Overview of Human Body Systems (7th)

What is the function of the digestive system?

• It transports blood and oxygen to your cells

• It breaks down food so the nutrients can be absorbed by your body

• It helps you breathe by taking in oxygen and transporting carbon dioxide out of your body

• It helps you move

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What is the function of the muscular system?

• The function is movement of the body through muscles

• The function is to get rid of waste

• The function is to process food for nutrients and energy

• The function is to protect you against disease

A student visits the doctor for a yearly checkup. Her doctor notes that her blood pressure is high and her ankles and feet are swollen due fluid build-up in her body. Based on the

evidence, which TWO organ systems may NOT be functioning properly.

• the digestive system, due to the swelling of her ankles, and the circulatory system, due to her high blood pressure.

• the excretory system, due to her body’s inability to remove liquid waste, and the circulatory system, which is not properly pumping blood or carrying materials throughout her body.

• the respiratory system, due to her high blood pressure, and the muscular system, which has affected her bladder’s ability to remove liquid waste from her body through urination.

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What is the function of the immune system?

• To digest food

• To fight against pathogens and diseases

• To help you breathe

• To remove waste from the body

What is the function of the nervous system?

• Controls all parts of the body; sends signals between the brain, spinal cord, and nerve endings

• What happens when you get nervous to do something

• To fight off diseases

• To carry oxygen, nutrients, and blood throughout the body

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What is the function of the respiratory system?

• To digest your food

• To remove waste from the body

• To take in oxygen and remove carbon dioxide

• To fight disease

What is the function of the excretory/urinary system?

• Removes liquid waste from your body

• digests food

• helps you breathe

• circulates your blood

The steel beams that hold up a tall building are most analogous (similar) to which body system?

• skeletal

• muscular

• digestive

• immune

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What is the function of the skeletal system?

• Movement of the body

• transports oxygen, blood, nutrients throughout the body

• removes waste

• supports the body by holding it up; muscles are attached to help with movement

When I RUN up the stairs, what four systems am I using?

• Cardiovascular, Skeletal, Muscular, and Respiratory

• Excretory/Urinary, Skeletal, Digestive, and Muscular

• Muscular, Skeletal, Respiratory and Digestive