Why Is the Alveolar Arch Cleft Left Unrepaired Until the Age

question 12

Multiple Choice

Why is the alveolar arch cleft left unrepaired until the age of 6 or 7?

• A)It is technically difficult to close at an earlier age.
• B)It allows anterior facial growth without restriction.
• C)It does not affect speech or feeding.
• D)Early closure can cause a risk of dental abnormalities.
• E)The alveolar cleft will eventually close on its own.

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Definitions:

Specific Gravity

A measurement of the density of a substance compared to water. Specific gravity tests are performed on battery acid and coolant.

Model Year

The year assigned to a vehicle by its manufacturer indicating the marketing period it was made for, which may not necessarily coincide with the year it was manufactured.

Vehicle Identification Number

A unique code, including a serial number, used by the automotive industry to identify individual motor vehicles.

Tenth Digit

In the context of vehicle identification numbers (VIN), the tenth digit represents the model year of the vehicle.