EKG TEST FOR HOUSTON METHODIST UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

EKG TEST FOR HOUSTON METHODIST UPDATED
ACTUAL QUESTIONS AND CORRECT ANSWERS

Question:
1. SA Node Rate
Answer:
60-100

Question:
2. AV junction Rate
Answer:
40-60

Question:
3. Purkinje Fiber Rate
Answer:
20-40

Question:
4. Small sqares on EKG paper is how many seconds
Answer:
0.04 seconds

Question:
5. Large squares on EKG paper is how many seconds
Answer:
0.20

Question:
6. Normal P wave duration
Answer:
<0.11 seconds (less than three small squares)

Question:
7. Normal QRS duration
Answer:
<0.12 seconds

Question:
8. Normal PR Interval duration
Answer:
0.12-0.2

Question:
9. Ventricular Bigeminy

, Answer:
PVC every other beat Due to low magnesium or potassium or MI




Question:
10. Ventricular Trigeminy
Answer:
Every third beat is a PVC Due to low magnesium or potassium or MI




Question:
11. SVT
Answer:
150-250 bpm causes: stimulants, med toxicity, hyperthyroidism Interventions: vagal, cardiovert, CCB, BB




Question:
12. AFIB
Answer:
Rate controlled in <100 bpm QRS is normal Causes: HTN, hyperthyroidism, COPD, post heart surgery
Intervention: CCB, BB, anticoagulants, digoxin Cannot Convert Rhythm if >48 hours since onset




Question:
13. A Flutter