Each lead of an ECG has a ____ pole and measures the electrical differences between two or three electrodes.

The two types of job qualifications are

A) Education and skills B) Essential and ideal C) Education and experience D) Required and preferred

When checking the cuff of the LMA prior to insertion, you should:

A) stretch the cuff to check for tears or other damage. B) inflate the cuff with 100 mL of air and then deflate. C) gently pull on the cuff at the tube to ensure integrity. D) inflate the cuff with 50% more air than is required.