autonomic nervous system
respiratory system
endocrine and reproductive system
100

Nervous system responsible for all involuntary body function 

Autonomic  nerves system 

100

Made up of organs and tissues that help you breath 

Respiratory system 

100

What system directly affects hair growth, skin conditions and energy levels 

Endocrine system 

200

Breaks food down into simpler chemical compounds easily absorbed by cells or eliminate from the body in waste products

Digestive system 

200

What are the primary organs of the respiratory system 

Lungs and diaphragm 

200

What system is composed of a group of specialized ductless glands that regulate and control the growth, body temperature, and health of the body

Endocrine system 

300

Eliminates solid, liquid and gaseous waste products

Excretory system

300

What are spongy organs composed of cells into which air enters as you inhale

Lungs

300

What gland produces estrogen and testosterone

Reproductive system