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CCMA
Chapter 6.2
105
Other
Undergraduate 1
02/08/2016

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Term
Describe the electrical activity in the heart during flat line
Definition
There is no electrical current, Ventricular Asystole
Term
P-waves in V-tach are:
Definition
absent
Term
A-fib exhibits which type of rhythm?
Definition
irregular
Term
Atrial tachycardia is also called?
Definition
Super Ventricular Tachycardia (SVT)
Term
Which ECG shows saw-tooth waveforms?
Definition
Atrial Flutter
Term
The HR of normal sinus is equal to?
Definition
60-100 bpm, Sinus Arrhythmia
Term
In normal sinus rythm the P-R interval is at what ratio to the QRS complex?
Definition
2:1- 2 boxes wide: 1 box wide
Term
What is the HR of Bradycardia?
Definition
<60 bpm
Term
The P-R interval is described as:
Definition
From the start of the P-wave to the start of the Q-wave.
Term
An ECG tracing is a graph of:
Definition
Voltage vs time
Term
How should ECG administration be modified for a patient with bilateral breast implants?
Definition
Apply V1 and V2 higher on the chest
Term
How should a CCMA modify ECG administration on a patient who has large breasts?
Definition
Ask the patient to move breast tissue aside if it is in the way and proceed normaly
Term
Which of the following can a CCMA do to minimize somatic tremor?
Definition
Make sure the patient is warm enough
Term
Which of the following types of rhythms is present with inverted or absent P waves?
Definition
Junctional
Term
A patient goes into ventricular fibrilation during an ECG. Which of the following should the CCMA do first?
Definition
Call for help
Term
If there are 37 small boxes between R waves on an ECG strip, which of the following is the correct heart rate?
Definition
40/min, 37/5=7.4 300/7.4=40.54 bpm
Term
An 80-year old man is scheduled for a routine ECG. He has a history of Parkinson's disease. Which of the following artifacts most likely will be present on the ECG due to this condition?
Definition
Somatic tremor
Term
When performing an ECG on a left-leg amputee, where should the CCMA place the lower electrodes?
Definition
On the lower torso
Term
Which of teh following would indicate a normal sinus rhythm?
Definition
The PR interal is 0.16 seconds
Term
For an R-R interval of 20 small boxes, what is the heart rate?
Definition
75/min 20/5=4, 300/4=75/min
Term
A CCMA is performing a ECG on a patient in the fetal position. Which fo the following acttions should the CCMA take?
Definition
Notate the patient's position on the tracing.
Term
A physician asks you to set up a Holter monitor for a patient. If you are unsure how to do this, you could find information in:
Definition
Printed materials from the manufacturer
Term
A greasy layer of lotion on a patient's skin might prevent an accurate EKG reading, resulting in:
Definition
A broken recording, because the electrodes are not in contact with skin.
Term
When performing a stress test, which of the following is NOT a reason to discontinue testing?
Definition
Blood pressure outside a normal range
Term
A typical EKG pater will run at which of the following rates?
Definition
25/mm/second
Term
What step of the conduction system within the heart comes immediately before the Purkinje fibers and is located in the inter ventricular septum?
Definition
Bundle Branches
Term
A CCMA is applying a telemetry pack for an ECG. Which of the following is the appropriate area for lead placement?
Definition
Anterior thoracic region
Term
The His-Purkinje system is located in the:
Definition
ventricles
Term
The start fo teh His-Purkinje system is located in the:
Definition
Junction of the atria and ventricles
Term
Which of the following is true of Holter monitoring?
Definition
Patients should keep a log of activities
Term
A patient with fragile skin requires electrode placement. How can you improve the practice to adapt to his skin's fragility?
Definition
Check the skin for turgor and avoid areas with visible irritation.
Term
The P-R interval begins at the start of the : ________ and ends a the start of the: ____________
Definition
P-wave; Q-wave
Term
What type of physician is likely to treat diseases of the lung?
Definition
A pulmonologist
Term
Diaphoresis
Definition
Excessive sweating
Term
AV
Definition
Augmented Vector
Term
Flatline
Definition
Asystole
Term
Block
Definition
Interruption of the normal conducting pathways of the heart.
Term
Pericardium
Definition
Sheath that envelops the heart and provides lubrication for the hearth to contract and expand without excessive rubbing.
Term
Axilla
Definition
The area beneath the arm pit extending down the side of the body.
Term
Sternum
Definition
Bone in the center of rib cage.
Term
Clavicle
Definition
Bones extending from sternum to shoulder blade.
Term
ICS
Definition
Intercostal space
Term
Xyphoid Process
Definition
Lowest part of the sternum.
Term
Angina
Definition
Chest pain due to complications in the heart.
Term
Precordial Leads-Unipolar
Definition
V1: 4th IC space right of sternum
V2: 4th IC space left of sternum
V3: halfway between V2 adn V4
V4: 5th IC space midclavicular line
V5: same level as V4, in anterior axillary line
V6: same level as V4 in midaxillary line
Term
V1
Definition
4th ICS right sternal border
Term
V2
Definition
4th ICS left sternal border
Term
V3
Definition
5th ICS between V2 & V4
Term
V4
Definition
5th ICS @ mid-clavicular line
Term
V5
Definition
5th ICS @ anterior axillary line (straight line)
Term
V6
Definition
5th ICS @ mid-axillary line in straight line from V4
Term
Unipolar Augmented Leads
Definition
3 augmented limb leads- aVR, aVL, aVF
Term
aVR
Definition
Right arm
Term
aVL
Definition
Left arm
Term
aVF
Definition
Left leg
Term
Refractory Period
Definition
The heart cannont contract again. Too much Na+ in the cell. Atrial fibrillation & flutter may show rapidity in the electrical waves recorded on the ECG.
Term
Limb Leads- Bipolar
Definition
3 standard limb leads I, II, III
Term
Lead I
Definition
Right arm & left arm
Term
Lead II
Definition
Right arm & Left leg
Term
Lead III
Definition
Left arm & Left leg
Term
Einthoven's Triangle
Definition
An imaginary equilateral triangle having the heart at its center and formed by lines that represent the three standard limb leads of the electrocardiogram. I, II, III
Term
ECG strip is a continuous graph of:
Definition
Voltage v. Time
Term
One Small Box (ECG Strip0
Definition
0.04 second 0.1mV 1mm
Term
One Big Box (Five Small Boxes)
Definition
0.04 second x 5 0.2 second- Estimate the HR by dividing: 300 divided by the number of big boxes.
Term
ECG
Definition
Representing the depolarization and depolarization of the myocardium with respect to time. Tells us how the electricity of the heart. Electrical movement. Voltage over time.
Term
Abnormal EKG
Definition
Problem in the heart itself. Axis deviated. MI
Term
Bad EKG
Definition
Operator error. Lead reversal
Term
ECG Paper Speed
Definition
All ECGs should be run at a speed of 25/mm sec. Other setting include 10mm/sec & 50mm/sec
Term
Electrical Calibration Standard
Definition
Standard amplitude of voltage is 10mm/1mV. Other settings include 5mm/m
Term
Describe the electrical activity in the heart during flatline
Definition
Ventricular Asystole
Term
P-wave in V-tach are
Definition
Absent
Term
A-fib exhibits which type of rhythm?
Definition
Irregular
Term
Which of the following is true of holter monitoring?
Definition
Patients should keep a log of activities
Term
Depolarization
Definition
Release of potential across the cell membrane, contraction, ions move in, FAST
Term
Depolarization
Definition
Reestablishment of the membrane potentional, relaxation, ions pump out, SLOW
Term
P-wave
Definition
Atrial Depolarization
Term
QRS Complex
Definition
Ventricle Depolorization
Term
T-wave
Definition
Ventricle Relaxation
Term
Lead 1
Definition
Positive P, QRS and T waves
Term
Lead aVR
Definition
Negative P, QRS and T waves
Term
Isoelectric Line
Definition
flat portion of the base signal between waves. Represents a lack of electrical activity.
Term
How many electrodes are placed for a 12 lead ECG?
Definition
10
Term
Interval
Definition
Include the wave forms
Term
Segment
Definition
Between wave forms
Term
Isoelectric Line/ Base Line
Definition
flat portion of the baseline signal between waves; no electrical activity
Term
What tracing needs drugs to restart the heart?
Definition
Asystole
Term
What tracing needs paddles on patient to help heart?
Definition
Ventricular Tachycardia and Ventricular Fibrillation
Term
NSR
Definition
Normal Sinus Rhythm
Term
Normal Sinus Rhythm HR P wave-PR interval- QRS- Rhythm
Definition
HR 60-100
P-Wave- Before QRS
PR Interval- .12-.20
QRS- <0.12
Rhythm- regular
Term
Sinus Tachycardia HR P Wave PR Interval QRS Rhythm
Definition
HR>100
P Wave- Before QRS
PR Interval- .12-.20
QRS- <0.12
Rhythm- Regular
Term
Sinus Bradycardia HR P wave PR Interval QRS Rhythm
Definition
HR<60
P Wave- Before QRS
PR Interval- .12-.20
QRS- <0.12
Rhythm- Regular
Term
Sinus Arrhythmia (palipaltation)
HR
P Wave
PR Interval
QRS
Rhythm
Definition
HR 60-100
P Wave- Before QRS
PR Interval- .12-.20
QRS- <0.12
Rhythm- Irregular
Term
Sinus Arrest/Pause
HR
P Wave
PR interval
QRS
Rhythm
Definition
HR N/A
P Wave- Before QRS- P to P Disturbed
PR Interval- .12-.20
QRS- <0.12
Rhythm- irregular
Term
Premature Atrial Contractions (PAC)
HR
P Wave
PR interval
QRS
Rhythm
Definition
HR N/A
P wave- Premature and abnormal or absent
PR Interval- <.20
QRS- <0.12
Rhythm- Irregular
Contration in Atria was set off but not by SA Node
Term
Super ventricular Tachycardia (ATRIA)
HR
P Wave
PR Interval
QRS
Rhythm
Definition
HR 140-250
P wave- Abnormal
PR Interval- <.20
QRS- <0.12
Rhythm- Regular
Term
Atrial Flutter
HR
P wave
PR interval
QRS
Rhythm
Definition
HR 220-430
P wave- Saw-Toothed
PR Interval-N/A
QRS- <0.12
Rhythm- Regular or variable
Term
Junctional
Definition
Inverted P wave
Term
Ventricular Asystole
HR
P wave
PR interval
QRS
Rhythm
Definition
HR None
P wave- None
PR Interval- None
QRS- None
Rhythm- None
Term
Atrial Fibrillation
HR
P wave
PR Interval
QRS
Rhythm
Definition
HR- 350-650
P wave- Fibrillary
PR interval- N/A
QRS- <0.12
Rhythm- Irregular
Walls of Atria are Quivering
Term
First Degree AV Block
HR
P wave
PR interval
QRS
Rhythm
Definition
HR N/A
P wave- before QRS
PR interval- >.20
QRS- <0.12
Rhythm- Regular
PR segment- Larger than 1 block
Term
Second Degree Moritz Type 1 (AV Block)
HR
P wave
PR interval
QRS
Rhythm
Definition
HR N/A
P wave- Conduction intermittent
PR interval- Increasingly prolonged
QRS- <0.12
QRS dropped in repeating pattern
Term
Second Degree Mobitz Type II (AV Block)
HR
P wave-
PR interval-
QRS-
Rhythm-
Definition
HR- N/A
P Wave- Conduction intermittent
PR interval- constant when conducted
QRS-<0.12
QRS Dropped in unpredictable pattern
Term
Premature Ventricular Complex (Wide Comple) (PVC)
HR
P wave
PR interval
QRS
Rhythm
Definition
HR varies
P wave- no P wave before PVC
PR interval- N/A
QRS- >.14
Rhythm- N/A
Term
Ventricular Tachycardia
HR
P wave
PR interval
QRS
Rhythm
Definition
HR >100
P wave- absent/not related
PR interval- N/A
QRS- <0.12
Rhythm- Regular
Term
Ventricular Fibrilation
Definition
HR 300-600
P wave- absent
PR interval- N/A
QRS- Fibrillatory
Rhythm- irregular
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