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WorksheetsECG Of Heart
Total questions: 40
Worksheet time: 20mins
Which one of the following represents the correct path for the transmission of an impulse in the intrinsic conduction system of the heart.
SA node, AV node, Bundle of His, Bundle branches, purkinje fibers
Av node, Bundle of His SA node, purkinje fibers, bundle branches
All of above
None of these
............... is the pacemaker of the heart.
SA node
AV node
Bundle of his
Purkinje fibre
The cardiac conduction system is run by two nodes which are.
Sinoatrial, atrioventricular
Systolic, diastolic
Atrial, ventricle
All of these
What is the full form of ECG.
Electro cardio gram
Electric cardiac gramophone
Both of these
None of these
ECG detects what type of changes.
pH changes
position changes
Electric changes
All of these
How many leads are used in ECG.
13
7
11
None of these
ECG gives a graph of, which of the following.
Current v/s time
Displacement v/s time
Voltage v/s time
Heartbeat v/s time
ECG provides.
Intensity of heart's contractions
Time intervals between contractions
both of these
None of these
The process of recording the electrical activity of the heart using electrodes placed on the skin is termed as.
Electrocardiogram
Electrocardiography
Electrosurgery
None of these
.....................is a test which graphically represents the electrical activity of the heart.
Electrosurgery
Encephalography
Electrocardiography
Electrocardiogram
ECG indicates which of the following.
Arrhythmia
Inadequate coronary artery blood flow
All of these
none of these
What is arterial fibrillation.
Atrium does not beat
Atria and ventricle does not beat
Atria beats in un- coordinated manner
All of these
What is ventricular tachycardia.
Decreased heart rate
Normal heart rate
Increased heart rate
None of these
Reduced blood supply to cardiac muscle is.
Myocardial infraction
Myocardial ischemia
Tachycardia
None of these
In which of these is ECG not indicated.
Cardiac stress testing
Fainting and murmurs
Oral cancer
Chest pain
ECG is used to assess the heart electrical activity in the following conditions EXCEPT.
Myocardial Ischemia
Ventricular tachycardia
Epilepsy
Electrolyte disturbances
The ECG machine converts digital signals to electrical activity heart.
True
False
In ECG, what is a lead.
Virtual line between the pair of electrodes
Electrical activity of heart
Conduction velocity of nerve impulse
None of these
In ECG, what does electrode do.
Measure digital signals
Measure electrical potential difference
Give electric shock
None
In ECG, flat paper- thin sticker at the electrode is used for continuous recording of heart electrical activity.
True
False
In ECG, where are the electrodes not positioned.
Limbs
Augmented limbs
Head
chest
In ECG, on which limb the lead are placed.
Right hand
Left leg
left hand
Right hand
All
In ECG, where is RL electrodes placed.
Right lobe
Right leg(lower part)
Right leg(upper part)
Right lung
In ECG, all electrodes V1 to V6 are placed.
In a horizontal plane
In vertical plane
Not related to each other
All
In ECG, how many leads are generated from 10 electrodes.
5
10
12
14
In ECG, name the placement of V4 electrodes.
On limb
Between 5th and 6th, midclavicular line
Between 5th and 6th, posterior axillary
None
IN ECG, the leads generated are often termed as.
Limb lead
Augmented lead
Precordial lead
All of these
What are the different color coding system.
American heat association
International Electrochemical association
All of these
None of these
In ECG, according to international electrochemical connection, red color electrode is.
V1
V2
V3
V4
In ECG, According to international electrochemical connection, what color is used for LL.
Red
Green
Yellow
Black
In ECG, which of the following is the correct set of waves.
Q R S T U
O P Q R S
P Q R S T U
A B C D
In ECG, atrial contraction and relaxation is represented by.
Q R S
T U
P U
None
Which of the following cannot be inferred(understood) by studying P and T wave.
Myocardial infraction
Hyperkalemia
Myocardial ischemia
Respiratory insufficiency
A. During ECG, the patient is asked to remove all electrical device like a mobile.
B. As they may interfere with the ECG readings.
Part A is right but part B is wrong
Part A is wrong but part B is right
Both are right
both are wrong
During ECG, skin preparation is done with alcohol to.
Get rid of oil for better adhesion
Comfort the patient
To improve electrical conduction
none
In ECG, graph grid has X- axis that represents time and Y- axis that represent voltages.
True
False
In ECG, for better detection of electrical impulses,.........is used.
Alcohol rub
Conductive gel
Increased electrical supply
None
In ECG, various areas where electrodes are not placed includes.
Incision area
Thick muscle
Over bony prominence
All of these
In ECG, QRS wave complex represents.
Ventricular contraction
Atrial relaxation
Ventricular relaxation
Atrial contraction
In ECG, the highest and the lowest peak on the graph represents.
Ventricular contraction
Atrial contraction
Atrial relaxation
All of these
