The SA node sends out regular electrical impulses from the top chamber )the atrium) causing it to contract and pump blood into the bottom chamber (the ventricle).
I think A is your answer.
You get diabetes by eating to much sugar, which is something you can control.
-Steel jelly.
The correct serving size for a complete protein is the size of your fingers. It is -False.
Answer:
You must buy at least 3 shirts
Explanation:
10% of 17.99 is 1.799.
1.799 * 2 = 20% of 17.99
20% of 17.99 is 3.598 or 3.60
17.99 - 3.60 = price of shirt with 20% discount
14.39 = price of shirt with 20% discount
14.39x = 40
x = 2.78
You must buy at least 3 shirts
Yes, but her children will have a high chance of also getting this disease. This is why mothers who have hiv don't breast feed their children. The fluids would easily give the baby the std
