Carbon dioxide  - A gas produced by the body and exhaled through the lungs, Pumps - Moves a liquid, such as blood, through a system, Blood - The fluid that circulates in the body, carrying oxygen and nutrients, Oxygen - A gas essential for respiration, taken in during breathing, Lungs - Organs used for breathing, located in the chest, Process - A series of actions that lead to a result, Beat - A rhythmic movement, especially of the heart, Pulse rate - The number of heartbeats per minute, Wrist - The joint connecting the hand with the forearm, Steady - Regular, constant, and without sudden change,

FF5 Unit 9

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