Question 1

The orbicularis oris muscle

Accepted Answer

A)  puckers the mouth for kissing. 
B)  contributes to pouting. 
C)  contributes to laughing and smiling. 
D)  causes crow's feet wrinkles. 
E)  raises the eyelid. 
A)  puckers the mouth for kissing. 
B)  contributes to pouting. 
C)  contributes to laughing and smiling. 
D)  causes crow's feet wrinkles. 
E)  raises the eyelid.

Question 2

Which muscle will elevate the scapula?

Accepted Answer

A)  Levator scapulae 
B)  Serratus anterior 
C)  Pectoralis minor 
D)  Subclavius 
E)  Rhomboideus major 
A)  Levator scapulae 
B)  Serratus anterior 
C)  Pectoralis minor 
D)  Subclavius 
E)  Rhomboideus major

Question 3

Which thoracic muscles are involved in expiration? (Check all that apply.)

Accepted Answer

A)  External intercostals 
B)  Internal intercostals 
C)  Scalene muscles 
D)  Transversus thoracis 
A)  External intercostals 
B)  Internal intercostals 
C)  Scalene muscles 
D)  Transversus thoracis

Question 4

Eversion and plantar flexion is accomplished by muscles in the ________ compartment.

Accepted Answer

A)  lateral 
B)  anterior 
C)  posterior 
A)  lateral 
B)  anterior 
C)  posterior

Question 5

-The figure illustrates muscles of the anterior surface of the body. What does "A" represent?

Accepted Answer

A)  Coracobrachialis 
B)  Deltoid 
C)  Pectoralis major 
D)  Biceps brachii 
E)  Serratus anterior 
A)  Coracobrachialis 
B)  Deltoid 
C)  Pectoralis major 
D)  Biceps brachii 
E)  Serratus anterior

Question 6

Which muscle rotates and protracts the scapula, and elevates the ribs?

Accepted Answer

A)  Levator scapulae 
B)  Serratus anterior 
C)  Pectoralis minor 
D)  Subclavius 
E)  Rhomboideus major 
A)  Levator scapulae 
B)  Serratus anterior 
C)  Pectoralis minor 
D)  Subclavius 
E)  Rhomboideus major

Question 7

-The figure illustrates a lateral view of the right eyeball. What does "D" represent?

Accepted Answer

A)  Inferior oblique 
B)  Lateral rectus 
C)  Superior oblique 
D)  Superior rectus 
E)  Inferior rectus 
A)  Inferior oblique 
B)  Lateral rectus 
C)  Superior oblique 
D)  Superior rectus 
E)  Inferior rectus

Question 8

The rectus femoris is an example of which muscle shape?

Accepted Answer

A)  Fusiform 
B)  Parallel 
C)  Triangular 
D)  Elongated 
E)  Pennate 
A)  Fusiform 
B)  Parallel 
C)  Triangular 
D)  Elongated 
E)  Pennate

Question 9

When a skeletal muscle contracts to cause a given movement, the more movable end of attachment of the muscle is called its ________.

Accepted Answer

A)  origin 
B)  insertion 
C)  antagonist 
D)  synergist 
E)  fixator 
A)  origin 
B)  insertion 
C)  antagonist 
D)  synergist 
E)  fixator

Question 10

The arm is attached to the thorax by the ________.

Accepted Answer

A)  pectoralis major and teres major 
B)  supraspinatus and latissimus dorsi 
C)  pectoralis minor and pectoralis major 
D)  latissimus dorsi and pectoralis major 
E)  biceps brachii and triceps brachii 
A)  pectoralis major and teres major 
B)  supraspinatus and latissimus dorsi 
C)  pectoralis minor and pectoralis major 
D)  latissimus dorsi and pectoralis major 
E)  biceps brachii and triceps brachii

Question 11

Which of the following correctly lists the arrangement of components found in a third-class lever?

Accepted Answer

A)  Weight-fulcrum-pull 
B)  Fulcrum-pull-weight 
C)  Fulcrum-weight-pull 
A)  Weight-fulcrum-pull 
B)  Fulcrum-pull-weight 
C)  Fulcrum-weight-pull

Question 12

Of the following muscles of the leg, which one is on the anterior side of the leg?

Accepted Answer

A)  Gastrocnemius 
B)  Soleus 
C)  Tibialis anterior 
D)  Tibialis posterior 
E)  Peroneus longus 
A)  Gastrocnemius 
B)  Soleus 
C)  Tibialis anterior 
D)  Tibialis posterior 
E)  Peroneus longus

Question 13

Which of the following correctly states the proximal and distal attachments of the sternocleidomastoid?

Accepted Answer

A)  Sternal manubrium and lateral one-third of clavicle; mastoid process and lateral half of superior nuchal line 
B)  Sternal manubrium and medial half of clavicle; mastoid process and medial one-third of superior nuchal line 
C)  Sternal manubrium and medial one-third of clavicle; mastoid process and lateral half of superior nuchal line 
D)  Sternal manubrium and lateral half of clavicle; mastoid process and lateral one-third of superior nuchal line 
E)  Mastoid process and lateral half of superior nuchal line; sternal manubrium, medial one-third of clavicle 
A)  Sternal manubrium and lateral one-third of clavicle; mastoid process and lateral half of superior nuchal line 
B)  Sternal manubrium and medial half of clavicle; mastoid process and medial one-third of superior nuchal line 
C)  Sternal manubrium and medial one-third of clavicle; mastoid process and lateral half of superior nuchal line 
D)  Sternal manubrium and lateral half of clavicle; mastoid process and lateral one-third of superior nuchal line 
E)  Mastoid process and lateral half of superior nuchal line; sternal manubrium, medial one-third of clavicle

Question 14

Contracting the trapezius muscle would

Accepted Answer

A)  extend the neck. 
B)  flex the neck. 
C)  laterally flex the neck. 
D)  rotate the head toward the left. 
E)  extend and laterally flex the neck. 
A)  extend the neck. 
B)  flex the neck. 
C)  laterally flex the neck. 
D)  rotate the head toward the left. 
E)  extend and laterally flex the neck.

Question 15

Which of the following muscles is involved in chewing gum?

Accepted Answer

A)  Masseter 
B)  Splenius capitus 
C)  Orbicularis oris 
D)  Zygomaticus major 
E)  Orbicularis oculi 
A)  Masseter 
B)  Splenius capitus 
C)  Orbicularis oris 
D)  Zygomaticus major 
E)  Orbicularis oculi

Question 16

Contraction of the inferior rectus muscle directs the pupil to look ________.

Accepted Answer

A)  up 
B)  obliquely 
C)  to the side 
D)  to the nose 
E)  down 
A)  up 
B)  obliquely 
C)  to the side 
D)  to the nose 
E)  down

Question 17

Which of these muscles helps to open the mouth?

Accepted Answer

A)  Zygomaticus major 
B)  Digastric 
C)  Sternohyoid 
D)  Depressor anguli oris 
E)  Hyoglossus 
A)  Zygomaticus major 
B)  Digastric 
C)  Sternohyoid 
D)  Depressor anguli oris 
E)  Hyoglossus

Question 18

Muscles can be classified based on their shape and fascicle orientation. Which shape has muscle fibers that run the length of the muscle and taper at each end?

Accepted Answer

A)  Circular 
B)  Fusiform 
C)  Multipennate 
D)  Pennate 
A)  Circular 
B)  Fusiform 
C)  Multipennate 
D)  Pennate

Question 19

Which of the following muscles does NOT extend the neck?

Accepted Answer

A)  Trapezius 
B)  Semispinalis capitis 
C)  Longissimus capitis 
D)  Longus capitis 
E)  Splenius capitis 
A)  Trapezius 
B)  Semispinalis capitis 
C)  Longissimus capitis 
D)  Longus capitis 
E)  Splenius capitis

Question 20

-The figure illustrates muscles of the anterior surface of the body. What does "C" represent?

Accepted Answer

A)  Coracobrachialis 
B)  Deltoid 
C)  Pectoralis major 
D)  Biceps brachii 
E)  Serratus anterior 
A)  Coracobrachialis 
B)  Deltoid 
C)  Pectoralis major 
D)  Biceps brachii 
E)  Serratus anterior

Exam 10: Muscular System: Gross Anatomy

The orbicularis oris muscle

Which muscle will elevate the scapula?

Which thoracic muscles are involved in expiration? (Check all that apply.)

Eversion and plantar flexion is accomplished by muscles in the ________ compartment.

-The figure illustrates muscles of the anterior surface of the body. What does "A" represent?

Which muscle rotates and protracts the scapula, and elevates the ribs?

-The figure illustrates a lateral view of the right eyeball. What does "D" represent?

The rectus femoris is an example of which muscle shape?

When a skeletal muscle contracts to cause a given movement, the more movable end of attachment of the muscle is called its ________.

The arm is attached to the thorax by the ________.

Which of the following correctly lists the arrangement of components found in a third-class lever?

Of the following muscles of the leg, which one is on the anterior side of the leg?

Which of the following correctly states the proximal and distal attachments of the sternocleidomastoid?

Contracting the trapezius muscle would

Which of the following muscles is involved in chewing gum?

Contraction of the inferior rectus muscle directs the pupil to look ________.

Which of these muscles helps to open the mouth?

Muscles can be classified based on their shape and fascicle orientation. Which shape has muscle fibers that run the length of the muscle and taper at each end?

Which of the following muscles does NOT extend the neck?

-The figure illustrates muscles of the anterior surface of the body. What does "C" represent?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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