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Chapter 50 Flashcards

1
Q

Pectoral region muscles (3)

A

Pectoralis major m
Pectoralis minor m
Serratus anterior m.

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2
Q

Pectoralis major action

A

Adduct, medially rotate and flex arm at shoulder

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3
Q

Pectoralis major innervation

A

Medial pectoral n

Lateral pectoral n

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4
Q

Pectoralis minor action

A

Depress scapula

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5
Q

Pectoralis minor innervation

A

Medial pectoral n

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6
Q

Serratus anterior action

A

Upward rotation of the scapula

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7
Q

Serratus anterior innervation

A

Long thoracic n

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8
Q

Muscles of the shoulder (6)

A 
Deltoid
Supraspinatus
Infraspinatus
Teres minor 
Subscapularis
Teres major
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9
Q

Action of the deltoid

A

Flex, extend, medially AND literally rotate, abduct arm at shoulder

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10
Q

Deltoid innervation

A

Axillary n

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11
Q

Supraspinatus action

A

Abduct arm at shoulder

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12
Q

Supraspinatus innervation

A

Suprascapular nerve

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13
Q

Infraspinatous muscle action

A

Lateral rotation of arm at shoulder

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14
Q

Infraspinatus m innervation

A

Suprascapular n

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15
Q

Teres minor action

A

Lateral rotation of the arm at shoulder

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16
Q

Teres minor innervation

A

Axillary n

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17
Q

Subscapularis action

A

Medial rotation of arm at shoulder

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18
Q

Subscapularis m innervation

A

Upper and lower subscapular nerves

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19
Q

Teres major action

A

Adduct and medially rotate arm at shoulder

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20
Q

Teres major innervation

A

Lower subscapular nerve

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21
Q

Arm muscles (4)

A

Triceps brachii
Biceps brachii
Coracobrachialis
Brachialis

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22
Q

Triceps brachii action

A

Extend forearm at elbow

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23
Q

Biceps brachii action

A

Flex and supinate forearm at elbow

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24
Q

Triceps brachii innervation

A

Radial n

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25
Biceps brachii innervation
Musculocutaneous n
26
Coracobrachialis action
Flex arm at shoulder
27
Coracobrachialis action
Flex arm at shoulder
28
Coracobrachialis innervation
Musculocutaneous nerve
29
Brachialis action
Flex forearm at elbow
30
Brachialis innervation
Musculocutaneous
31
Anterior superficial forearm muscles (4)
Pronator teres m Flexor carpi radialis m Palmaris longus m. Flexor carpi ulnaris m
32
Pronator teres action
Pronate forearm at elbow
33
Pronator teres innervation
Median n
34
Flexor carpi radialis action
Flex and abduct hand at wrist
35
Flexor carpi radialis innervation
Median nerve
36
Palmaris longus action
Flex hand at wrist
37
Palmaris longus innervation
Median n
38
Flexor carpi ulnaris action
Flex and adduct hand at wrist
39
Flexor carpi ulnaris innervation
Ulnar n
40
Anterior intermediate forearm muscle
Flexor digitorum superficialis
41
Flexor digitorum superficialis action
Flex digits 2-5
42
Flexor digitorum superficialis innervation
Median n
43
Anterior deep forearm muscles (3)
Flexor pollicis longus m Flexor digitorum profundus m Pronator quadratus m
44
Flexor pollicis longus action
Flex thumb
45
Flexor pollicis longus innervation
Anterior interosseous n (AIN)
46
Flexor digitorum profundus action
Flex digits 2-5
47
Flexor digitorum profundus innervation
``` AIN (lateral) Ulnar n (medial) ```
48
Pronator quadratus action
Pronate hand at wrist
49
Pronator quadratus innervation
AIN (anterior interosseous n)
50
Posterior superficial forearm muscles (7)
``` Brachioradialis m Extensor carpi radialis longus m Extensor carpi radialis brevis m Extensor digitorum m Extensor digiti minimi m Extensor carpi ulnaris m Anconeus m ```
51
Brachioradialis action
Flex forearm at elbow
52
Brachioradialis innervation
Radial n
53
Extensor carpi radialis brevis action
Extend and abduct hand at wrist
54
Extensor carpi radialis brevis innervation
Deep branch of radial n
55
Extensor carpi radialis longus action
Extend and abduct hand at wrist
56
Extensor carpi radialis longus innervation
Radial n
57
Extensor digitorum action
Extend digits 2-5
58
Extensor digitorum innervation
Posterior interosseous n (PIN)
59
Extensor digiti minimi action
Extend digit 5
60
Extensor digiti minimi innervation
PIN
61
Extensor carpi ulnaris action
Extend and adduct hand at wrist
62
Extensor carpi ulnaris innervation
PIN
63
Anconeus action
Extend forearm at elbow
64
Anconeus innervation
Radial n
65
Posterior deep forearm muscles (5)
``` Supinator m Abductor pollicis longus m Extensor pollicis brevis m Extensor pollicis longus m Extensor indicis m ```
66
Supinator action
Supinate forearm at elbow
67
Supinator innervation
PIN
68
Abductor pollicis longus action
Abduct thumb
69
Abductor pollicis longus innervation
PIN
70
Extensor pollicis brevis action
Extend thumb
71
Extensor pollicis longus innervation
PIN
72
Extensor pollicis brevis action
Extend thumb
73
Extensor pollicis brevis innervation
PIN
74
Extensor pollicis longus action
Extend thumb
75
Extensor pollicis longus innervation
PIN
76
Extensor indicis action
Extend index finger
77
Extensor indicis innervation
PIN
78
Thenar hand muscles
Abductor pollicis brevis m Flexor pollicis brevis m Opponens pollicis m Adductor pollicis m
79
Hypothenar hand muscles (4)
Abductor digiti minimi m Flexor digiti minimi brevis m Opponens digiti minimi m Palmaris brevis m
80
Small hand muscles
Lumbricals 1-4 Dorsal interossei 1-4 Palmar interossei 1-4

Anatomy (13 decks)

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