How Many Teeth Do Humans Have

32 adult teeth, 20 baby teeth - dental facts

⚡Quick Answer

Adults: 32 teeth (8 incisors, 4 canines, 8 premolars, 12 molars). Children: 20 baby teeth. Many adults have 28 if wisdom teeth removed.

Adults have 32 teeth total: 8 incisors, 4 canines, 8 premolars, and 12 molars (including 4 wisdom teeth).

💡Many adults have 28 teeth if wisdom teeth were removed.

Children have 20 baby teeth (deciduous teeth). They start appearing around 6 months and are complete by age 3.

💡Baby teeth fall out between ages 6-12, replaced by adult teeth.

Incisors (8): Cutting front teeth. Canines (4): Pointed tearing teeth. Premolars (8): Grinding. Molars (12): Heavy grinding.

💡Each type has a specific function for biting, tearing, or chewing.

4 wisdom teeth (third molars) typically emerge between ages 17-25. Many people have them removed if impacted.

💡Some people never develop all 4 wisdom teeth - this is normal.

Yes, it's called hyperdontia. Extra teeth (supernumerary teeth) occur in about 1-4% of people.

Sharks have multiple rows - up to 3,000 teeth at once! They constantly lose and regrow teeth.

Not anymore. They were useful for our ancestors who had larger jaws and ate tougher foods.

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