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GMS 6530/GMS6530 University Of Florida -GMS 6530 (Med Pharm II - Cardio): PROBLEM SET 4 Antiarrhythmics Questions With Complete Solutions $10.99   Add to cart

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GMS 6530/GMS6530 University Of Florida -GMS 6530 (Med Pharm II - Cardio): PROBLEM SET 4 Antiarrhythmics Questions With Complete Solutions

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GMS 6530/GMS6530 University Of Florida -GMS 6530 (Med Pharm II - Cardio): PROBLEM SET 4 Antiarrhythmics Questions With Complete Solutions

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  • August 12, 2024
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GMS 6530 (Med Pharm II - Cardio): PROBLEM SET 4
Antiarrhythmics Questions With Complete Solutions

Fast inactivation of a Na+ channel is accomplished through
which mechanism?

Binding of K+
Large-scale conformation change
Channel internalization
Protein binding
Movement of the inactivation gate Correct Answers Movement
...... ......




of the inactivation gate

The electrical impulse responsible for cardiac contraction begins
in what location?

Atria
AV node
SA node
Purkinje fibers
Ventricles Correct Answers SA node
...... ......




Which type of arrhythmia features the least control of heart
contractions?

Bradycardia
Tachycardia
Fibrillation Correct Answers Fibrillation
...... ......




Which mechanism of arrhythmia is triggered by the ANS?

, Enhanced normal automaticity
Early afterdepolarizations
Delayed afterdepolarizations Correct Answers Enhanced normal
...... ......




automaticity

A Ca2+ channel blocker would be expected to alleviate which
mechanism of arrhythmia?

Enhanced normal automaticity
Abnormal automaticity
Early afterdepolarizations
Delayed afterdepolarizations Correct Answers Delayed
...... ......




afterdepolarizations

Which type of arrhythmia would appear on an ECG as a large
downward peak occurring before any upwards peaks?

Premature ventricular beat
Atrial fibrillation
Torsade de Pointes
Ventricular fibrillation Correct Answers Premature ventricular
...... ......




beat

Which type of arrhythmia would appear on an ECG as a
repeated pattern of small, irregular P waves (sometimes not even
considered to be true p waves) with interspersed QRS waves?

Premature ventricular beat
Atrial fibrillation
Monomorphic ventricular tachycardia
Torsade de Pointes

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