Cardiac 3

Question 1

Q waves are considered pathological if:

Answer 1

> 40 ms (1 mm) wide
2 mm deep
25% of depth of QRS complex
Seen in leads V1-3

Question 2

There are two correct electrode positions for cardioversion. The pads should be placed where?

Answer 2

-left chest anterior to the heart and left upper back

or

-right upper chest and left midaxillary line.

Question 3

Where should pads be placed for defibrillation?

Answer 3

-left chest anterior to the heart and left upper back

or

-right upper chest and left midaxillary line.

Question 4

Atropine Dose

Answer 4

• initial 0.5 mg IV/IO
• q 3–5 minutes
• maximum of 3 mg

Question 5

Transcutaneous Cardiac Pacing- initial capture settings

Answer 5

40 to 60 mA to capture

set at max mA if unstable and decrease until threshold reached