Respiratory system
Nervous system
Digestive system
Circulatory system
100

why is the respiratory system important?

The respiratory system for our survival since it allows   necessary oxygen to enter the body and eliminate carbon dioxide.

100

Larynx is part of nervous system? true or false

false

100

Which nutrients are part of the digestive system?

Carbohydrate,protein,fat,vitamin,mineral,and,water.

100

Arteries and veins are part of the circulatory system true or false.

true

200

The respiratory system is voluntary true or false 

false.

200

the brain is part of pherisperical nervous system? true or false 

false


200

What are the definition of large intestine?

The last part of the digestive system that eliminate waste.

200

white blood cells are less abundant than red blood cels? true or false 

true


300

Which are the organs of respiratory system?

Lasal passage, parynx , larynx , trachea , branchea and bronchial tubes.

300

of which organs is made the central nervous system?

Brain and spinal cord.

300

The digestive system convert and eliminate food? true or false.

true

300

What is the heart 

muscular organ that contracts to pump blood trough the organism