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Anatomy Of The Heart - Ecg

17 Questions  I  By Ba202ph
Anatomy Quizzes & Trivia
Anatomy of the Heart - ECG

  
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1.  The rapidly conducting fibers that supply the ventricles
A.
B.
C.
D.
E.
2.  The structure that is located in the septum that separates the right atrium and the right ventricle; it delays the entrance of the electrical signal into the ventricles
3.  The peacemaker of the heart
4.  The part of ECG that represents ventricular depolarization
5.  Phase of the cardiac impulse (action potential) that is due to the outflow (effux) of K+
A.
B.
C.
D.
E.
6.  Phase of the cardiac impulse (action potential) that is due to the inflow (influx) of Na+
7.  Part of the ECG that represents ventricular repolarization
A.
B.
C.
D.
E.
8.  Part of the ECG that indicates the time it takes for the electrical signal to travel from the atrium to the ventricle
A.
B.
C.
D.
E.
9.  Part of the ECG that indicates atrial depolarization
A.
B.
C.
D.
E.
10.  The semilunar valves open in response to
A.
B.
C.
D.
11.  The AV valves close in response to
A.
B.
C.
D.
12.  Purjinke fibers
13.  What is happening when the ventricles are filling?
A.
B.
C.
D.
14.  Identify this: a quivering ventricular muscle that is unable to pump blood.
A.
B.
C.
D.
15.  A prolonged P-R interval means that
A.
B.
C.
D.
16.  What is the cause of the heart sounds "lubb dupp"?
A.
B.
C.
D.
17.  Plasma elevations of CPK, AST, LDH, and troponin are indicative of
A.
B.
C.
D.
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