The MOST common complication associated with nasotracheal intubation is:

Which of the following is true about venous insufficiency ulcers?

A. Failure to use compression is the most common reason for venous insufficiency ulcer recurrence. B. Lack of appropriate antibiotic coverage is the most common reason for venous insufficiency ulcer recurrence. C. Venous insufficiency ulcers commonly recur without surgery. D. Venous insufficiency ulcers are more common in individuals under the age of 65 because they are standing more often.

The primary pacemaker cells of the heart are located in the?

A) ?SA node. B) ?AV node. C) ?wall of the left ventricle. D) ?left and right ventricles.