ANATOMY – UB – FOREARMS – MUSCLE

MUSCLES of the FOREARMS

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ANTERIOR GROUP

1

· SUPERFICIAL LAYER

  1. Flexor Carpi Ulnaris: Flexion of the Wrist + Ulnar Deviation | Ulnar Nerve
  2. Palmaris Longus: Assists with Wrist Flexion | Median Nerve
  3. Flexor Carpi Radialis: Flexion of the Wrist + Radial Deviation | Median Nerve
  4. Pronator Teres: Pronation of the Forearm | Median Nerve

· INTERMEDIATE LAYER

  1. Flexor Digitorum Superficialis: Flexion of the Wrist + Digits 2,3,4,5 | Median Nerve

· DEEP LAYER

  1. Flexor Pollicis Longus: Flexion of the 1st Digit (Thumb) | Median Nerve
  2. Flex or Digitorum Profundus: Flexion of Digits 2,3,4,5 | Ulnar Nerve for the Ring & Little Fingers + Median Nerve for the Middle & Index Fingers
  3. Pronator Quadratus: Pronation of the Forearm | Median Nerve

LATERAL GROUP

1

  1. Brachioradialis: Elbow Flexion | Radial Nerve
  2. Extensor Carpi Radialis Longus & Brevis: Wrist Extension & Radius Deviation | Radial Nerve

POSTERIOR GROUP

1

· POSTERIOR SUPERFICIAL LAYER

  1. Extensor Digitorum: Extension of Digits 2,3,4,5 | Radial Nerve
  2. Extensor Digiti Minimi: Extension of Digit 5 | Radial Nerve
  3. Extensor Carpi Ulnaris: Wrist Extension & Ulnar Deviation | Radial Nerve
  4. Anconeus – Elbow Extension & Ulnar Deviation in Pronation | Radial Nerve

· POSTERIOR DEEP LAYER

  1. Supinator: Supination of the Forearm | Radial Nerve
  2. Abductor Pollicis Longus: Abduction of Digit 1 (Thumb) | Radial Nerve
  3. Extensor Pollicis Longus & Brevis: Extension of Digit 1 (Thumb) | Radial Nerve
  4. Extensor Indicis: Extends Digit 2 (Index Finger) | Radial Nerve

VIDEOS

  1. All Muscles of the Forearm . Anatomy Zone
  2. 12 Posterior Muscles . Noted Anatomist
  3. Posterior Muscles . Anatomy Zone
  4. Posterior Muscles . Webster
  5. 8 Anterior Muscles . Noted Anatomist
  6. Anterior Muscles . Anatomy Zone
  7. Anterior Muscles . Webster

ALL MUSCLES OF THE FOREARM

POSTERIOR MUSCLES OF THE FOREARM

ANTERIOR MUSCLES OF THE FOREARM

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