Answer:
B. QRS wave
Explanation:
The position of QRS wave on an electrocardiogram corresponds with the point of highest blood pressure in the vessels leaving the heart. Hence, option (b) is the correct answer.
Explanation:
<h3>Yes, This effects your body, Stress and sadness or anger , </h3>
<h3>If this is exist then just in good way it teaches a good lesson wht happen in the world how are the peoples are to be.</h3>
<h3>And you can be faced any stress and problem easy from others and also you can help</h3>
others