Human Body Systems Worksheet

Which system helps the respiratory system by expanding your chest so that cells in the lungs fill up with oxygen?

• Endocrine system

• Respiratory system

• Nervous system

• Muscular system

What two systems are represented in this picture?

• respiratory

• digestive

• circulatory

• nervous

What is homeostasis?

• The ability to maintain constant internal conditions when outside conditions change

• The system that controls the rate at which the heart beats

• The process of breaking down food in the digestive system

• The ability of the body to transport oxygen to all cells

Tags

NGSS.HS-LS1-3

Where are muscles found in the digestive system?

• liver

• brain

• pancreas

• stomach

Where are nutrients absorbed in the digestive system?

• Large intestine

• Small intestine

• Esophagus

• Stomach

Which system helps the small intestine break down food and gets nutrients to the rest of the body?

• Circulatory system

• Nervous system

• Endocrine system

• Muscular system

Which system is responsible for transporting oxygen to all cells in the body?

• Digestive system

• Circulatory system

• Nervous system

• Endocrine system

Which system is mainly responsible for breaking down food?

• Respiratory system

• Digestive system

• Circulatory system

• Nervous system

Which system helps control body functions by releasing hormones?

• Nervous system

• Endocrine system

• Circulatory system

• Muscular system

Which organ is NOT part of the digestive system?

• Stomach

• Brain

• Liver

• Pancreas