REVISION ON HUMAN SKIN AND TEETH.

Mention any one disease of the skin.

• tuberculosis

• athletes foot

• kwashiorkor

Suggest any one way of caring for the skin.

• bathing daily using enough dirty water.

• putting on dirty clothes.

• bathing daily with enough clean water.

Briefly explain the term excretion.

• is the removal excess harmful substances from the body

• is the act of taking in food.

• is the movement of blood around the body.

Give any one use of the skin.

• used in the making vitamin D with the help sunshine.

• for beauty

Name any one set of teeth in the human mouth.

• canines

• milk teeth

• incisors

State the first set of teeth in children below seven years.

• permanent teeth

• molar teeth

• milk teeth

• premolar teeth

Name the set of teeth that replaces the milk teeth after a certain age.

• premolar teeth

• canine teeth

• permanent teeth

Point out the number milk teeth found the mouth a P 3 boy.

• 32 teeth

• 18 teeth

• 20 teeth

Cite out the main function of the teeth.

• to chew food

• to bite food

• to break down food into small soluble particles.

List down any type of teeth found in one's mouth.

• incisors

• milk teeth