EKG 1

In order to get a clear EKG tracing the patient must be lying:

• quietly in the prone position

• in the Trendelenburg position

• in the Sims position

• in the supine position

Where will the electrodes be placed to record the augmented leads of the 12 lead EKG?

• chest

• arms and legs

• head

• abdomen

Which of the following describes how the EKG machine works?

• records the electrical activity of the heart

• makes a picture of the heart

• makes a tracing of the heart and lung activity

• records the impulse from the brain

The EKG machine can pick up interference from which of the following sources?

• other electrical machinery

• electrical wall outlets

• the patient

• all of the above

To measure the atrial rate on the EKG, you will count which of the following?

• the QRS complexes

• the P wave

• the R waves

• the PR intervals

The U wave can be defined as which of the following?

• is sometimes seen, but not often

• it can mean an electrolyte problem (K decrease)

• It may be normal for that patient

• all of the above are true of the U wave

Which of the following information must be used to label an EKG when the EKG machine does not automatically label the strip?

• patient name ad ID number

• time and date the EKG was done

• the EKG technician's initial

• all of the above

Which of the following leads are recorded from the 6 chest electrodes?

• lead 1, lead2, lead 3

• AVR, AVL, AVF

• leads V1-V6

• both A and B

How many leads are recorded strictly from the 4 extremities electrodes?

• 6

• 4

• 12

• 10

The standardization of the EKG machine on each machine tells the technician which of the following?

• testing of the amplifier sensitivity

• stylus response

• check of the instrument's settings

• all of the above