Pronation of hand | Supination of hand |
1. Palm facing down | 1. Palm facing up |
2. Both radius and ulna bone doesn't present parallel | 2. Both radius and ulna bone present parallel |
3. Inward rolling of hand | 3. Outward rolling of hand |
4. Muscle involve - Pronator teres & quadratus | 4. Muscle involve - Supinator |