1. The schedule indicates that your next patient is noted for a class II on tooth #4. Are there any additional items that you would set out for the procedure that would not be included for a dass III on tooth #9?

Asubstitute is standing at the halfway line waiting to enter the match at the next stoppage of play the ball has gone over the touchline for throwing and referee allows for the substitution to substitute wants to take the throw-in does the substitute first have to enter the field of play before being allowed to take the throw-in