1. The short extending muscle originates under the head of the shoulder bone, merges with other long muscles, which continue onward and ends at the tip of the elbow.

2. The breaking muscle of the wrist originates from the mentioned protrusion, and continues over the small elbow tube, starting internally at the root of the hand, ending at the thumb.

3. The long extending muscle is revealed in conjunction with the small elbow tube, at which it proceeds and extends over the entire small elbow tube, ending at the index, middle, and ring fingers, combining with the muscle that extends the little finger and others that are not visible.

4. The external muscle of the thumb, which appears to be double, originates externally at the elbow, beneath the previously mentioned muscles, and finishes at the thumb.

5. The inner elbow muscle begins at the lower protrusion of the shoulder bone and extends over the elbow, also heading towards the wrist, covering half the area.

6. The external elbow muscle also originates from the external protrusion of the shoulder bone and ends in the hand, directly towards the little finger, assisting with the aforementioned muscles in extending the designated wrist area.

Translation Notes

Elbow Tube (Ellbogen Röh): This may refer to a conceptual or anatomical structure used in historical anatomy that doesn't have a direct modern equivalent.