Multichoice The Muscular System Flashcards

Most muscles cross at least one

a) tendon

b) joint

c) bone

d) ligament

e) body plane

The attachment of a muscle’s tendon to the stationary bone is called the _____; the attachment of the muscle’s other tendon to the movable bone is called the _____.

a) origin, action

b) insertion, action

c) origin, insertion

d) insertion, origin

e) insertion, action

A lever is acted on at two different points by two different forces which are called the

a) fulcrum and resistance.

b) leverage and load.

c) lever and resistance.

d) effort and load.

e) lever and effort.

Motion will occur in a muscle when the _____ supplied exceeds the _____.

a) effort, load

b) resistance, lever

c) load, effort

d) load, resistance

e) lever, effort

Which of the following is NOT a common arrangement of muscle fascicles?

a) pennate

b) triangular

c) oval

d) parallel

e) fusiform

This type of fascicle arrangement has the fascicles spread over a broad area and converges at a thick central tendon.

1. a) triangular
2. b) pennate
3. c) circular
4. d) fusiform
5. e) multipennate

The muscle that serves as the “prime mover” during a movement is called the

a) antagonist.

b) agonist.

c) synergist.

d) asynergist.

e) fixator.

This type of muscle works by stabilizing the origin of the agonist so that it can act more efficiently.

a) synergist

b) agonist

c) antagonist

d) fixator

e) secondary mover

Which of the following is NOT a characteristic commonly used to name skeletal muscles?

a) Size

b) Shape

c) Number of origins

d) Sites of origins

e) Thickness of fibers

In the diagram, where is the fulcrum?

1. a) A
2. b) B
3. c) C
4. d) All of these choices

e) None of these choices

In the diagram, where is the effort?

1. a) A
2. b) B
3. c) C
4. d) All of these choices
5. e) None of these choices

Which one represents a second-class lever?

1. a) A
2. b) B
3. c) C
4. d) All of these choices
5. e) None of these choices

Where is the rectus femoris?

1. a) A
2. b) B
3. c) C
4. d) D
5. e) I

Where is the deltoid?

1. a) C
2. b) D
3. c) F
4. d) G
5. e) I

) Where is the masseter?

1. a) A
2. b) B
3. c) G
4. d) I
5. e) E

Where is the gastrocnemius?

1. a) C
2. b) D
3. c) G
4. d) H
5. e) I

Where is the soleus?

1. a) A
2. b) C
3. c) E
4. d) I
5. e) H

Where is the external oblique?

1. a) D
2. b) G
3. c) H
4. d) I
5. e) E

Where is the masseter?

1. a) A
2. b) B
3. c) F
4. d) G
5. e) H

Where is the orbicularis oculi?

1. a) D
2. b) E
3. c) F
4. d) G
5. e) H

Where is the buccinator?

1. a) F
2. b) G
3. c) I
4. d) J
5. e) K

Where is the mentalis?

1. a) J
2. b) K
3. c) L
4. d) M
5. e) N

Where is the depressor anguli oris?

1. a) K
2. b) L
3. c) M
4. d) N
5. e) None of these choices

Where is the levator palpebrae superioris?

1. a) B
2. b) D
3. c) E
4. d) F
5. e) G

Where is the lateral rectus?

1. a) C
2. b) D
3. c) E
4. d) F
5. e) G

Where is the splenius capitis?

1. a) A
2. b) B
3. c) C
4. d) K
5. e) L

Where is the levator scapulae?

1. a) H
2. b) F
3. c) I
4. d) L
5. e) A

Where is the serratus anterior?

1. a) A
2. b) B
3. c) C
4. d) D
5. e) G

Where is the external oblique?

1. a) D
2. b) E
3. c) F
4. d) H
5. e) I

Where is the transverse abdominus?

1. a) D
2. b) E
3. c) F
4. d) H
5. e) I

Where is the infraspinatus?

1. a) E
2. b) F
3. c) G
4. d) H
5. e) I

Where is the rhomboid major?

1. a) E
2. b) F
3. c) G
4. d) H
5. e) I

Where is the brachioradialis?

1. a) A
2. b) B
3. c) C
4. d) D
5. e) E

Where is the flexor carpi radialis?

1. a) D
2. b) E
3. c) F
4. d) G
5. e) H

Where is the abductor digiti minimi?

1. a) B
2. b) C
3. c) E
4. d) F
5. e) G

Where is the splenius capitis?

1. a) A
2. b) B
3. c) C
4. d) H
5. e) I

Where is the iliacus?

1. a) A
2. b) B
3. c) C
4. d) H
5. e) None of these choices

Where is the sartorius?

1. a) A
2. b) B
3. c) C
4. d) D

e) None of these choices

Where is the vastus intermedius?

1. a) D
2. b) E
3. c) F
4. d) G

e) H

Where is the adductor longus?

1. a) H
2. b) I
3. c) J
4. d) K
5. e) L

Where is the gracilis?

1. a) H
2. b) I
3. c) J
4. d) K
5. e) L

) Which three muscles make up the hamstring?

1. a) L, M, N
2. b) E, F, G
3. c) H, I, J
4. d) I, J, K
5. e) A, B, C

Where is the semitendinosus?

1. a) J
2. b) K
3. c) L
4. d) M
5. e) N

What is the origin of the muscle labeled B?

1. a) upper lip
2. b) mandible
3. c) medial wall of orbit
4. d) skin at the corner of the mouth
5. e) skin of the eyebrow

What is the origin of the muscle labeled D?

1. a) fascia over parotid gland
2. b) fascia over deltoid and pectoralis muscles
3. c) skin of the lower lip
4. d) epicranial aponeurosis
5. e) mandible

What is the action of the muscle labeled C?

1. a) laterally flex and rotate head
2. b) extends head
3. c) depresses tongue
4. d) protracts mandible (as in opening the mouth)
5. e) elevates the mandible (as in closing the mouth)

What is the insertion of the muscle labeled E?

1. a) mastoid process of temporal bone
2. b) sternum and clavicle
3. c) occipital bone
4. d) clavicle and spine of the scapula
5. e) coracoid process of the scapula

What is the action of the muscle labeled G?

1. a) adducts and medially rotates arm at shoulder joint
2. b) abducting arm at shoulder joint
3. c) laterally rotates arm at shoulder joint
4. d) laterally rotates and extends arm at shoulder joint
5. e) extends forearm at elbow joint

What is the action of the muscle labeled I?

1. a) extends the forearm at the elbow joint
2. b) flexes the forearm at the elbow joint
3. c) pronates the forearm at the radioulnar joints
4. d) abduct arm at shoulder joint
5. e) rotates arm at shoulder joint

What is the insertion of the muscle labeled Q?

1. a) iliac crest and linea alba
2. b) cartilage of the fifth to seventh rib and xiphoid process
3. c) ribs 5-12
4. d) central tendon
5. e) costal cartilages and adjacent portion of the inferior 6 ribs

What is the insertion of the muscle labeled F?

1. a) ulnar tuberosity and coronoid process of ulna
2. b) radial tuberosity of radius and bicipital aponeurosis
3. c) olecranon of ulna
4. d) lateral border of distal end of humerus
5. e) lateral epicondyle of humerus

What is the insertion of the muscle labeled G?

1. a) greater tubercle of humerus
2. b) inferior angle of scapula
3. c) spine of the scapula
4. d) acromial extremity of the clavicle
5. e) deltoid tuberosity of humerus

What is the insertion of the muscle labeled D?

1. a) lateral and medial condyles of femur and capsule of knee
2. b) head of fibula
3. c) calcaneus by way of Achilles tendon
4. d) anterior surface of fibula and interosseous membrane
5. e) distal phalanx of great toe

If one is stabbed on the lateral side of the abdomen, what abdominal muscles, in order from superficial to deep, will the knife go through?

1. a) rectus abdominis, external oblique, internal oblique
2. b) external oblique, internal oblique, transversus abdominis
3. c) transversus abdominis, rectus abdominis, external oblique
4. d) external oblique, transversus abdominis, rectus abdominis
5. e) internal oblique, transversus abdominis, external oblique

Protrusion of an organ through a structure that normally contains it is referred to as a

a) hernia.

b) goiter.

c) strain.

d) sprain.

e) hydrocele.

A condition where the two eyeballs are not properly aligned is referred to as

1. a) inguinal hernia.
2. b) strabismus.
3. c) presbyopia.
4. d) myopia.
5. e) hypermetropia.

A muscle that has three origins is called a

1. a) biceps.
2. b) triceps.
3. c) quadriceps.
4. d) deltoid.
5. e) trapezius.

A muscle that raises or elevates a body part is called a

1. a) pronator.
2. b) tensor.
3. c) flexor.
4. d) depressor.
5. e) levator.

A muscle that raises or elevates a body part is called a

1. a) pronator.
2. b) tensor.
3. c) flexor.
4. d) depressor.
5. e) levator.

) A muscle that decreases the size of an opening is a

a) rotator.

b) tensor.

c) pronator.

d) sphincter.

e) depressor.

Contraction of this muscle presses the cheeks against the teeth and lips as would be observed in whistling, blowing or sucking.

a) buccinator

b) zygomaticus

c) frontalis

d) epicranius

e) occipitalis

All of the following are muscles that move the eyeball EXCEPT

a) superior rectus.

b) lateral rectus.

c) inferior oblique.

d) internal oblique.

e) superior oblique.

Which of the following is a muscle whose insertion is found on the clavicle and acromion process of the scapula within the pectoral girdle?

1. a) trapezius
2. b) pectoralis major
3. c) latissimus dorsi
4. d) gracilus
5. e) sartorius

All of the following are muscles of the lower limb EXCEPT the

a) deltoid.

b) adductor magnus.

c) adductor longus.

d) quadriceps femoris.

e) vastus medialis.

Based on its name, which of the following best describes characteristics of the biceps femoris muscle?

a) has two insertions and found in lower leg

b) has two bellies and found in the upper leg

c) has two origins and found in the upper leg

d) has two origins and found in the upper arm

e) has two insertions and found in the upper leg

Based on its name, which of the following best describes characteristics of the biceps femoris muscle?

a) has two insertions and found in lower leg

b) has two bellies and found in the upper leg

c) has two origins and found in the upper leg

d) has two origins and found in the upper arm

e) has two insertions and found in the upper leg

Which of the following muscles is NOT part of the quadriceps femoris muscle group?

1. a) rectus femoris
2. b) biceps femoris
3. c) vastus medialis
4. d) vastus lateralis
5. e) vastus intermedius

This muscle, which is found in the neck, functions to elevate the hyoid bone and help press the tongue against the roof of the mouth during swallowing.

a) mylohyoid

b) sternothryroid

c) sternocleidomastoid

d) digastric

e) masseter