(2025/2026) – VERIFIED EXAM PREPARATION MATERIAL
Which valve open and allow the ventricles to fill - (answers)Tricuspid and Mitral valves
The layers of the heart that is damaged during a heart attack is what - (answers)Myocardium
The inferior vena cava returns the oxygen blocked to the heart from - (answers)Lower part of your body
While the pulmonary veins delivered blood to the - (answers)Left atria
The ventricle's inherited rate is - (answers)Between 20 and 40 bpm
The cardiac cycle's two phases are - (answers)systole and diastole
Depolarization is - (answers)Cell become less negative and contract
Which criteria represent of the patient in a normal sinus rhythm - (answers)Rate 60-100
Equal interval from the one to another
Each large box, which is five small boxes on the ECG is equal to - (answers)0.20 seconds
The P waves represent? - (answers)depolarization of the atria
The QRS represent - (answers)Depolarization of ventricles
, What is QT interval in this strip - (answers)Measure from beginning of QRS complex to the end of the T
wave
Lead one shows the difference in electrical voltage between ______and the AVR Lead as positive pole
on _______ - (answers)Right arm and left legs
Joining lead I , II and III at their ends produce - (answers)Einthoven's triangle
The V1 electrode is located at______ while the AVL has a positive pull at the _______ - (answers)V1- 4th
intercostal space
AVL -left Arm
Which is the indication for immediately termination of a stress test - (answers)A drop in systolic
pressure, dizziness, sweating
Holter monitor is - (answers)A type of ambulatory ECG device that is portable, cardiac monitor
Junctional rhythm originate in the - (answers)AV node or bundle of his
pericardium fluid - (answers)Reduce friction
The T wave represent - (answers)Repolarization of the ventricle myocardium
What are the rules in measurement for normal QRX complex - (answers)0.06 to 0.12 seconds
Irregular rhythm is one in which the R to R interval are what - (answers)Regular