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30 questions
Who is the creator of the EKG?
Thomas Edison
Willem Einthoven
Karel Wenckebach
Woldemar Mobitz
Known as the baseline of the electrocardiogram?
J point
Amplitude
Isoelectric Line
Duration
This initiated by the SA Node causes the P-Wave?
Atrial Depolarization
Atrial Repolarization
Ventricular Depolarization
Ventricular Repolarization
Waves that travel and seen on a horizontal axis (width)?
Amplitude
Duration
J point
Isoelectric Line
Backwards Heart or Mirror Image?
Ambidextrous
Dextrocardiac
Umbilicus
Precordial
Over left 5th intercostal space on the left mid-axillary line (on the left side)?
V3
V4
V5
V6
Defined as an equilateral triangle that is used as a model of standard limb lead used to record electrocardiogram.
Lead II
Einthoven Triangle
aVF
Wenckebach Triangle
Unipolar Limb Leads
Bipolar Limb Leads
10 Lead EKG
12 Lead EKG
An EKG may diagnose all of the following EXCEPT:
Position of the Heart
Inflammation
Pacemaker
Stroke
Heart Rate
What are complications of an EKG?
Burn
Electric Shock
Allergic Reaction
Secondary Infection
Patients are outfitted with this device that sends signals to the monitors which gives a heart rhythm that is read by the cardiac monitor technician?
Telemetry Box
EKG
Holter Monitor
Stress Test
Patient will wear for 24 hours and return the next day or more as recommended by the Practitioner?
Telemetry Box
EKG
Holter Monitor
Stress Test
All of the following are reasons an Exercise Stress Test is performed EXCEPT:
Ischemia
Irregular Heartbeat
Difficulty Breathing
Chest Pain
The graphical representation of electrical activities of the heart.
Electrocardiograph
Electrocardiogram
Waves
PQRST Complex
All of the following is how an EKG works EXCEPT:
The spread of excitation throughout the myocardium cells produces electrical potential
This potential causes a current flow which acts as a volume control.
The instrument (machine) by which the electrical activities of the heart are recorded
The current produced can be picked up from the surface of the body by electrodes
Depolarization and repolarization are electrical activities which cause muscular activity.
True
False
The return of the ions to their previous resting state, which corresponds with relaxation of the myocardial muscle
Depolarization
Repolarization
Systole
Diastole
Below the Isoelectric Line is a positive wave.
True
False
The movement of ions across the cell membrane through sodium, potassium and calcium channels, is the drive that causes contraction of the cardiac cells/muscle, moves as a wave through the heart
Depolarization
Repolarization
Systole
Diastole
Atrial depolarization begins
P-wave
Q-wave
R-wave
S-wave
Contractions of the ventricles
P-wave
QRS complex
T-wave
ST segment
Over left 5th intercostal space on then left anterior axillary line (on the left side)
V3
V4
V5
V6
Active vector left leg or foot
aVR
aVL
aVF
aVA
Generated by connecting left arm and left leg
Lead I
Lead II
Lead III
aVF
Over left 5th intercostal space on the mid-clavicular line (on the left side)
V3
V4
V5
V6
All of the following are types of EKG EXCEPT:
Resting
Ambulatory
Stress Test
Unipolar
An EKG may diagnose the size of the ventricles.
True
False
Generated by connecting right arm and left leg
Lead I
Lead II
Lead III
aVF
Ventricular depolarization complete
P-wave
QRS complex
ST segment
T-wave
A reading above the isoelectric line is known as a ___________ wave
vertical
positive
negative
horizontal
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