Flexors
Extensors
Wrist/Hand Muscles
More Wrist/Hand
Other
100

O: Anterior surface of the Radius

I:Base of the 1st Distal Phalanx

A:Flexion

I:Median Nerve

Flexor Pollicis Longus

100

O: Lateral Epicondyle

I: Base of 5th MC

A: Extension/Adduction

I: Radial

Extensor Carpi Ulnaris

100

O:Flexor retinaculum, Scaphoid, Trapezium

I: Lateral border of 1st MC

A: Opposition

I:Median

Opponens Pollicis

100

Extensor Carpi Radialis Brevis

O: Lateral Epicondyle

I: Base of the 3rd MC

A: Extension/Abduction of the Wrist

I: Radial

100

Abductor Pollicis Longus

O: Dorsal Surface of the Radius/Ulna

I: Base of 1st MC

A: Extension of 1st Digit

I: Radial

200

O: Humeral Medial Epicondyle

I: Base of the 2nd and 3rd Metacarpal

A: Flexion/Radial Abduction of the Hand at the wrist

I: Median

Flexor Carpi Radialis

200

O:Lateral Epicondyle of Humerus

I: Proximal Phalanx of Digit 5; 5th DIP

A: Extension of 5th Digit Joints

I: Radial

Extensor Digiti Minimi

200

O:Flexor Retinaculum, Trapezium, Scaphoid

I:Base of 1st Proximal Phalanx 

A: Abducts Thumb

I: Median

Abductor Pollicis Brevis

200

Extensor Carpi Radialis Longus

O: Lateral Supracondylar Ridge

I: Base of the 2nd MC

A: Extension/Abduction of Wrist

I: Radial

200

In Anatomic position, from Lateral to Medial, list the proximal Carpal Bones.

Scaphoid, Lunate, Triquetrum, Pisiform

300

O: Humeral head; Medial Epicondyle

I: Middle Phalanges 2-5

A: Phalangeal Flexion

I: Median

Flexor Digitorum Superficialis

300

Extensor Digitorum

O: Lateral Epicondyle

I: DIP 2-5

A: Extension of digits 2-5

I: Radial

300

O: Trapezoid, Capitate Bone; Flexor Retinaculum and Trapezium

I:Radial Side of the base of Proximal Phalanx 1

A: Flexes

I: Ulnar;Median

Flexor Pollicis Brevis - Deep and Superficial Head

300

Extensor Pollicis Brevis

O: Radial Body

I: Base of the 1st Proximal Phalanx

A: Extension of 1st Digit, Hand Abduction

I: Radial

300

In Anatomic position, from Lateral to Medial, list the distal Carpal Bones.

Trapezium, Trapezoid, Capitate, Hamate

400

Flexor Digitorum Profundus

O: Anterior/Medial Surface of the Ulna and IO membrane

I: Base of the Palmar surface of DIP 2-5

A: Flexion of DIP 2-5

I: Median and Ulnar

400

Extensor Pollicis Longus

O: Middle part of posterior ulnar body

I: Base of 1st DIP

A: Extension

I: Radial

400

Adductor Pollicis

O: 2nd and 3rd MC; Carpal Bone

I: Medial Side of the Base of the 1st Proximal Phalanx

A: Adduction 

I: Ulnar

400

Abductor Digiti Minimi

O: Pisiform

I: Medial side of 5th Proximal Phalanx

A: Abducts digit 5 

I: Ulnar

400

Which ligament attaches to the Pisiform, Hook of the hamate, Trapezium and Scaphoid? 

Flexor Retinaculum

500

Flexor Carpi Ulnaris

O:Medial Epicondyle of the Humerus

I: Pisiform, Hook of the Hamate, Base of 5th MC

A: Flexes Wrist/Ulnar Deviation

I: Ulnar

500

Extensor Indicus

O: Posterior surface of the Ulna

I: 2nd DIP Posterior Side

A: Extension

I: Radial

500

Palmaris Brevis

O: Flexor Retinaculum

I: Skin on Ulnar Border

A: Folds the skin of the ulnar side

I: Ulnar

500

Flexor Digiti Minimi Brevis

O: Flexor Retinaculum and Hook of the Hamate

I: Base of the 5th Proximal Phalanx

A: Flexion of 5th Digit Joints

I: Ulnar

500

Describe:

PAD

DAB

Palmar Interossei Adductor

Dorsal Interossei Abductor

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