Test your basic knowledge |

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. P - Wave
Middle layer of the heart.
The deflection caused by atrial depolarization
Marks the paper using heat.
Electrical event that result in contraction

2. R - Wave
Middle layer of the heart.
The first positive deflection produced by ventricular depolarization.
Caused by gel or lotion - also tension on the wires.
Positive deflection following the T - Wave

3. Another name for electrodes
Sensors
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE
An irregular beat - out of normal rhythm.
When the cell recovers its negative charge - resulting in relaxation.

4. Repolarization
When the cell recovers its negative charge - resulting in relaxation.
Ability of a cardiac cell to generate its own impulse.
1mv will cause a deflection of 10mm
Loose electrode or cables or frayed or broken wires.

5. Normal Standardization Mark
Decrease Heart Rate.
1mv will cause a deflection of 10mm
Autonomic nervous system.
Increase Heart Rate.

6. Segment
Observing
Line between two waveforms.
1mv will cause a deflection of 10mm
Sensors

7. Myocardium
Autonomic nervous system.
An irregular beat - out of normal rhythm.
Middle layer of the heart.
Increase Heart Rate.

8. Limb Leads
Using Touch.
bipolar and 3 augmented.
Innermost layer of the heart.
Forceful heartbeat felt by the patient

9. Automaticicity
Caused by gel or lotion - also tension on the wires.
Ability of a cardiac cell to generate its own impulse.
bipolar and 3 augmented.
Movement away from the isometric line - either positive or negative.

10. U - Wave
Dysrhythmia
Has 5 electrodes that are all applied to the anterior trunk.
The outtermost layer of the heart. This is the sac that contains the heart.
Positive deflection following the T - Wave

11. Waveform
.12-.20
Located between the right atrium and right ventricle.
Listening
Movement away from the isometric line - either positive or negative.

12. SA Node
Movement away from the isometric line - either positive or negative.
Electrical event that result in contraction
Primary pacemaker of the heart - has a normal firing rate of 60-100 bpm. Found just below the opening of the superior vena cava.
Represents ventricular depolarization (activation)

13. Epicardium
The first negative deflection produced by the ventricle depolarization that follows the R - Wave
Electrical event that result in contraction
The outtermost layer of the heart. This is the sac that contains the heart.
Outtermost layer.

14. Diastole
Thickest around the left ventricle
Located between the right atrium and right ventricle.
Is the relazation phase of the heart.
0.1mv

15. Parasympathetic Nervous System
LL positive - RA negative.
Decrease Heart Rate.
Listening
Several waveforms

16. Normal Sensitivity level for running EKG
Patients tremors or shaking the wires
0.1mv
The outtermost layer of the heart. This is the sac that contains the heart.
Waveform plus a segment

17. The Inherent rate of the AV Junction
Observing
40-60 bpm
The first positive deflection produced by ventricular depolarization.
Using Touch.

18. S - Wave
The first negative deflection produced by the ventricle depolarization that follows the R - Wave
Patients tremors or shaking the wires
Innermost layer of the heart.
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference

19. QRS Complex
1mv will cause a deflection of 10mm
Represents ventricular depolarization (activation)
Faces down and to the left.
Using Touch.

20. Where do you find oxygenated and deoxygenated blood?
Is the relazation phase of the heart.
40-60 bpm
Left and right atrium
Forceful heartbeat felt by the patient

21. Lead 1
Observing
LA positive - RA negative.
Patients tremors or shaking the wires
bipolar and 3 augmented.

22. Inspection
Left and right atrium
Decrease Heart Rate.
Observing
Loose electrode or cables or frayed or broken wires.

23. Endocardium
0.1mv
Interval between two R - Waves
Waveform plus a segment
Innermost layer of the heart.

24. Ectopic Beats
Electrical event that result in contraction
An irregular beat - out of normal rhythm.
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE
The outtermost layer of the heart. This is the sac that contains the heart.

25. T - Wave
Dysrhythmia
Middle layer of the heart.
Electrical event that result in contraction
The deflection caused by ventricular repolarization

26. Lead 2
Several waveforms
LL positive - RA negative.
Patients tremors or shaking the wires
Located between the right atrium and right ventricle.

27. Lead 3
40-60 bpm
LL positive - LA negative.
Located between the right atrium and right ventricle.
Decrease Heart Rate.

28. 60 - cycle Interference
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference
Outtermost layer.
Decrease Heart Rate.
Is the relazation phase of the heart.

29. Complex
Several waveforms
Patients tremors or shaking the wires
Electrical event that result in contraction
Faces down and to the left.

30. Stylus
Left and right atrium
The first negative deflection produced by the ventricle depolarization that follows the R - Wave
Has 5 electrodes that are all applied to the anterior trunk.
Marks the paper using heat.

31. Q - Wave
1mv will cause a deflection of 10mm
Using Touch.
Initial negative deflection caused by ventricular depolarization.
Positive deflection following the T - Wave

32. PR Segment
Middle layer of the heart.
Represents the time of ventricular contraction and the begining of ventricular repolarization.
Left and right atrium
Located between the right atrium and right ventricle.

33. Automatic Nervous System
Increase Heart Rate.
Decrease Heart Rate.
Several waveforms
Autonomic nervous system.

34. Somatic Tremors
Patients tremors or shaking the wires
The deflection caused by atrial depolarization
Faces down and to the left.
Forceful heartbeat felt by the patient

35. Holter Monitor
Has 5 electrodes that are all applied to the anterior trunk.
Decrease Heart Rate.
Sensors
Loose electrode or cables or frayed or broken wires.

36. Irregular Rhythm
Dysrhythmia
LL positive - LA negative.
Initial negative deflection caused by ventricular depolarization.
The deflection caused by ventricular repolarization

37. Length of PR Interval
The deflection caused by ventricular repolarization
.12-.20
LL positive - RA negative.
Caused by gel or lotion - also tension on the wires.

38. The Apex of the Heart
Autonomic nervous system.
0.1mv
Faces down and to the left.
Electrical event that result in contraction

39. R-R Intervals
bipolar and 3 augmented.
Interval between two R - Waves
The first negative deflection produced by the ventricle depolarization that follows the R - Wave
Increase Heart Rate.

40. Sphygmanometer
Used to measure blood pressure.
Is the relazation phase of the heart.
The deflection caused by atrial depolarization
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference

41. Wandering Baseline
The first negative delfection that follows the R - Wave
Primary pacemaker of the heart - has a normal firing rate of 60-100 bpm. Found just below the opening of the superior vena cava.
Movement away from the isometric line - either positive or negative.
Caused by gel or lotion - also tension on the wires.

42. Percussion
Tapping or striking the body.
Has 5 electrodes that are all applied to the anterior trunk.
Faces down and to the left.
The outtermost layer of the heart. This is the sac that contains the heart.

43. Tricuspid
1mv will cause a deflection of 10mm
Located between the right atrium and right ventricle.
Sensors
The deflection caused by atrial depolarization

44. Pericardium
Is the relazation phase of the heart.
An irregular beat - out of normal rhythm.
The outtermost layer of the heart. This is the sac that contains the heart.
.12-.20

45. ST Segment
Represent the time of ventricle contraction and the begining of repolarization of both ventricles
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference
Ability of a cardiac cell to generate its own impulse.
.12-.20

46. PVC's
Premature ventricular contractions - Ventricles contract before they should show up on the EKG with NO P - WAVE
The outtermost layer of the heart. This is the sac that contains the heart.
Observing
Can produce deflections that are rapid and look like atrial flutter - caused by electrical interference

47. Sympathetic Nervous System
Dysrhythmia
bipolar and 3 augmented.
Innermost layer of the heart.
Increase Heart Rate.

48. Broken Recording
The first positive deflection produced by ventricular depolarization.
Caused by gel or lotion - also tension on the wires.
Loose electrode or cables or frayed or broken wires.
Ability of a cardiac cell to generate its own impulse.

49. Palpitation
Decrease Heart Rate.
Forceful heartbeat felt by the patient
1mv will cause a deflection of 10mm
Ability of a cardiac cell to generate its own impulse.

50. Auscultation
Listening
The deflection caused by ventricular repolarization
The first positive deflection produced by ventricular depolarization.
Represents ventricular depolarization (activation)