California Cosmetology Written ExamSafety and Infection ControlHard
A hairstylist who performs repetitive haircutting motions all day begins experiencing wrist pain and numbness consistent with early carpal tunnel syndrome. Which ergonomic adjustment would BEST help prevent further strain?
- ACutting exclusively with the wrist bent downward for leverage
- BIncreasing the number of consecutive clients per day to build tolerance
- CGripping the shears tighter to improve control
- DKeeping the wrist in a neutral, straight position while cutting
Show answer & explanationAnswer & explanation
Correct answer: D. Keeping the wrist in a neutral, straight position while cutting
Maintaining a neutral wrist position (straight, not bent up or down) reduces pressure on the median nerve and tendons in the wrist, which is a key ergonomic principle for preventing repetitive strain injuries like carpal tunnel syndrome in cosmetologists.
Why the other options are wrong
- A. Bending the wrist downward repeatedly increases pressure on the carpal tunnel.
- B. Increasing workload without rest increases repetitive strain risk rather than reducing it.
- C. Gripping tighter increases muscle tension and strain, worsening the problem.
Ergonomics for Cosmetologists
The practice of adjusting posture, tools, and work habits to reduce physical strain and prevent repetitive stress injuries like carpal tunnel syndrome.
- Keep wrists neutral/straight, not bent, while cutting or styling
- Adjust chair/client height to avoid excessive bending or reaching
- Take periodic stretch breaks throughout the shift
- Alternate hands/tools and maintain good posture to reduce strain
Memory trick: 'Keep it straight, keep it safe' — neutral wrist saves nerves.