PSI Cosmetology Practice Exam

Which technique should be used to achieve a smooth finish when blow drying hair?

1. Using a diffuser

2. Drying roots first

3. Using a round brush

4. Blow-drying in sections

The correct answer is: Using a round brush

To achieve a smooth finish when blow drying hair, using a round brush is the most effective technique. A round brush allows for better control over the hair strands as they are blow-dried. The brush creates tension while pulling the hair taut, which helps to smooth the hair cuticle. This technique also adds volume and shape to the hair, allowing for a polished and sleek result. When using a round brush, the heat from the blow dryer works in conjunction with the shape of the brush to create a smooth, finished look. Additionally, rotating the brush as you dry can create soft waves or curls, further enhancing the overall style. While the other techniques have their benefits, they may not specifically focus on achieving that ultra-smooth finish. For instance, a diffuser is typically used for drying curly hair without disturbing the curl pattern, while drying roots first can be a part of the blow-drying process but doesn’t directly contribute to smoothing the hair. Blow-drying in sections may help in managing thicker hair, but without the use of a round brush, achieving a smooth finish may be more challenging.