| FDI: | Abduction of the second digit. |
| APB: | Flexion of the metacarpalphalangeal joint of the thumb. |
| EIP: | Extension of the second digit while maintaining the other digits at rest. |
| FDS: | Flexion of the proximal interphalangeal joint of the second through fifth digits. |
| EDC: | Extension of the metacarpalphalangeal of the second through fifth digits. |
| ECR: | Extension and radial deviation of the wrist. |
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