The only first aid measure for a dislocation is to ____ the affected area and get to a medical office or hospital

In an ECG, the P wave is representative of:

A. Conduction through the AV node. B. Atrial contraction. C. Ventricular depolarization. D. Sinus node discharge.

An artificial shunt in which the vein and artery have been fused through surgery is usually found in:

a. cardiac patients. b. patients with only one arm. c. kidney dialysis patients. d. patients with muscle disease.