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Anatomy of Upper Extremities > Final Exam Practice > Flashcards

Final Exam Practice Flashcards

0
Q

What muscles ABduct the shoulder?

A

Synergist Muscle:
Deltoid (all fibers)
Supraspinatus

Antagonist:
Latissimus Dorsi
Teres Major
Teres Minor
Infraspinatus
Pectoral Major (all fibers)
Triceps Brachii (long head)
Coracobrachialis
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1
Q

What muscles ABduct (protract) the scapula?

A

Synergist:
Serratus Anterior
Pectoralis Minor

Antagonist:
Middle Trapezoid
Rhomboid Major
Rhomboid Minor

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2
Q

What muscles ADduct (Retract) the scapula?

A

Synergist:
Middle Trapezius
Major Rhomboid
Minor Rhomboid

Antagonist:
Serratus Anterior
Pectoralis Minor

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3
Q

What muscles ADduct the shoulder?

A 
Synergist:                    
Latissimus Dorsi
Teres Major
Teres Minor
Infraspinatus
Pectoralis Major (all fibers)
Triceps Brachii (Long Head)
Coracobrachialis

Antagonist:
Deltoid
Supraspinatus

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4
Q

What muscles depress the scapula?

A

Synergist:
Lower Trapezius
Serratus Anterior
Pectoralis Minor

Antagonist:
Upper Trapezium
Minor Rhomboid
Major Rhomboid
Levator Scapula
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5
Q

Which muscles downwardly rotate the scapula?

A 
Synergist:
Major Rhomboid
Minor Rhomboid
Levator Scapula
Pectoralis Minor

Antagonist:
Upper & Lower Trapezius
Serratus Anterior

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6
Q

Which muscles elevate the scapula?

A 
Synergist:
Upper Trapezius
Major Rhomboid
Minor Rhomboid
Levator Scapula

Antagonist:
Lower Trapezius
Serratus Anterior
Pectoralis Minor

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7
Q

Which muscles extend the shoulder?

A 
Synergist:
Deltoid (posterior fiber)
Latissimus Dorsi
Teres Major
Pectoralis Major (lower fiber)
Triceps Brachii (long head)
Antagonist:
Deltoid (anterior fiber)
Pectoralis Major (Upper fiber)
Biceps brachii
Coracobrachialis
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8
Q

Which muscles Flex the Shoulder?

A 
Synergist:
Deltoid (Anterior Fibers)
Pectoralis Major (Upper Fibers)
Biceps Brachii
Coracobrachialis
Antagonist:
Deltoid (Posterior Fiber)
Latissimus Dorsi
Teres Major
Pectoralis Major (Lower Fibers)
Triceps Brachii (Long Head)
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9
Q

Which muscles Horizontally ABduct the Shoulder?

A

Synergist:
Deltoid (posterior fibers)

Antagonist:
Deltoid (Anterior Fibers)
Pectoralis Major (Upper Fibers)

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10
Q

Which muscles Horizontally ADduct the shoulder?

A

Synergist:
Deltoid (Anterior Fibers)
Pectoralis Major (Upper Fibers)

Antagonist:
Deltoid (Posterior Fibers)

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11
Q

Which muscles Laterally Rotate (Externally Rotate) the shoulder?

A

Synergist:
Deltoid (Posterior Fiber)
Infraspinatus
Teres Minor

Antagonist:
Deltoid (Anterior Fibers)
Latissimus Dorsi
Teres Major
Subscapularis
Pectoralis Major (all fibers)
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12
Q

Which muscles Medially Rotate (Internally Rotate) the shoulder?

A 
Synergist:
Deltoid (Anterior Fibers)
Latissimus Dorsi
Teres Major
Subscapularis
Pectoralis Major (All Fibers)

Antagonist:
Deltoid (Anterior Fibers)
Infraspinatus
Teres Minor

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13
Q

Which muscles upwardly rotate the scapula?

A

Muscles that create upward rotation:
Upper & Lower Trapezius
Serratus Anterior

Antagonist:
Major & Minor Rhomboids
Levator Scapula
Pectoralis Minor

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14
Q

Which muscles ABduct (Radial Deviation) the wrist?

A 
Synergist:
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Pollicis Longus
Extensor Polllicis Brevis
Flexor Carpi Radialis
ABductor Pollicis Longus

Antagonist:
Extensor Carpi Ulnaris
Flexor Carpi Ulnaris

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15
Q

What muscles ABduct the 2nd - 5th fingers?

A

Synergist:
Dorsal Interossei (2nd-4th)
ABductor Digiti Minimi (5th)

Antagonist:
Palmer Interossei (2nd, 3rd, 5th)
Extensor Indicis (5th)
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16
Q

Which muscles ABduct the thumb?

A

Synergist:
ABductor Policis Longus
ABductor Pollicis Brevis

Antagonist:
ADductor Pollicis
Palmar Interossei (1st)

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17
Q

Which muscles ADduct the wrist?

A

Synergist:
Extensor Carpi Ulnaris
Flexor Ulnaris

Antagonist:
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Pollicis Longus
Extensor Pollicis Brevis
Flexor Carpi Radialis
ABductor Pollicis Longus
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18
Q

What muscles ADduct the 2nd through 5th fingers?

A 
Synergist:
Palmar Interossei (2nd, 4th, 5th)
Extensor Indicis (2nd)

Antagonist:
Dorsal Interossei (2nd-4th)
ABductor Digiti Minimi (5th)

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19
Q

What muscles ADduct the thumb?

A

Synergist:
ADductor Pollicis
Palmer Interossei (1st)

Antagonist:
ABductor Longus
ABductor Brevis

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20
Q

What muscles extend the elbow?

A

Synergist:
Triceps Brachii (all)
Anconeus

Antagonist:
Biceps Brachii
Brachialis
Brachioradialis

Antagonist Assisters:
Flexor Carpi Radius
Flexor Carpi Ulnaris
Palmaris Longus
Pronator Teres
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
21
Q

What muscles Extend the 2nd-5th fingers?

A 
Synergist:
Extensor Digitorum
Lumbricals
Palmar Interossei (Assist w/ 2nd, 4th & 5th)
Dorsal Interossei (Assist w/ 2nd-4th)
Extensor Indicis (2nd)
Antagonist:
Flexor Digitorum Superficialis
Flexor Digitorum Profundus
Flexor Digiti Minimi Brevis (5th)
Lumbricals
Palmar Interossei (Assist w/ 2nd, 4th, 5th)
Dorsal Interossei  (Assist w/2nd - 4th)
22
Q

Which muscles Extend the Thumb?

A 
Synergist:
Extensor Pollicis Longus
Extensor Pollicis Brevis
ABductor Pollicis Longus
Palmar Interossei (Assists 1st)
Antagonist:
Flexor Pollicis Longus
Flexor Pollicis Brevis
ADductor Pollicis (Assist)
Palmar Interossei (Assist)
23
Q

What muscles Extend the Wrist?

A 
Synergist:
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Carpi Ulnaris
Extensor Digitorum (Assist)
Extensor Indicis (Assist)
Antagonist:  
Flexor Carpi Radialis
Flexor Carpi Ulnaris
Palmaris Longus 
Flexor Digitorum Superficialis
Flexor Digitorum Profundus (Assist)
Flexor Pollicis Longus (Assist)
24
Q

Which muscles flex the elbow?

A

Synergist:
Biceps Brachii
Brachialis
Bracioradialis

Assist in Flexion:
Flexor Carpi Radialis
Flexor Carpi Ulnaris
Palmaris Longus
Pronator Teres
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis

Antagonist:
Triceps Brachii
Anconeus

25
Q

What muscles Flex the 2nd-5th fingers?

A 
Synergist:
Flexor Digitorum Superficialis
Flexor Digitorum Profundus
Flexor Digiti Minimi Brevis (5th)
Lumbricals
Palmar Interossei (Assist w/2nd, 4th, 5th) 
Dorsal Interossei (Assist w/ 2nd-4th)
Antagonist:
Extensor Digitorum
Lumbricals
Palmar Interossei (Assist w/ 2nd, 4th, 5th)
Dorsal Interossei (Assist w/ 2nd-5th)
Extensor Indicis (2nd)
26
Q

Which muscles Flex the Thumb?

A 
Synergist:
Flexor Pollicis Longus
Flexor Pollicis Brevis
ADductor Pollicis (Assist)
Palmar Interossei (Assist)
Antagonist:
Extensor Pollicis Longus
Extensor Pollicis Brevis
ABductor Pollicis Longus
Palmar Interossei (Assist)
27
Q

What muscles Flex the Wrist??

A 
Synergist:
Flexor Carpi Radialis
Flexor Carpi Ulnaris
Palmaris Longus
Flexor Digitorum Superficialis
Flexor Digitorum Profundus (Assist)
Flexor Pollicis Longus (Assist)
Antagonist:
Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Carpi Ulnaris
Extensor Digitorum (Assist)
Extensor Indicis (Assist)
28
Q

What muscles Pronate the Forearm?

A

Synergist:
Pronator Teres
Pronator Quadratus
Brachioradialis (Assist)

Antagonist:
Biceps Brachii
Supinator
Brachioradialis (Assist)

29
Q

Which muscles Supinate the Forearm?

A

Synergist:
Biceps Brachii
Supinator
Brachioradialis

Antagonist:
Pronator Teres
Pronator Quadratus
Brachioradialis (Assist)

30
Q

What muscles Oppose the Thumb?

A

Opponeus Pollicis
Flexor Pollicis Brevis (Assist)
ABductor Pollicis Brevis (Assist)

31
Q

Which movement accompanies upward rotation (protraction) of the shoulder girdle?

A

Shoulder Flexion

32
Q

What muscle attaches to the coracoid process?

A

Pectoralis Minor

33
Q

What is the innervation and action of the serratus anterior?

A

Nerve: Long Thoracic C5,6,7,8

Action: ABduct Scapula
Upwardly Rotate Scapula
Depress the Scapula
Holds Medial Border of Scapula to Rib Cage

34
Q

What is the origin of the upper trapezius?

A

External Occipital Protuberance

35
Q

What is the origin and insertion of the Levator Scapula?

A

Origin: Transverse Processes 1st - 4th vertebrae

Insertion: Medial Border of Scapula
Between superior angle and superior portion of Spi. of Sc.

36
Q

What muscles provide Scapular Elevation?

A

Levator Scapula
Upper Trapezius
Rhomboid Major & Minor

37
Q

How many muscles are innervated by the median nerve?

A

12

38
Q

What ribs is the scapula located between?

A

Ribs 1 - 7

39
Q

What is the distal attachment for the subscapularis?

A

Lesser Tubercle of the Humerus

40
Q

Which nerve, if clinically absent, results in partial loss of Shoulder ABduction and weak Shoulder Lateral Rotation?

A

Axillary Nerve

41
Q

What nerve innervates the Coracobrachialis?

A

Musculocutaneous

42
Q

What muscle best performs Shoulder Lateral Rotation & Horizontal ABduction?

A

Teres Major

43
Q

What is the origin for the Long Head & the Short Head of the Biceps Brachii?

A

Long: Supraglenoid Tubercle
Short: Coracoid Process

44
Q

What muscle works centergistically with the Latissimus Dorsi to do Shoulder Extension, Medial Rotation & ABduction?

A

Teres Major

45
Q

What nerve innervates the Triceps Brachii?

A

Radial Nerve

46
Q

What ligament provides a roof over the head of the humerus and serves as a protective arch?

A

Coracocromial

47
Q

What is the main action of the Infraspinatus?

A

Laterally Rotates the Shoulder

48
Q

What muscle attaches to the lesser tuberosity of the humerus?

A

Subscapularis

49
Q

What muscles make up the rotator cuff?

A

SITS

Supraspinatus
Infraspinatus
Teres Minor
Subscapularis

50
Q

What nerve innervates most of the elbow Flexors>

A

Musculocutaneous

Anatomy of Upper Extremities (8 decks)

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