How many hours should children avoid food before planned N2O-O2 sedation?

While you are assessing a patient, he complies with your request to roll up his pant leg so you can inspect his injured ankle. You would assign a Glasgow Coma Scale motor response score of:

A) 6 B) 5 C) 4 D) 3

Dislocated right elbow. Patient was roller skating on a sidewalk, and fell after running into a wall when he was unable to stop in time. Which of the following external cause codes should be assigned?

a. W18.01XA b. W18.01XA, Y92.480, Y93.51 c. Y92.480 d. W180.2XA, Y92.480, Y93.51