____, which can be classified as compensated or uncompensated, is defined as inadequate tissue perfusion with oxygen.

For the acquisition of a 4-lead tracing, why is the skin cleansed, dried, and shaved of hair (if necessary) prior to applying the ECG electrodes?

A) Because ECG monitoring is a sterile procedure B) To decrease the amount of energy needed should the patient need to be defibrillated C) To enhance the conductivity between the electrode and the skin D) Because it makes the heart more responsive to defibrillatory shocks

A decrease in vertical angulation of no more than 20 degrees is acceptable to record more in the apical region on periapical radiographs for children

Indicate whether the statement is true or false