Human Body System

What is the main function of the nervous system?

• pump blood

• clean waste

• absorb nutrirents

• deliver messages to the brain

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Which best describes the respiratory system?

• It helps people breathe in oxygen and breathe out carbon dioxide

• It helps people use their muscles

• It sends messages all over your body

• It helps you digest your food.

Which best describes the digestive system?

• Pumping blood through the body

• Breathing in oxygen and out carbon dioxide

• It helps people eat and digest foods

• Allows you to hear sounds

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Which structures make up the digestive system?

• heart, blood, vessels

• Brain, heart, lungs

• esophagus, stomach, intestines

• veins, lungs, muscles

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What is the job of the muscular system?

• breathe

• digesit

• energy

• movement

Your lungs are the major organ for what system

• digestive

• respiratory

• circulatory

• skeltal

Which system protects our organs?

• circulatory

• skeletal

• respiratory

• muscular

How are the muscular and digestive system similar?

• Both help to digest food

• Both help us breathe

• Both help to make us think

• both help to pump blood

What do muscles do for us?

• make us breathe

• cause movement

• make us use the bathroom

• makes us silly

Which two systems are responsible for allowing us to breathe?

• respiratory and circulatory

• digestive and circulatory

• skeletal and respiratory

• nervous and muscular