If Lead I and aVF both have negative QRS complexes, the axis is ________

What color are the nitrogen tank and the oxygen tank in the dental office?

green, blue blue, yellow blue, green blue, orange

Answer the following statement(s) true (T) or false (F)

1. In addition to the four vital signs, it may be necessary to record a patient’s height and weight. 2. In the last step of a blood pressure measurement, the pressure in the cuff is released until a pulse is no longer heard, which signifies that blood flow has stopped. 3. A patient’s body temperature is measured in the dental office on a routine basis.