Body Fluids and Circulation / शरीर के तरल पदार्थ और परिसंचरण
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Biology
Body Fluids and Circulation / शरीर के तरल पदार्थ और परिसंचरण
Question Bank
Self Evaluation Test - Body Fluids and Circulation
question_answer
A recording of the electrical activity of a patient's heart, shows that the atria are contracting regularly and normally, but every few beats the ventricles fail to contract. Which of the following is probably not functioning properly?
A)AV node
B) Semilunar valve
C)Coronary artery
D)Pacemaker
Correct Answer:
A
Solution :
[a] The AV node conducts the impulse from the atria to the ventricles.