What part of your hand do you use to give compressions on a baby? A. Two Fingers
B. One Finder (pointer)
C. Thumb

What is the main difference between trace elements and the main elements that make up the body? 1) main elements consist of heavier atoms. 2) trace elements are only needed in small amounts. 3) trace elements consist of heavier atoms. 4) main elements are only needed in small amounts.