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(Physio) Muscles Anatomy and Action > Upper Body- Origins and Insertions > Flashcards

Upper Body- Origins and Insertions Flashcards

1
Q

What is the origin and insertion of infraspinatus

A

nfraspinatous fossa

greater tubercle of the humerus (middle facet)

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2
Q

What is the origin and insertion of flexor digitorum superficialis

A

humeroulnar head: common flexor tendon; radial head: middle 1/3 of radius

shafts of the middle phalanges of digits 2-5

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3
Q

What is the origin and insertion of extensor digiti minimi

A

common extensor tendon (lateral epicondyle of the humerus)

joins the extensor digitorum tendon to the 5th digit and inserts into the extensor expansion

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4
Q

What is the origin and insertion of extensor indicis

A

nterosseous membrane and the posterolateral surface of the distal ulna

its tendon joins the tendon of the extensor digitorum to the second digit; both tendons insert into the extensor expansion

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5
Q

What is the origin and insertion of pectoralis major

A

medial 1/2 of the clavicle, manubrium & body of sternum, costal cartilages of ribs 2-6, sometimes from the rectus sheath of the upper abdominal wall

crest of the greater tubercle of the humerus

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6
Q

What is the origin and insertion of flexor pollicis longus

A

anterior surface of radius and interosseous membrane

base of the distal phalanx of the thumb

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7
Q

What is the origin and insertion of abductor pollucis brevis

A

flexor retinaculum, scaphoid, trapezium

base of the proximal phalanx of the first digit

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8
Q

What is the origin and insertion of supraspinatus

A

supraspinatous fossa

greater tubercle of the humerus (highest facet)

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9
Q

What is the origin and insertion of extensor pollicis brevis

A

interosseous membrane and the posterior surface of the distal radius

base of the proximal phalanx of the thumb

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10
Q

What is the origin and insertion of abductor digiti minimi (hand)

A

pisiform

base of the proximal phalanx of the 5th digit on its ulnar side

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11
Q

What is the origin and insertion of opponens digiti minimi

A

hook of hamate and flexor retinaculum

shaft of 5th metacarpal

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12
Q

What is the origin and insertion of serratus posterior inferior

A

thoracolumbar fascia, spines of vertebrae T11-T12 and L1-L2

ribs 9-12, lateral to the angles

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13
Q

What is the origin and insertion of teres minor

A

upper 2/3 of the lateral border of the scapula

greater tubercle of the humerus

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14
Q

What is the origin and insertion of extensor carpi ulnaris

A

common extensor tendon & the middle one-half of the posterior border of the ulna

medial side of the base of the 5th metacarpal

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15
Q

What is the origin and insertion of subclavius

A

first rib and its cartilage inferior surface of the clavicle

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16
Q

What is the origin and insertion of teres major

A

dorsal surface of the inferior angle of the scapula

crest of the lesser tubercle of the humerus

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17
Q

What is the origin and insertion of extensor digitorum

A

common extensor tendon (lateral epicondyle of the humerus)

extensor expansion of digits 2-5

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18
Q

What is the origin and insertion of flexor carpi ulnaris

A

common flexor tendon & (ulnar head) from medial border of olecranon & upper 2/3 of the posterior border of the ulna

pisiform, hook of hamate, and base of 5th metacarpal

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19
Q

What is the origin and insertion of opponens pollicis

A

flexor retinaculum, trapezium

shaft of 1st metacarpal

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20
Q

What is the origin and insertion of extensor pollicis longus

A

interosseous membrane and middle part of the posterolateral surface of the ulna

base of the distal phalanx of the thumb

21
Q

What is the origin and insertion of trapezius

A

medial third of the superior nuchal line, external occipital protuberance, ligamentum nuchae, spinous processes of vertebrae C7-T12

lateral third of the clavicle, medial side of the acromion and the upper crest of the scapular spine, tubercle of the scapular spine

22
Q

What is the origin and insertion of pronator quadratus

A

medial side of the anterior surface of the distal one-fourth of the ulna

anterior surface of the distal one-fourth of the radius

23
Q

What is the origin and insertion of flexor carpi radialis

A

common flexor tendon from the medial epicondyle of the humerus

base of the second and third metacarpals

24
Q

What is the origin and insertion of pectorialis minor

A

ribs 3-5

coracoid process of the scapula

25
Q

What is the origin and insertion of latissimus dorsi

A

vertebral spines from T7 to the sacrum, posterior third of the iliac crest, lower 3 or 4 ribs, sometimes from the inferior angle of the scapula

floor of the intertubercular groove

26
Q

What is the origin and insertion of abductor pollicis longus

A

middle one-third of the posterior surface of the radius, interosseous membrane, mid-portion of posterolateral ulna

radial side of the base of the first metacarpal

27
Q

What is the origin and insertion of deltoid

A

lateral one-third of the clavicle, acromion, the lower lip of the crest of the spine of the scapula

deltoid tuberosity of the humerus

28
Q

What is the origin and insertion of supinator

A

lateral epicondyle of the humerus, supinator crest & fossa of the ulna, radial collateral ligament, annular ligament

lateral side of proximal one-third of the radius

29
Q

What is the origin and insertion of anconeus

A

lateral epicondyle of the humerus

lateral side of the olecranon and the upper one-fourth of the ulna

30
Q

What is the origin and insertion of triceps brachii

A

long head: infraglenoid tubercle of the scapula; lateral head: posterolateral humerus & lateral intermuscular septum; medial head: posteromedial surface of the inferior 1/2 of the humerus

olecranon process of the ulna

31
Q

What is the origin and insertion of extensor carpi radialis brevis

A

lateral supracondylar ridge of the humerus (common extensor tendon

dorsum of the third metacarpal bone (base)

32
Q

What is the origin and insertion of biceps brachii

A

short head: tip of the coracoid process of the scapula; long head: supraglenoid tubercle of the scapula

tuberosity of the radius

33
Q

What is the origin and insertion of flexor digiti minimi brevis (hand)

A

hook of hamate & the flexor retinaculum

proximal phalanx of the 5th digit

34
Q

What is the origin and insertion of flexor digitorum profundus

A

posterior border of the ulna, proximal two-thirds of medial border of ulna, interosseous membrane

base of the distal phalanx of digits 2-5

35
Q

What is the origin and insertion of subscapularis

A

medial two-thirds of the costal surface of the scapula (subscapular fossa)

lesser tubercle of the humerus

36
Q

What is the origin and insertion of palmaris brevis

A

fascia overlying the hypothenar eminence

skin of the palm near the ulnar border of the hand

37
Q

What is the origin and insertion of rhomboideus minor

A

inferior end of the ligamentum nuchae, spines of vertebrae C7 and T1

medial border of the scapula at the root of the spine of the scapula

38
Q

What is the origin and insertion of palmaris longus (if present)

A

common flexor tendon, from the medial epicondyle of the humerus

palmar aponeurosis

39
Q

What is the origin and insertion of coracobrachialis

A

coracoid process of the scapula

medial side of the humerus at mid-shaft

40
Q

What is the origin and insertion of rhomboideus major

A

spines of vertebrae T2-T5

medial border of the scapula inferior to the spine of the scapula

41
Q

What is the origin and insertion of serratus anterior

A

ribs 1-8 or 9

medial border of the scapula on its costal (deep) surface

42
Q

What is the origin and insertion of serratus posterior superior

A

ligamentum nuchae, spines of vertebrae C7 and T1-T3

ribs 1-4, lateral to the angles

43
Q

What is the origin and insertion of brachialis

A

anterior surface of the lower one-half of the humerus and the associated intermuscular septa

coronoid process of the ulna

44
Q

What is the origin and insertion of pronator teres

A

common flexor tendon and (deep or ulnar head) from medial side of coronoid process of the ulna

midpoint of the lateral side of the shaft of the radius

45
Q

What is the origin and insertion of flexor pollicis brevis

A

flexor retinaculum, trapezium

proximal phalanx of the 1st digit

46
Q

What is the origin and insertion of levator scapulae

A

ransverse processes of C1-C4 vertebrae

medial border of the scapula from the superior angle to the spine

47
Q

What is the origin and insertion of extensor carpi radialis longus

A

lower one-third of the lateral supracondylar ridge of the humerus

dorsum of the second metacarpal bone (base)

48
Q

What is the origin and insertion of adductor pollicis

A

oblique head: capitate and base of the 2nd and 3rd metacarpals; transverse head: shaft of the 3rd metacarpal

base of the proximal phalanx of the thumb

49
Q

What is the origin and insertion of brachioradialis

A

upper two-thirds of the lateral supracondylar ridge of the humerus

lateral side of the base of the styloid process of the radius

(Physio) Muscles Anatomy and Action (9 decks)

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