Tooth Truths
Hardest substance in the human body?
What is enamel?
How long should you brush your teeth each time?
What is two minutes?
Which drink is most likely to cause tooth decay—water, milk, or soda?
What is soda?
Medical term for gum disease?
What is Gingivitis?
Who was the first dental hygienist?
Who is Irene Newman?
How many sets of teeth do humans have in their lifetime?
What is two, baby (primary) teeth and adult (permanent) teeth?
What motion should you use when brushing your teeth—back and forth or circular?
What is gentle circular motions?
Mineral found in toothpaste helps strengthen enamel?
What is fluoride?
What causes tooth decay—bacteria, sugar, or brushing too often?
What is bacteria?
When was the first electric toothbrush invented?
What is 1954?
Scientific term for baby teeth
What is deciduous teeth?
Abbreviation for ADA
What is the American Dental Association?
Type of acid forms when sugar interacts with plaque bacteria?
What is lactic acid?
What is the difference between plaque and tartar?
Plaque is a soft, sticky, film, and tartar is hardened plaque that forms if not removed.
Ancient civilians believed to have invented the first form of toothpaste?
What are the Egyptians?
The four main types of human teeth?
What is incisors, canines, premolars, molars?
Recommended angle to hold your toothbrush against the gum line when brushing?
What is 45 degrees?
How does calcium help maintain strong teeth?
What is strengthening enamel and supports the structure of teeth and bones?
What is periodontitis?
What is a severe gum infection that damages bone and tissue?
What year was the first dental school in the United States established, and where?
What is 1840, at the Baltimore College of Dental Surgery in Maryland?
Function of the 4 types of human teeth?
What is incisors (cut), canines (tear), premolars (crush), molars (grind)?
Why is it important to replace your toothbrush every 3–4 months, even if it looks clean?
Bristles wear down and lose effectiveness; bacteria can also build up over time.
What is demineralization?
What is the loss of minerals (like calcium and phosphate) from enamel due to acid?
What dental condition can cause pain in the jaw and around the ear due to joint dysfunction?
What is Temporomandibular joint disorder (TMJ or TMD)?
Historical figure is often (incorrectly) credited with inventing wooden dentures?
George Washington (his dentures were made from ivory, gold, and other materials, not wood)