Organ systems

Which body system is responsible for producing offspring?

• reproductive
• respiratory
• digestive
• skeletal

The respiratory system works together with the ____ system so that all cells of the body receive oxygen. 

• nervous
• endocrine
• circulatory
• integumentary

This system provides the body with support, shape, and it helps to protect vital organs. 

• nervous
• unrinary
• skeletal
• muscular

This system eliminates solid wastes from the body. 

• digestive
• respiratory
• cardiovascular
• immune

This system regulates the metabolism and works with other systems to regulate horomones.  The thyroid gland is an organ of this system.  

• nervous
• reproductive
• digestive
• endocrine

This system controls all other systems. 

• respiratory
• nervous
• endocrine
• integumentary

The skeletal system works together with the _____ system so that the body can move.  

• muscular
• urinary
• excretory
• immune

Which system brings in oxygen (O₂) and takes out carbon dioxide (CO₂) ?

• digestive system

• respiratory system

• nervous system

• immune system

Which system protects the body from foreign pathogens (invaders) like viruses, bacteria, and fungi?

• immune system

• endocrine system

• nervous system

• skeletal system

Which system provides support for the body, protects vital organs like the brain and lungs, and is where new blood cells are made?

• nervous system

• respiratory system

• circulatory system

• skeletal system