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Clinical Medical Assistant Certification

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. R - Wave
Outtermost layer.
Forceful heartbeat felt by the patient
bipolar and 3 augmented.
The first positive deflection produced by ventricular depolarization.

2. T - Wave
Represents the time of ventricular contraction and the begining of ventricular repolarization.
.12-.20
Located between the right atrium and right ventricle.
The deflection caused by ventricular repolarization

3. Depolarization
Electrical event that result in contraction
Tapping or striking the body.
Movement away from the isometric line - either positive or negative.
Dysrhythmia

4. QRS Complex
Increase Heart Rate.
Represents ventricular depolarization (activation)
Faces down and to the left.
Electrical event that result in contraction

5. Length of PR Interval
Several waveforms
0.1mv
Waveform plus a segment
.12-.20

6. The Inherent rate of the AV Junction
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference
Represents ventricular depolarization (activation)
The first positive deflection produced by ventricular depolarization.
40-60 bpm

7. Parasympathetic Nervous System
Decrease Heart Rate.
40-60 bpm
Line between two waveforms.
Electrical event that result in contraction

8. Complex
Waveform plus a segment
Is the relazation phase of the heart.
Represents the time of ventricular contraction and the begining of ventricular repolarization.
Several waveforms

9. Percussion
Positive deflection following the T - Wave
Increase Heart Rate.
Tapping or striking the body.
Patients tremors or shaking the wires

10. Lead 3
LL positive - LA negative.
The outtermost layer of the heart. This is the sac that contains the heart.
Represent the time of ventricle contraction and the begining of repolarization of both ventricles
Movement away from the isometric line - either positive or negative.

11. Holter Monitor
Used to measure blood pressure.
Outtermost layer.
Has 5 electrodes that are all applied to the anterior trunk.
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE

12. Automatic Nervous System
Several waveforms
Positive deflection following the T - Wave
The first negative delfection that follows the R - Wave
Autonomic nervous system.

13. Tricuspid
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE
Located between the right atrium and right ventricle.
Positive deflection following the T - Wave
Sensors

14. Sphygmanometer
40-60 bpm
Tapping or striking the body.
Interval between two R - Waves
Used to measure blood pressure.

15. Waveform
Represents the time of ventricular contraction and the begining of ventricular repolarization.
Movement away from the isometric line - either positive or negative.
The first negative delfection that follows the R - Wave
Autonomic nervous system.

16. Pericardium
Loose electrode or cables or frayed or broken wires.
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE
Autonomic nervous system.
The outtermost layer of the heart. This is the sac that contains the heart.

17. Interval
Thickest around the left ventricle
Observing
Waveform plus a segment
40-60 bpm

18. U - Wave
Decrease Heart Rate.
1mv will cause a deflection of 10mm
Positive deflection following the T - Wave
Represents ventricular depolarization (activation)

19. SA Node
The deflection caused by atrial depolarization
Forceful heartbeat felt by the patient
LA positive - RA negative.
Primary pacemaker of the heart - has a normal firing rate of 60-100 bpm. Found just below the opening of the superior vena cava.

20. Endocardium
Initial negative deflection caused by ventricular depolarization.
40-60 bpm
Autonomic nervous system.
Innermost layer of the heart.

21. R-R Intervals
Positive deflection following the T - Wave
0.1mv
Listening
Interval between two R - Waves

22. Auscultation
Listening
Left and right atrium
Sensors
Faces down and to the left.

23. Lead 1
LA positive - RA negative.
Using Touch.
Has 5 electrodes that are all applied to the anterior trunk.
Represents the time of ventricular contraction and the begining of ventricular repolarization.

24. Myocardium
.12-.20
The deflection caused by ventricular repolarization
Middle layer of the heart.
Represents the time of ventricular contraction and the begining of ventricular repolarization.

25. Where do you find oxygenated and deoxygenated blood?
When the cell recovers its negative charge - resulting in relaxation.
Left and right atrium
Innermost layer of the heart.
Faces down and to the left.

26. Segment
LL positive - LA negative.
Middle layer of the heart.
Line between two waveforms.
Represent the time of ventricle contraction and the begining of repolarization of both ventricles

27. S - Wave
Decrease Heart Rate.
Increase Heart Rate.
Positive deflection following the T - Wave
The first negative deflection produced by the ventricle depolarization that follows the R - Wave

28. Inspection
Initial negative deflection caused by ventricular depolarization.
Ability of a cardiac cell to generate its own impulse.
Observing
Line between two waveforms.

29. Another name for electrodes
Autonomic nervous system.
Sensors
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference
The first positive deflection produced by ventricular depolarization.

30. Ectopic Beats
Observing
LL positive - RA negative.
An irregular beat - out of normal rhythm.
Line between two waveforms.

31. Palation
Using Touch.
The deflection caused by ventricular repolarization
Line between two waveforms.
Electrical event that result in contraction

32. PR Segment
Represents the time of ventricular contraction and the begining of ventricular repolarization.
Using Touch.
Outtermost layer.
Movement away from the isometric line - either positive or negative.

33. 60 - cycle Interference
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference
Middle layer of the heart.
1mv will cause a deflection of 10mm
Left and right atrium

34. Sympathetic Nervous System
Positive deflection following the T - Wave
Increase Heart Rate.
Forceful heartbeat felt by the patient
Middle layer of the heart.

35. Normal Sensitivity level for running EKG
When the cell recovers its negative charge - resulting in relaxation.
LL positive - RA negative.
0.1mv
Patients tremors or shaking the wires

36. The Apex of the Heart
LA positive - RA negative.
Primary pacemaker of the heart - has a normal firing rate of 60-100 bpm. Found just below the opening of the superior vena cava.
The first positive deflection produced by ventricular depolarization.
Faces down and to the left.

37. ST Segment
The first negative deflection produced by the ventricle depolarization that follows the R - Wave
Caused by gel or lotion - also tension on the wires.
.12-.20
Represent the time of ventricle contraction and the begining of repolarization of both ventricles

38. Limb Leads
bipolar and 3 augmented.
Middle layer of the heart.
LA positive - RA negative.
The first positive deflection produced by ventricular depolarization.

39. Wandering Baseline
Caused by gel or lotion - also tension on the wires.
Positive deflection following the T - Wave
Loose electrode or cables or frayed or broken wires.
Interval between two R - Waves

40. Diastole
Represent the time of ventricle contraction and the begining of repolarization of both ventricles
Patients tremors or shaking the wires
The deflection caused by atrial depolarization
Is the relazation phase of the heart.

41. Palpitation
Line between two waveforms.
LL positive - LA negative.
Forceful heartbeat felt by the patient
The first negative deflection produced by the ventricle depolarization that follows the R - Wave

42. PVC's
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE
Has 5 electrodes that are all applied to the anterior trunk.
Faces down and to the left.

43. Irregular Rhythm
Listening
Movement away from the isometric line - either positive or negative.
Loose electrode or cables or frayed or broken wires.
Dysrhythmia

44. Repolarization
Observing
.12-.20
When the cell recovers its negative charge - resulting in relaxation.
Represents the time of ventricular contraction and the begining of ventricular repolarization.

45. Stylus
40-60 bpm
Marks the paper using heat.
Thickest around the left ventricle
Tapping or striking the body.

46. Broken Recording
LL positive - RA negative.
Loose electrode or cables or frayed or broken wires.
Listening
Thickest around the left ventricle

47. Automaticicity
Dysrhythmia
Caused by gel or lotion - also tension on the wires.
Ability of a cardiac cell to generate its own impulse.
Interval between two R - Waves

48. Lead 2
LL positive - RA negative.
Faces down and to the left.
Autonomic nervous system.
Primary pacemaker of the heart - has a normal firing rate of 60-100 bpm. Found just below the opening of the superior vena cava.

49. Myocardium
.12-.20
The outtermost layer of the heart. This is the sac that contains the heart.
Electrical event that result in contraction
Thickest around the left ventricle

50. S - Wave
The deflection caused by atrial depolarization
The first negative delfection that follows the R - Wave
The outtermost layer of the heart. This is the sac that contains the heart.
The first negative deflection produced by the ventricle depolarization that follows the R - Wave