The ____ made it illegal to obtain "narcotics" (e.g., morphine) without a prescription.

A tangential supraspinatus outlet projection (Neer method) with accurate positioning is obtained when

1. the arm is abducted and the midcoronal plane is at a 60-degree angle with the IR. 2. a 10- to 15-degree caudal central ray angulation is used. 3. the central ray is centered to the superior aspect of the humeral head. 4. the midcoronal plane is vertical. a. 1 and 2 only b. 1 and 3 only c. 2, 3, and 4 only d. 1, 2, 3, and 4

Causes of ventricular fibrillation include which of the following? 1. Damage to the sinoatrial node 2. Digitalis overdose 3. Severe hypoxia 4. Myocardial infarction (MI)

a. 2 and 4 only b. 1, 2, and 3 only c. 2, 3, and 4 only d. 1, 3, and 4 only