Hand Test 3 Pt 3

Front 1

Flexor Digitorum Superficialis
Origin

Back 1

Common flexor tendon on the
medial epicondyle of the humerus,
coronoid process of the ulna and
radius lateral to the bicipital
tuberosity

Front 2

Flexor Digitorum Superficialis

Insertion

Back 2

By 4 tendons, each to the sides of
the middle phalanges of the fingers

Front 3

Flexor Digitorum Superficialis

Innervation

Back 3

Median n.

Front 4

Flexor Digitorum Superficialis

Action

Back 4

MCP and PIP flexion

Front 5

Flexor Digitorum Profundus
Origin

Back 5

Anterior ulna and interosseous membran

Front 6

Flexor Digitorum Profundus
Insertion

Back 6

By 4 tendons, each to the base of the dist
phalanges of digits 2–5

Front 7

Flexor Digitorum Profundus

Innervation

Back 7

Medial half: Ulnar n.
Lateral half: Median n.

Front 8

Flexor Digitorum Profundus
Action

Back 8

MCP, PIP and DIP flexion, wrist flexion

Front 9

Flexor Pollicis Longus
Origin

Back 9

Middle anterior portion of the radius and
interosseous membrane

Front 10

Flexor Pollicis Longus
Insertion

Back 10

Base of the distal phalanx of the thumb

Front 11

Flexor Pollicis Longus
Innervation

Back 11

Median n.

Front 12

Flexor Pollicis Longus
Action

Back 12

CMC, MCP and IP flexion of the thumb

Front 13

ABDuctor Pollicis Longus
Origin

Back 13

Posterior surface of the radius, ulna and
interosseous membrane

Front 14

ABDuctor Pollicis Longus
Insertion

Back 14

Base of the 1st
metacarpal

Front 15

ABDuctor Pollicis Longus
Innervation

Back 15

Radial n.

Front 16

ABDuctor Pollicis Longus
Action

Back 16

ABD and extension of the CMC of the thumb

Front 17

Extensor Pollicis Brevis
Origin

Back 17

Posterior aspect of the radius and
interosseous membrane

Front 18

Extensor Pollicis Brevis
Insertion

Back 18

Dorsal base of the proximal phalanx of
the thumb

Front 19

Extensor Pollicis Brevis
Innervation

Back 19

Radial n.

Front 20

Extensor Pollicis Brevis
Action

Back 20

Extension of the MCP & CMC joints of
the thumb

Front 21

Extensor Pollicis Longus
Origin

Back 21

Posterior surface of the ulna and interosseous
membrane

Front 22

Extensor Pollicis Longus
Insertion

Back 22

Radial n.

Front 23

Extensor Pollicis Longus

Innervation Radial n.

Back 23

radial n.

Front 24

Extensor Pollicis Longus
Action

Back 24

Extension of the IP, MCP and CMC of the
thumb

Front 25

Extensor Digitorum
Origin

Back 25

Lateral epicondyle of the humerus common extensor tendon

Front 26

Extensor Digitorum
Insertion

Back 26

By 4 tendons, each to the base of the
extensor mechanism and base of the
distal phalanx of all 4 fingers

Front 27

Extensor Digitorum
Innervation

Back 27

Radial n.

Front 28

Extensor Digitorum
Action

Back 28

Extension of the fingers

Front 29

Extensor Indicis
Origin

Back 29

Posterior surface of distal ulna and
interosseous membrane

Front 30

Extensor Indicis
Insertion

Back 30

Blends with the index tendon of the
extensor digitorum

Front 31

Extensor Indicis
Innervation

Back 31

Radial n.

Front 32

Extensor Indicis
Action

Back 32

Extension of the index finger

Front 33

Extensor Digiti Minimi
Origin

Back 33

Ulnar side of the belly of the extensor digitorum

Front 34

Extensor Digiti Minimi
Insertion

Back 34

Joins the tendon of the extensor digitorum to the little finger

Front 35

Extensor Digiti Minimi
Innervation

Back 35

Radial n.

Front 36

Extensor Digiti Minimi
Action

Back 36

Extension of the 5th finger