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Electrocardiography and Mechanism of Action Quiz

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Electrocardiography and Mechanism of Action Quiz

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Questions and Answers

What is the main purpose of placing electrodes on specific areas of the body in an ECG?

To detect the electrical signals produced by the heart (correct)

To monitor respiratory rate

To measure blood pressure levels

To record brain activity

Why is it important for the patient to stay still during an ECG test?

To reduce anxiety in the patient

To improve communication with the nurse

To prevent interference with the recording process (correct)

To speed up the test process

What information can healthcare professionals obtain by analyzing the waves recorded in an ECG?

Muscle strength

Heart's rhythm and rate (correct)

Lung capacity

Blood sugar levels

Why does an ECG not reliably predict future cardiac events?

It only shows a snapshot Signup and view all the answers

What is a disadvantage of using an ECG related to patient movement?

It may affect the accuracy of results Signup and view all the answers

Why does understanding ECG results require special training?

To ensure accurate interpretation Signup and view all the answers

What is the purpose of an ECG?

To measure the electrical activity of the heart Signup and view all the answers

How does an ECG work?

By placing electrodes on the skin to detect heart's electrical impulses Signup and view all the answers

What health conditions can be diagnosed using an ECG?

Arrhythmias and heart attacks Signup and view all the answers

Why is it important to keep the skin clean and dry before an ECG test?

To prevent skin irritation caused by the electrodes Signup and view all the answers

In what ways can an ECG be used for monitoring treatment?

Monitoring how well medication works for heart conditions Signup and view all the answers

What is a primary precaution mentioned for using an ECG?

Use of oily lotions/creams on the skin before the test Signup and view all the answers