Respuesta :

Answer:

it's all in our body

Explanation:

good lessons !!!!

Answer:

What are the 11 human body systems and their functions?

The main systems of the human body are:

Circulatory system / Cardiovascular system: ...

Digestive system and Excretory system: ...

Endocrine system: ...

Integumentary system / Exocrine system: ...

Immune system and lymphatic system: ...

Muscular system: ...

Nervous system: ...

Renal system and Urinary system.