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BIOL 203 – Summer 2012 Instructor: Alexandra Okihiro

BIOL 203 – Summer 2012 Instructor: Alexandra Okihiro. The Forearm, Wrist and Hand. Olecranon Process. Head. Trochlear Notch (U shape). Radial Tuberosity. Radial Notch. [Note: The ulna is the only bone where the “head” is found at the distal end instead of proximal end.]. Styloid Process.

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BIOL 203 – Summer 2012 Instructor: Alexandra Okihiro

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  1. BIOL 203 – Summer 2012 Instructor: Alexandra Okihiro The Forearm, Wrist and Hand Olecranon Process Head Trochlear Notch (U shape) Radial Tuberosity Radial Notch [Note: The ulna is the only bone where the “head” is found at the distal end instead of proximal end.] Styloid Process Head Styloid Process

  2. Right Hand Distal Phalanx of Digit 5 Middle Phalanx of Digit 5 Distal Phalanx of Pollex (Digit 1) Proximal Phalanx of Digit 5 Proximal Phalanx of Pollex (Digit 1) Metacarpal 5 Metacarpal 1 Carpals (There are 8 total)

  3. Muscles that Move the Forearm, Hand and Fingers 2 4 4 1 3 Palmaris Longus Flexor Carpi Radialis Flexor Carpi Ulnaris Flexor DigitorumSuperficilalis Flexor DigitorumProfundus Flexor PollicisLongus 6 5

  4. Muscles that Move the Forearm, Hand and Fingers 9 7 8 8 10 11 7. Extensor Digitorum 8. Extensor Carpi RadialisLongus & Brevis 9. Extensor Carpi Ulnaris 10. Extensor PollicisBrevis 11. Abductor PollicisLongus

  5. Hand Palmar Aponeurosis Flexor Retinaculum

  6. The Forearm, Wrist and Hand [Note: The ulna is the only bone where the “head” is found at the distal end instead of proximal end.]

  7. Muscles that Move the Forearm, Hand and Fingers 2 4 4 1 3 6 5

  8. Muscles that Move the Forearm, Hand and Fingers 9 7 8 8 10 11

  9. Hand

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