Pre Test

Indicate whether the statement is true or false. 1. Throughout the Chou Dynasty (circa 1100 BC), the royal colors were gold and silver.

• True

• False

The process of disinfection eliminates all microorganisms on nonporous surfaces.

• True

• False

Compared to hospitals, salons pose a higher infection risk.

• True

• False

Hair should always be shampooed daily.

• True

• False

Indicate whether the statement is true or false. 5. Optimally, shears should have a Rockwell hardness of 63 or higher.

• True

• False

The term pH is an abbreviation used for potential hydrogen.

• True

• False

Indicate whether the statement is true or false. 7. Salt bonds can be broken by water, whereas disulfide bonds are broken by changes in pH.

• True

• False

Indicate whether the statement is true or false. 8. In permanent waving, the size of the rod determines the size of the curl.

• True

• False

Indicate whether the statement is true or false. 9. On-base placement minimizes stress and tension on the hair.

• True

• False

The curvature permanent wrap uses zigzag partings to divide base areas.

• True

• False