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Clinical Correlation > Origins > Flashcards

Origins Flashcards

1
Q

upper trapezius

A
  • external occiput protuberance and medial 1/3 of superior nuchal line
  • ligamentum nuchae
  • C7 vertebrae spinous process
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2
Q

middle trapezius

A
  • T1-T5 vertebrae spinous process

- supraspinous ligaments

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3
Q

lower trapezius

A
  • T6-T12 spinous processes

- supraspinous ligaments

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4
Q

levator scapulae

A

-C1-C4 vertebrae transverse process and posterior tubercles

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5
Q

serratus anterior

A
  • Ribs 1-8 (9-10 also) by superior and outer surfaces of digitations
  • aponeurosis of intercostal muscles
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6
Q

pectoralis minor

A
  • Ribs 3-5 (sometimes 2-4) upper and outer surfaces near costal cartilage
  • aponeurosis of intercostal muscle
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7
Q

latissimus dorse

A
  • T6-T12 spinous processes
  • L1-L5 and sacral vertebrae (spinous process by thoracolumbar fascia)
  • Ribs 9-12 interdigitates with external abdominal oblique
  • posterior 1/3 of iliac crest
  • supraspinous ligament
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8
Q

anterior deltoid

A

-anterior border/superior lateral 1/3 surface shaft of clavicle

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9
Q

middle deltoid

A

-acromion, lateral margin, superior surface of scapula

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10
Q

posterior deltoid

A

-spine on lower lip of posterior border of scapula

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11
Q

pectoralis major (clavicular)

A

sternal half of anterior surface of clavicle

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12
Q

pectoralis majoe (sternocostal)

A
  • 1/2 of anterior sternum down to 6th rib
  • cartilage of all true ribs except 1/7
  • obliquus externus abdominus aponeurosis
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13
Q

supraspinatus

A
  • supraspinous fossa/medial 2/3 of scapula

- supraspinatus fascia

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14
Q

subscapularis

A
  • subscapular fossa and groove along axillary margin
  • aponeurosis separtates this muscle from teres major and long head triceps brachii
  • tendinous laminae
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15
Q

infraspinatus

A
  • medial 2/3 of scapula

- infraspinous fascia

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16
Q

teres minor

A
  • proximal 2/3 of flat surface of scapula on dorsal aspect of axillary border
  • aponeurotic laminae
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17
Q

brachioradialis

A
  • lateral supracondylar ridge, proximal 2/3 humerus

- lateral intermuscular septum (anterior)

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18
Q

supinator

A
  • lateral epicondyle of humerus
  • radial collateral ligament of elbow joint
  • annular ligament of radiulnar joint
  • dorsal surface, supinator crest of ulna
  • supinator aponeurosis
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19
Q

biceps brachii (short head)

A

-apex of coracoid process

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20
Q

biceps brachii (long head)

A

capsule of glenohumeral joint and glenoid labrum

-supraglenoid tubercles at apex of glenoid cavity

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21
Q

pronator teres (humeral head- superficial and larger)

A

shaft proximal to medial epicondyle

22
Q

pronator teres (ulnar head- deep)

A
  • medial side of coronoid process
  • joins humeral head tendon
  • share tendon from forearm flexor muscles
  • intermuscular septum
  • antebrachial fascia
23
Q

triceps brachii (long head)

A
  • infraglenoid tuberosity of scapula

- blends above with glenohumeral joint capsule

24
Q

triceps brachii (lateral head)

A
  • oblique ridge on posterior surface of humerus shaft

- lateral intermuscular septum

25
Q

triceps brachii (medial head)

A
  • entire posterior shaft of humerus surface, distal to radial groove down to trochlea
  • medial/lateral intermuscular septa
  • medial border of humerus
26
Q

extensor carpi radialis longus

A
  • distal third of lateral supracondylar ridge of humerus
  • lateral intermuscular septum
  • common extensor tendon
27
Q

-extensor carpi radialis brevis

A
  • lateral epicondyle of humerus vis common extensor tendon
  • radial collateral ligament of elbow joint
  • sponeurotic sheath and intermscular septa
28
Q

extensor digitorum

A
  • lateral epicondyle of humerus via common extensor tendon
  • intermuscular septa
  • antebrachial fascia
29
Q

extensor carpi ulnaris

A
  • lateral epicondyle of humerus via common extensor tendon
  • posterior border of ulna by aponeurosis common to flexor carpi ulnaris and flexor digitorum profundus
  • overlying fascia
30
Q

flexor carpi radialis

A
  • medial epicondyle of humerus by common flexor tendon
  • intermuscular septa
  • antebrachial fascia
31
Q

flexor digitorum superficialis (humeral-ulnar head)

A
  • medial epicondyle of humerus via common flexor tendon
  • ulnar collateral ligament of elbow joint
  • medial side of coronoid process of ulna
  • intermuscular septa
32
Q

flexor digitorum superficialis (radial head)

A

oblique line of anterior surface of radial shaft

33
Q

flexor carpi ulnaris (humeral head)

A

medial epicondyle of humerus via common flexor tendon

34
Q

flexor carpi ulnaris (ulnar head)

A
  • olecranon of ulna
  • medial border and shaft of upper 2/3 of posterior ulnar border via aponeurosis
  • intermuscular septum
35
Q

flexor digitorum profundus

A
  • upper 3/4 of anterior and medial surfaces of shaft
  • medial side of coronoid process via aponeurosis
  • ulnar half of interosseous membrane
36
Q

extensor pollicis longus

A
  • posterolateral surface of middle ulnar shaft

- interosseous membrane

37
Q

1st lumbrical

A

-digit 2 arises by single head from radial side of palmar surface

38
Q

2nd lumbrical

A
  • digit 3

- radial side of palmar surface

39
Q

3rd lumbrical

A

-digits 3 and 4 by double heads from adjacent sides of flexor digitorum profundus tendons

40
Q

4th lumbrical

A
  • digits 4 and 5

- adjacent sides of tendons

41
Q

adductor pollicis (oblique head)

A
  • capitate
  • 2nd and 3rd metacarpal bone bases
  • palmar carpal ligaments
  • flexor carpi radialis tendon sheath
  • small slip of flexor retinaculum
  • unites with tendon of transverse head
42
Q

adductor pollicis (transverse head)

A
  • distal 2/3 of palmar surface of 3rd metacarpal bone

- converges with oblique head and with 1st palmar interosseous

43
Q

abductor pollicis longus

A
  • posterior surface of ulnar shaft
  • middle third of posterior surface of radial shaft
  • interosseous membrane
44
Q

splenius capitus

A
  • ligamentum nuchae and C3-C7 vertebrae

- C40C7 spinous processes

45
Q

scalenus anterior

A

-C3-C6 anterior tubercles of transverse processes

46
Q

external oblique

A

-Ribs 5-12 by digitations that attatch to the external and inferior surfaces and alternate with digitations of the serratus anterior and latissimus dorsei

47
Q

sternocleidomastoid (sternal/medial head)

A

-ventral surface of manubrium

48
Q

sternocleidomastoid (clavicular/lateral head)

A

-superior and anterior surface of medial 1/3 clavicle

49
Q

internal oblique

A
  • thorascolumbar fascia
  • lateral 2/3 of upper inguinal ligament
  • anterior 2/3 of intermediate line of iliac crest
50
Q

Multifidi

A
  • posterior sacrum as low as S4 foramen
  • erector spinae aponeurosis
  • PSIS and adjacent crest
  • posterior sacroiliac ligaments
  • mammillary processes of L1-L5
  • transverse processes of T1-T12
  • articular processes of C4-C7
51
Q

transverse abdominus

A
  • lateral 1/3 of inguinal ligament
  • anterior 2/3 of iliac crest’s inner lip
  • thoracolumbar fascia between iliac crest and 12th rib
  • costal cartilage of 7-12

Clinical Correlation (5 decks)

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