prasit

What is the process of breathing?

• windpipe>lungs>nose

• nose>windpipe>lungs

• windpipe>nose>lungs

what does nervous system do?

• gives command to other systems

• digest's food

• help us breathe

what is no. of muscles in our body

• 300

• 206

• 650

name the organ system which gives shape to our body.

• muscular system

• skeletal system

• nervous system

which of the following is the part of nervous system?

• heart

• lungs

• spinal cord

what does reproduction system do?

• produce young ones

• help us breath

• clean our body

Identify this organ.

• lungs

• heart

• brain