Human Body System

1. Which system are the lungs in?

• respiratory
• digestive
• excretory
• muscular

 Which system is the stomach in?

• respiratory
• digestive
• nervous
• excretory

 Which system is the esophagus in?

• digestive
• urinary
• integumentary
• skeletal

Which organ is part of the respiratory system?

• tongue
• stomach
• esophagus
• lungs

 What is the main function of the respiratory system?

• take in oxygen and exhale waste like carbon dioxide
• move nutrients throughout the body
• take in carbon dioxide and exhale oxygen

 What is the main job of the digestive system? 

• break down foods into nutrients that can be used by the body
• take in oxygen and exhale waste like carbon dioxide
• pump blood throughout the body
• makes the body hungry

Your large and small intestines are part of this body system.

• nervous
• digestive
• muscular
• skeletal

Which system includes the mouth, esophagus, and the small and large intestines?

• nervous
• excretory
• respiratory
• digestive

 What is the main function of the respiratory system?

• take in oxygen and exhale waste like carbon dioxide
• move nutrients throughout the body
• take in carbon dioxide and exhale oxygen

Which example best shows structures that make up the digestive system in the human body?

• heart, blood, vessels
• nose, trachea, lungs
• brain, spinal cord, nerves
• esophagus, stomach, intestines