Many movement sequences are needed in cross-country skiing. Olympic cross-country skiers must fire their muscles in a sequential order to be efficient in technique and speed.
Without looking at the muscle timing diagram about, can you remember what order the cross-country skiers muscles must move in?
- First try to name the muscles in the upper extremities -- in sequence.
- Next, try to name the muscles in the lower extremities -- in sequence.
Scroll back up to the diagram to check your answers.