Living Environment Body Systems

Which system takes oxygen into the body and expels carbon dioxide as we breathe?

• Circulatory

• Muscular

• Respiratory

• Digestive

Which system transports oxygen throughout the body via heart and blood vessels?

• Respiratory

• Muscular

• Excretory

• Circulatory

What is an organ?

• A group of tissues that work together to perform closely related functions.

• the network of nerve cells and fibers that transmits nerve impulses between parts of the body.

• all of the bones and muscles in your body and responsible for body structure and movements.

• responsible for providing your body with nutrients from food.

What is a cell?

• the largest unit of life

• the smallest unit of life

• a group of similar organs working together

• responsible for providing your body with nutrients from food.

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Which body system works together to provide cells with oxygen?

• respiratory

• digestive

• endocrine

• circulatory

• lymphatic

Which systems of the human body function together to move and control body parts?

• lymphatic

• muscular

• skeletal

• digestive

• excretory

When a person eats, the brain signals the stomach to start breaking down the food. Which two systems are involved in the process?

• nervous

• excretory

• lymphatic

• digestive

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Homeostasis helps your body maintain a

• stable oxygen rich blood

• energy by breaking down food

• unstable external environment

• stable internal environment

Which statement is true about body systems in an organism?

• All body systems work together

• Each body system works independently

• All the body systems function the same way

• All systems use the same organs to function properly

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The muscular, skeletal, and ________________ system work together to help you write your notes.

• digestive

• immune

• excretory

• nervous

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