Cardiac Dysrhythmias Review Part 2 Questions with Complete Solutions, A+

Cardiac Dysrhythmias Review Part 2
Questions with Complete Solutions, A+
sinus bradycardia - cORRECT sOLUTION HR < 60 bpm


bradycardia etiology - cORRECT sOLUTION - sleep
- athlete
- hypothyroidism, hypoxemia
- IICP, altered mental status
- decompensated HF
- vomiting, suction, pain


bradycardia manifestations - cORRECT sOLUTION - SOB
- altered LOC
- hypotension
- EKG changes (ST changes to PVCs)


bradycardia management - cORRECT sOLUTION - resolve causes
- atropine
- emergency transcutaneous pacing
- catecholamines


for symptomatic bradycardia - cORRECT sOLUTION give atropine (ONLY for
symptomatic)


sinus tachycardia - cORRECT sOLUTION HR over 100

, tachycardia etiology - cORRECT sOLUTION stress like
- shock
- blood loss, anemia
- fever, anxiety, pain, exercise
- HF
- hyper/hypovolemia
- hypermetabolic state
- caffeine, nicotine, cocaine
- atropine


tachycardia manifestations - cORRECT sOLUTION - decreased filling time of
heart
- decreased cardiac output
- syncope
- hypotension
- acute pulmonary edema


tachycardia management - cORRECT sOLUTION - remove cause
- synchronized cardioversion
- vagal maneuvers
- adenosine
- increase fluid and sodium


narrow QRS tachycardia - cORRECT sOLUTION - beta blockers
- ccbs