ekg quiz 1

These flashcards cover key concepts related to electrocardiography and cardiac anatomy based on the lecture notes.

What is the abbreviation for myocardial infarction?

MI

What is the best response when a patient states, 'I do not want that electricity going through me' during an EKG?

Explain EKG is not harmful and does not produce electricity.

What is an abnormal heartbeat called?

Dysrhythmia.

Which of the following is not a reason for performing ECG?

Not for cerebral artery.

What is the term for the narrowing of arteries supplying the heart?

Coronary heart disease

What is the definition of blood pressure?

The force with which blood is pumped against the walls of the arteries.

What percentage of American adults has some form of coronary artery disease?

1 out of 3.

What are slander and libel considered?

Both are illegal and unethical defaming; libel is written and slander is spoken.

What is the outermost layer of the heart?

Epicardium/pericardium.

What is the name of the valve between the left atrium and left ventricle?

Mitral valve/Bicuspid valve.

What are the two semilunar valves?

Pulmonary and aortic.

Which blood vessel provides oxygen directly to the heart?

Coronary artery.

What are the lubb and dubb sounds in the heart?

They are produced by the opening and closing of valves.

What is called the contraction and relaxation of the heart?

Cardiac cycle.

What is the rate for SA nodes?

60-100 beats per minute.

What is the rate for AV nodes?

40-60 beats per minute.

What is known as the natural pacemaker of the heart?

SA node.

What does Ethovain's triangle refer to?

Right arm (RA), Left arm (LA), Left leg (LL).

What is the normal gain control setting for an EKG?

10 mm.

What is the normal artifact filter range for EKG?

40-150 Hz.

Where is the second rib located in relation to the angle of Louis?

It is next to the angle of Louis.

How do you place leads V1 and V3 in an EKG?

V1 is at the 4th intercostal space to the right of the sternum, and V3 is placed between V2 and V4.

What is the method of electrode placement for below knee amputees?

Put the electrode on the thigh.

What should be done for EKG electrode placement on morbidly obese patients?

Use the clavicle as a landmark.

What is the recommended position for a patient with Parkinson's disease during an EKG?

Have the patient put their arm down under their buttocks.

What is required information to include with EKG records?

Location and date of recording.

What position is recommended for a posterior EKG?

Supine position.

Causes of Ac interference

can include electrical equipment interference, poor grounding, or electrical noise from other devices.

What are the little boxes on ECG?

they represent a specific time interval on the ECG strip, measuring 0.04 seconds