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BIOL155 > Tutorial 6 - Upper Limbs > Flashcards

Tutorial 6 - Upper Limbs Flashcards

1
Q

3 Muscles in the Anterior Shoulder Girdle (Thorax)

A

subclavius
pectoralis minor
serratus anterior

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2
Q

Subclavius

A

thorax: anterior shoulder girdle

move the scapula and stabilize the shoulder girdle

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3
Q

Pectoralis minor

A

thorax: anterior shoulder girdle

move the scapula and stabilize the shoulder girdle

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4
Q

Serratus anterior

A

thorax: anterior shoulder girdle

move the scapula and stabilize the shoulder girdle

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5
Q

Trapezuis

A

thorax: posterior shoulder girdle

prime movers in elevation of the shoulder

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6
Q

Levator scapulae

A

thorax: posterior shoulder girdle

prime movers in elevation of the shoulder

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7
Q

Rhomboid major

A

thorax: posterior shoulder girdle

retract and stabilize scapula

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8
Q

Rhomboid minor

A

thorax: posterior shoulder girdle

retract and stabilize scapula

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9
Q

4 Muscles in the Posterior Shoulder Girdle (Thorax)

A

trapezius
levator scapulae
rhomboid major
rhomboid minor

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10
Q

3 Prime Movers on Arms (Thorax)

A

pectoralis major
latissimus
deltoid

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11
Q

Pectoralis major

A

thorax: prime movers on arms

cross the shoulder joint and insert on the humerus

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12
Q

Latissimus dorsi

A

thorax: prime movers on arms

cross the shoulder joint and insert on the humerus

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13
Q

Deltoid

A

thorax: prime movers on arms

cross the shoulder joint and insert on the humerus

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14
Q

Synergist

A

assist the agonist muscle or the “prime mover”

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15
Q

Fixator

A

stabilizes the origin of the agonist and the joint the origin spans

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16
Q

6 Synergists/Fixators Arm Muscles

A

supraspinatus
infraspinatus
teres minor
teres major
coracobrachialis
subscapularis

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17
Q

Supraspinatus

A

arms: synergists & fixators

  • stabilize and assist in movements of the humerus

ALSO

arms: rotator cuff

  • assist in rotation of the arm and prevent dislocation of shoulder joint
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18
Q

Infraspinatus

A

arms: synergists & fixators

  • stabilize and assist in movements of the humerus

ALSO

arms: rotator cuff

  • assist in rotation of the arm and prevent dislocation of shoulder joint
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19
Q

Teres minor

A

arms: synergists & fixators

  • stabilize and assist in movements of the humerus

ALSO

arms: rotator cuff

  • assist in rotation of the arm and prevent dislocation of shoulder joint
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20
Q

Teres major

A

arms: synergists & fixators

  • stabilize and assist in movements of the humerus
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21
Q

Coracobrachialis

A

arms: synergists & fixators

  • stabilize and assist in movements of the humerus
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22
Q

Subscapularis

A

arms: synergists & fixators

  • stabilize and assist in movements of the humerus

ALSO

arms: rotator cuff

  • assist in rotation of the arm and prevent dislocation of shoulder joint
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23
Q

Which 4 synergist/fixator arm muscles are part of the rotator cuff?

A

supraspinatus
infraspinatus
teres minor
subscapularis

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24
Q

What are the four forearm elbow flexors?

A

biceps brachii (long head)
biceps brachii (short head)
brachialis
brachioradialis

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25
Q

Biceps brachii (long head)

A

forearm: elbow flexors

main muscles of elbow flexion

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26
Q

Biceps brachii (short head)

A

forearm: elbow flexors

main muscles of elbow flexion

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27
Q

Brachialis

A

forearm: elbow flexors

main muscles of elbow flexion

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28
Q

Brachioradialis

A

forearm: elbow flexors

main muscles of elbow flexion

29
Q

4 Forearm elbow extensors

A

triceps brachii (long head)
triceps brachii (lateral head)
triceps brachii (medial head)
anoconeus

30
Q

Triceps brachii (long head)

A

forearm: elbow extensors

  • main muscles of elbow extension
31
Q

Triceps brachii (lateral head)

A

forearm: elbow extensors

  • main muscles of elbow extension
32
Q

Triceps brachii (medial head)

A

forearm: elbow extensors

  • main muscles of elbow extension
33
Q

Anoconeus

A

forearm: elbow extensors

  • main synergist (assisting) muscle of extension
34
Q

What is pronation

A

pronating forearm, rotating the radius so that your palm is facing out

35
Q

What is supination

A

reversing pronation, supinating the forearm so that the back of your hand is visible

36
Q

What are the two forearm muscles associated with pronation?

A

pronator teres / pronator quadratus

37
Q

What is the forearm muscle associate with supination?

38
Q

What are the two categories of flexors and extensors in the hand?

A

superficial flexors
deep flexors
superficial extensors
deep extensors

39
Q

What are the four superficial flexors in the hand

A

flexor carpi radialis
palmaris longus
flexor carpi ulnaris
flexor digitorium superficialis

40
Q

What are the two deep flexors in the hand

A

flexor pollicis longus
flexor digitorium profundus

41
Q

What are the five superficial extensors in the hand

A

extensor carpi radialis longus
extensor carpi radialis brevis
extensor digitorum
extensor digiti minimi
extensor carpi ulnaris

42
Q

What are the four deep extensors in the hand

A

abductor pollicis longus
extensor pollicis longus
extensor pollicis brevis
extensor indicis

43
Q

What are the three types of muscles in the fingers

A

thenar
midpalmar
hypothenar

44
Q

Flexor carpi radialis

A

hand: superficial flexors

45
Q

Palmaris longus

A

hand: superficial flexors

46
Q

Flexor carpi ulnaris

A

hand: superficial flexors

47
Q

Flexor digitorium superficialis

A

hand: superficial flexors

48
Q

Flexor pollicis longus

A

hand: deep flexors

49
Q

Flexor digitorium profundus

A

hand: deep flexors

50
Q

Extensor carpi radialis longus

A

hand: superficial extensors

51
Q

Extensor carpi radialis brevis

A

hand: superficial extensors

52
Q

Extensor digitorum

A

hand: superficial extensors

53
Q

Extensor digiti minimi

A

hand: superficial extensors

54
Q

Extensor carpi ulnaris

A

hand: superficial extensors

55
Q

Abductor pollicis longus

A

hand: deep extensors

56
Q

Extensor pollicis brevis

A

hand: deep extensors

57
Q

Extensor indicis

A

hand: deep extensors

58
Q

Extensor pollicis longus

A

hand: deep extensors

59
Q

Hands: Superficial flexors

A

muscles that flex the wrist and digits 2-5

60
Q

Hands: Deep flexors

A

flex the thumb and fingers

61
Q

Hands: Superficial extensors

A

extend the wrist, digits, little finger

62
Q

Hands: Deep extensors

A

abduct and extend thumb/index finger

63
Q

What are the 3 midpalmar muscles

A

lumbricalis
palmar interossei
dorsal interossei

64
Q

What are the 4 thenar muscles

A

abductor pollicis brevis
opponens pollicis
flexor pollicis brevis
adductor pollicis

65
Q

What are the 3 hypothenar muscles

A

abductor digiti minimi
flexor digiti minimi brevis
opponens digiti minimi

66
Q

Fingers: midpalmar

A

fine movements of fingers

67
Q

Fingers: thenar

A

muscles that move the thumb (1st digit)

68
Q

Fingers: hypothenar

BIOL155 (34 decks)

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