wraps and surrounds the myofibril and stores calcium?

Match the following: -Muscle tissue that dilates and constricts the pupils of our eyes

What enzyme breaks down acetylcholine into acetic acid and choline to prevent continued contraction of the muscle fiber?

Match the following: -Type of movement that allows you to carry a soup bowl

Which type of muscle tissue contracts most quickly upon stimulation?

The deltoid muscle is a common site for intramuscular injections.

Muscle development in babies occurs in a superior/inferior direction.

Muscle tissue has the ability to shorten when adequately stimulated, a characteristic known as ________.

Paralysis of which of the following would make an individual unable to flex the hip?

Which of the following is an example of an isometric contraction?

Contractions in which muscles shorten and produce movement are known as ________.

A motor neuron and all of the skeletal muscle fibers it stimulates are termed a ________.

Match the following: -Primary action of the deltoid

Match the following: -Voluntary muscle tissue

Explain what meaning is inferred in the muscle name rectus femoris.

What condition results if muscles are not used, such as when immobilized in a cast for healing a broken bone?

The Human Body: An Orientation

Basic Chemistry

Cells and Tissues

Skin and Body Membranes

The Skeletal System

The Nervous System

Special Senses

The Endocrine System

Blood

The Cardiovascular System

The Lymphatic System and Body Defenses

The Respiratory System

The Digestive System and Body Metabolism

The Urinary System

The Reproductive System

Filters

Exam 6: The Muscular System

Using Figure 6.2, match the following: -The epimysium is represented by ________.

The plasma membrane of a skeletal muscle cell is called the ________.

Which muscle group adducts the thighs?

Cardiac muscle fibers are joined by special gap junctions called intercalated discs; these discs allow heart activity to be closely coordinated.

What organelle wraps and surrounds the myofibril and stores calcium?

Match the following: -Muscle tissue that dilates and constricts the pupils of our eyes

What enzyme breaks down acetylcholine into acetic acid and choline to prevent continued contraction of the muscle fiber?

Match the following: -Type of movement that allows you to carry a soup bowl

Which type of muscle tissue contracts most quickly upon stimulation?

The deltoid muscle is a common site for intramuscular injections.

Muscle development in babies occurs in a superior/inferior direction.

Muscle tissue has the ability to shorten when adequately stimulated, a characteristic known as ________.

Paralysis of which of the following would make an individual unable to flex the hip?

Which of the following is an example of an isometric contraction?

Contractions in which muscles shorten and produce movement are known as ________.

A motor neuron and all of the skeletal muscle fibers it stimulates are termed a ________.

Match the following: -Primary action of the deltoid

Match the following: -Voluntary muscle tissue

Explain what meaning is inferred in the muscle name rectus femoris.

What condition results if muscles are not used, such as when immobilized in a cast for healing a broken bone?

The Human Body: An Orientation

Basic Chemistry

Cells and Tissues

Skin and Body Membranes

The Skeletal System

The Nervous System

Special Senses

The Endocrine System

Blood

The Cardiovascular System

The Lymphatic System and Body Defenses

The Respiratory System

The Digestive System and Body Metabolism

The Urinary System

The Reproductive System

Filters