Physician documents that critical care services were provided to a 12-year-old patient for 45 minutes. What is the correct E/M code assignment for this service?

Aspirin acts ______________ not ______________

Fill in the blank(s) with correct word

____ is a gas produced by fire that overstimulates the rate of breathing.

A. Carbon dioxide B. Carbon monoxide C. Hydrogen chloride D. Phosgene