1. Anatomy and Physiology of Human Movement 420:050
Wrist and Hand Joints
Anatomy and Physiology of Human Movement
420:050

2. Wrist and Hand Joints Complex Simplification 29 bones ~ 29 joints
> 30 muscles
Simplification
Carpals
Extrinsic muscles only
7 joints

3. Objectives
1. Be able to identify the bones of the wrist and hand joints.
2. Be able to identify the wrist and hand joints
3. Be able to identify the landmarks of the lower ulna and lower radius.
4. Be able to identify and describe the movements of the wrist and hand joints.
5. Be able to identify and describe the general attachments (distal/proximal), and movements of the wrist and hand joint muscles.

4. Wrist and Hand Joint Bones
Radius
Ulna
Carpals
Metacarpals
Proximal phalanges
Middle phalanges
Distal phalanges

5. Middle?

6. Objectives
1. Be able to identify the bones of the wrist and hand joints.
2. Be able to identify the wrist and hand joints
3. Be able to identify the landmarks of the lower ulna and lower radius.
4. Be able to identify and describe the movements of the wrist and hand joints.
5. Be able to identify and describe the general attachments (distal/proximal), and movements of the wrist and hand joint muscles.

7. Wrist and Hand Joints Radiocarpal joint Biaxial ball and socket
Intercarpal joints
Gliding/nonaxial
Carpometacarpal joints
Fingers – Gliding/nonaxial
Thumb – Biaxial saddle
Metacarpophalangeal joints
Fingers – Biaxial ball and socket
Thumb – Uniaxial hinge
Proximal interphalangeal joints
Fingers – Uniaxial hinge
Distal interphalangeal joints
Fingers – Uniaxial hinge
Interphalangeal joint

8. Radiocarpal joint

9. Objectives
1. Be able to identify the bones of the wrist and hand joints.
2. Be able to identify the wrist and hand joints
3. Be able to identify the landmarks of the lower ulna and lower radius.
4. Be able to identify and describe the movements of the wrist and hand joints.
5. Be able to identify and describe the general attachments (distal/proximal), and movements of the wrist and hand joint muscles.

10. Bony Landmarks
Styloid process of ulna
Styloid process of radius

11. Objectives
1. Be able to identify the bones of the wrist and hand joints.
2. Be able to identify the wrist and hand joints
3. Be able to identify the landmarks of the lower ulna and lower radius.
4. Be able to identify and describe the movements of the wrist and hand joints.
5. Be able to identify and describe the general attachments (distal/proximal), and movements of the wrist and hand joint muscles.

12. Wrist and Hand Joint Movements
Wrist flexion/extension
Wrist abduction/adduction
Radial/ulnar deviation
Wrist circumduction
Finger flexion/extension
Finger abduction/adduction
Finger circumduction

13. Wrist and Hand Joint Movements
Radiocarpal joint: Biaxial ball and socket
Movement: F/E, Abd/Add, Circ.
Intercarpal joints: Nonaxial
Movement: Linear gliding
Carpometacarpal joints (F): Nonaxial
Carpometacarpal joint (T): Biaxial saddle

14. Wrist and Hand Joint Movements
Metacarpophalangeal joints (F): Biaxial ball and socket
Movement: F/E, Abd/Add, Circ.
Metacarpophalangeal joint (T): Uniaxial hinge
Movement: F/E
Proximal interphalangeal joints: Uniaxial hinge

15. Wrist and Hand Joint Movements
Distal interphalangeal joints: Uniaxial hinge
Movement: F/E
Interphalangeal joint: Uniaxial hinge