Quiz Time – What do you know about teeth?
Pop Quiz – how much do you know about your teeth and how to care for them?
1 – How many teeth does the average adult have?
A) 20
B) 28
C) 32
D) 36
2 – True or False: Tooth enamel is the hardest substance in the human body
3 – How many litres of saliva can a human produce in a year?
A) 480L
B) 730L
C) 40L
D) 1,072L
4 – True or False: Teeth are the only part of the human body that can’t repair themselves
5 – How long does the average person spend each day brushing their teeth?
A) 48 seconds
B) 1 minute
C) 1 minute 16 seconds
D) 2 minutes
6 – True or False: Your adult teeth can grow back once extracted.
7 – How much of your tooth is below the gum line?
A) 1/2
B) 1/3rd
C) 1/5th
D) 1/8th
8 – True or False: Humans are born with 18 primary teeth below the gum line
9 – How often does your dentist recommend brushing and flossing your teeth?
A) Brush once daily, floss every other day
B) Brush twice daily, floss once per week
C) Brush twice daily, floss once per day
D) Brush after every meal, floss every time you brush
10 – True or False: If flossing causes your gums to bleed, you should avoid flossing.
Quiz Answer Key:
1 C, The average adult has 8 incisors, 4 canines, 8 bicuspids, 8 molars, and 4 wisdom teeth
2 True, enamel is even harder than bone!
3 B, 730L now that is a lot!
4 True, teeth cannot repair themselves – that’s why we do fillings, root canals, crowns, etc…
5 A, you should be brushing 4 minutes each day! 2 minutes in the morning and 2 minutes before bed
6 False, most mammals cannot regrow their teeth – unlike reptiles and fish
7 B, 1/3rd of your tooth, (the root) is below your gum line. When it becomes exposed due to recession it can be very painful
8 False, infants have 20 teeth below the gum line waiting to erupt during teething (ouch!)
9 C, everyone should be brushing twice daily and floss once
10 False, When you floss often and regularly, the gum tissue between your teeth becomes more resilient and stops bleeding when flossed
