Attachment - Back, Thorax, & Upper Limb Muscles

Question 1

Pronator Quadratus

Answer 1

Distal anterior ulna, distal anterior radius

Question 2

Abductor Pollicis Longus

Answer 2

Posterior proximal ulna, radius, and interosseous membrane, base of first metacarpal

Question 3

Flexor Digiti Minimi

Answer 3

Hook of Hamate & flexor retinaculum, fifth proximal metacarpal

Question 4

Abductor Digiti Minimi

Answer 4

Pisiform, fifth proximal phalanx

Question 5

Opponens Pollicis

Answer 5

Flexor retinaculum & tubercules of scaphoid & trapezium, lateral first metacarpal

Question 6

Palmaris Longus

Answer 6

Medial epicondyle, flexor retinaculum, palmar aponeurosis

Question 7

Serratus Anterior

Answer 7

Medial border & inferior angle of the scapula, Ribs 2-9

Question 8

Biceps Brachialis

Answer 8

Long Head - Supraglenoid tubercle of the scapula, radial tuberosity; Short Head - Coracoid process, radial tuberosity

Question 9

Extensor Carpi Ulnaris

Answer 9

Lateral epicondyle and posterior of the ulna, dorsal base of the fifth metacarpal

Question 10

Extensor Carpi Radialis Longus

Answer 10

Lateral epicondyle, dorsal base of the second metacarpal

Question 11

Pectoralis Major

Answer 11

Clavicle, sternum, lateral ridge of bicipital groove

Question 12

Infraspinatus

Answer 12

Infraspinous fossa, greater tubercule of humerus

Question 13

Flexor Pollicis Brevis

Answer 13

Flexor retinaculum & tubercules of scaphoid & trapezium, lateral base of the proximal phalanx of the thumb

Question 14

Aconeous

Answer 14

Lateral epicondyle, lateral olecranon, posterior aspect of the ulna

Question 15

Flexor Carpi Ulnaris

Answer 15

Medial epicondyle, pisiform, hook of hamate, fifth metacarpal

Question 16

Opponens Digiti Minimi

Answer 16

Hook of Hamate & flexor retinaculum, fifth metacarpal

Question 17

Coracobrachialis

Answer 17

Coracoid process, medial aspect of humerus

Question 18

Brachialis

Answer 18

Anterior of the humerus, coronoid process of the ulna

Question 19

Adductor Pollicis

Answer 19

Oblique Head - Second & third metacarpals & capitate, medial base of the proximal phalanx of the thumb; Transverse Head - Third metacarpal, medial base of the proximal phalanx of the thumb

Question 20

Flexor Carpi Radialis

Answer 20

Medial epicondyle, base of the second metacarpal

Question 21

Triceps

Answer 21

Long Head - Infraglenoid tubercle of the scapula, proximal end of the olecranon; Lateral Head - Posterior of humerus superior to radial groove, proximal end of the olecranon; Medial Head - Posterior of the humerus inferior to the radial groove, proximal end of the olecranon

Question 22

Pectoralis Minor

Answer 22

Coracoid process, ribs 3, 4, & 5

Question 23

Supraspinatus

Answer 23

Supraspinous fossa, greater tubercule of humerus

Question 24

Extensor Digitorum

Answer 24

Lateral epicondyle, fingers 2-5

Question 25

Flexor Digitorum Superficialis

Answer 25

Medial epicondyle and anterior radius, body of the middle phalanges of fingers 2-5

Question 26

Deltoid

Answer 26

Lateral third of the clavicle, acromion process, spine of scapula, deltoid tuberosity of humerus

Question 27

Extensor Carpi Radialis Brevis

Answer 27

Lateral epicondyle, dorsal base of the third metacarpal

Question 28

Abductor Pollicis Brevis

Answer 28

Flexor retinaculum & tubercules of scaphoid & trapezium, lateral base of the proximal phalanx of the thumb

Question 29

Extensor Indicis

Answer 29

Posterior distal ulna and interosseous membrane, finger 2 (index)

Question 30

Teres Minor

Answer 30

Lateral border of the scapula, greater tubercule of the humerus

Question 31

Palmar Interossei

Answer 31

Second, fourth, & fifth metacarpals, second, fourth, & fifth proximal phalanges

Question 32

Supinator

Answer 32

Lateral epicondyle, eadial collateral and annular ligaments, supinator fossa, crest of the ulna, lateral, posterior, and proximal radius

Question 33

Extensor Digiti Minimi

Answer 33

Lateral epicondyle, finger 5 (pinky)

Question 34

Brachioradialis

Answer 34

Lateral humerus, lateral distal radius

Question 35

Lumbricals 3 & 4

Answer 35

Flexor Digitorum Profundus tendons, fourth & fifth fingers

Question 36

Lumbricals 1 & 2

Answer 36

Flexor Digitorum Profundus tendons, second & third fingers

Question 37

Flexor Pollicis Longus

Answer 37

Anterior radius and interosseous membrane, base of the distal phalanx of the thumb

Question 38

Extensor Pollicis Longus

Answer 38

Posterior middle of the ulna and interosseous membrane, dorsal base of the distal phalanx of the thumb

Question 39

Extensor Pollicis Brevis

Answer 39

Posterior middle of the ulna and interosseous membrane, dorsal base of the distal phalanx of the thumb

Question 40

Dorsal Interossei

Answer 40

Sides of the metacarpals, seoncd, third, & fourth proximal phalanges

Question 41

Flexor Digitorum Profundus

Answer 41

Proximal anterior and medial unla and interosseous membrane, base of distal phalanges 2-5

Question 42

Subscapularis

Answer 42

Subscapular fossa, lesser tubercle of the humerus

Question 43

Subclavius

Answer 43

Clavicle, rib 1

Question 44

Pronator Teres

Answer 44

Coronoid process of the ulna, medial epicondlye of the humerus, radius

Question 45

Teres Major

Answer 45

Inferior ancle of the scapula, intertubercular groove of the humerus