Which of the following statements is true? the left ventricle controls the heartbeat. people with type o blood can receive ab blood donations. capillaries pass oxygen and waste between blood and cells.

Where are the following

If it's a smaller child or infant, place one on the middle of the chest and on the child's back. (if it is a bigger child with enough room for two, place one on the upper right/your left of the chest, and one on the lower left/your right) the pads should never touch each other.