science quiz

The nervous system is made up of

• central nervous, peripheral nervous

• central nervous

• peripheral nervous

• nerve system

______ carry blood away from the heart

• arteries

• vein

• capillaries

• nerves

____ carry blood to the heart

• arteries

• veins

• cappillaries

• nerves

heart is divided into ___ chambers

• three

• four

• two

• five

the main organ in the respiratory system is the ____

• lungs

• mouth

• nose

• face

smooth muscles are ______ muscles

• involuntary

• voluntary

• skeletal

• cardiac

your heart is a _____ muscle

• cardiac

• silent

• pure

• heavy

an adult human has ____ bones

• 206

• 306

• 106

• 100

in your stomach the food is mixed with gastric juice that are very ____

• acidic

• basic

• neutral

• big

your body has ___ kidneys which act as filter

• one

• two

• three

• four