Sommering's ring right eye:

The MOST common cause of cardiac arrest in adult patients is:

A) acute myocardial infarction. B) electrocution. C) a dysrhythmia. D) respiratory failure.

Positioning the femur at a 60- to 70-degree angle with the imaging table for the PA axial knee projection (Holmblad method)

1. superimposes the proximal surfaces of the intercondylar fossa. 2. places the patellar apex superior to the intercondylar fossa. 3. superimposes the lateral and the medial surfaces of the intercondylar fossa. 4. superimposes the anterior and posterior margins of the tibia plateau. a. 1 only b. 1 and 2 only c. 3 and 4 only d. 1, 2, and 3 only