NIC Cosmetology Written (Theory) ExamHair Care and ServicesMedium

A client with thick, coarse, and curly hair wants to achieve a smooth, straight style using a blow dryer and round brush. To ensure the style holds and is sleek, which blow-drying technique should the cosmetologist primarily utilize?

  1. ADirecting airflow against the cuticle layer using a concentrator nozzle.
  2. BBlow-drying small sections from roots to ends, following with the brush.
  3. CRough-drying until 80% dry, then flat wrapping.
  4. DUsing a diffuser attachment to enhance natural curl pattern.
Show answer & explanation

Correct answer: B. Blow-drying small sections from roots to ends, following with the brush.

To achieve a smooth, straight style on thick, coarse, curly hair, it's essential to work in small sections, directing the airflow from roots to ends (with the cuticle) and following the brush. This technique ensures maximum control, tension, and smoothing of the cuticle layer for a sleek finish.

Why the other options are wrong

  • A. Directing airflow *against* the cuticle layer will rough it up, creating frizz and dullness, which is the opposite of a sleek style.
  • C. Rough-drying is used to remove excess water quickly, but flat wrapping (drying hair flat against the head) isn't the primary technique for a smooth, straight, voluminous style with a round brush.
  • D. A diffuser enhances curls and reduces frizz, but it is not used to achieve a straight style.

Blow-drying for Straightening

A technique using a blow dryer and brush to smooth and straighten curly or wavy hair by directing heat with the cuticle.

  • Requires working in small, manageable sections.
  • Airflow should always be directed from root to end.
  • Using a concentrator nozzle helps to focus heat and smooth the cuticle.

Memory trick: Small sections, roots to ends, smooth and sleek, the cuticle mends.

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