On the lateral incisor's labial surface, the distal incisal angle is:

In using the standard for evaluating incapacitation from CO2, the investigator must calculate the fraction of CO inhaled per minute in 1 hour. During moderate activity the RMV value is approximately 25 L/min. What is the amount of CO the person should have when examined?

a. 15 percent COHb b. 30 percent COHb c. 22 percent COHb d. 45 percent COHb

Documentation of an extended HPI includes at least:

A) one HPI element. B) two HPI elements. C) three HPI elements. D) four HPI elements.