human body

the physical an d chemichal breakdown of complex food into smaller ,soluble and usable particles is called

• respiration

• digestion

• excreation

______ is the masculr contraction an d relaxation that forms a wave like motion and pushes the food forward

The walls of the stomach relaease __________ which contain dilute hidro chloric acid and enzime called

• protease

• ptylin

• Gastric juice

The small a intestine is a highly coiled ______which is around ___ meters long .

• pipe/7

• pipe/5

• tube/7

• tube/5

______________ is the outermost organ of respiration

• Lungs

• Nose

• Pharynx

• Trachea

________________ is the swelling of the inner lining of the bronchi

• Bronchitis

• asthama

• tuberculosis

A sneeze is a sudden _______________ of air from the lungs through the nose and ______________

• explosion and pharynx

• explosion and larynx

• expulsion and bronchi

• expultion and mouth

air from the nose reaches the ________________

• pharynx

• larynx

in the middle of our chest the trachea divides into two branches called ________

__________ holds the lungs