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1. Fill in the following table with the missing information about these electroc

ID: 3520404 • Letter: 1

Question

1. Fill in the following table with the missing information about these electrocardiograms. For the name of the condition choose from: tachycardia, ventricular fibrillation, or 2ad degree heart block) (2 pts per box) Name of Possible cause Condition Name 1 Example characteristic Anxiety, WPW syndrome, overactive thyroid No organized activity, no cardiac output or pulse Sinus bradycardia More P waves than QRS complexes 2. A heart will continue to beat, even if there were no action potentials coming from the brain or spinal nerves. Why is this? (2 pts) 3. What will happen to the rate of contraction of the ventricle, if there is no signal coming from the sinoatrial node, and why? (2 pts) 4. What is hyperkalemia, and how would it affect resting membrane potential, and ability of excitable cells to reach threshold? (3 pts)

Explanation / Answer

Ans:-

Tachycardia Arrhythmia

Anexity,WPW syndrome,

overactive thyroid.

Basic Arrhythmia

Tachycardia Arrhythmia

Anexity,WPW syndrome,

overactive thyroid.

very rapid but regular contractions Ventricular fibrillation problem in the electrical impulses traveling through the heart after a first heart attack no organized activity no cardiac output or pulse bradycardia cause is sick sinus syndrome A slow heart rate

Basic Arrhythmia

Coronary artery disease more P complex than QRS system

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