Body Systems Review

1. When we breathe in, oxygen goes into our lungs. The Lungs are part of the:

• Circulatory System

• Respiratory System

• Digestive System

• Nervous System

2. Which of the following molecules is carried by a red blood cell throughout the body?

• Oxygen

• Water

• Glucose

• Amino Acids

3. Where in the body is oxygen picked up and carbon dioxide dropped off?

• Stomach

• Small Intestine

• Lungs

• Cells of the body

4. Which of the following molecules does a muscle cell need in order to function?

• Oxygen

• Glucose

• Amino acids

• All of the Above

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5. Which of the following is true about our body's system?

• The digestive system sends messages to the body

• Blood vessels are part of the respiratory system

• The digestive system helps carbon dioxide leave the body through the lungs

• The digestive system helps break down food into energy

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6. What is glucose?

• 1. food/ nutrient that cells need to live

• 2. a cell that picks up oxygen

• 3. The broken-down molecule of starch

• 1 and 3

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7. What does protein breakdown to in the digestive system?

• Glucose

• Fiber

• Amino Acids

• Oxygen

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8. All living things are made out of cells.

• True

• False

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9. Which of the following are the smallest LIVING things?

• Atoms

• Molecules

• Organs

• Cells

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In order for us to function, all body systems need to work...

• Randomly

• Independently

• Together

• Seperately

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