COHN COHN-S 2 — Questions and Answers
Question 1: Under the ADA, an employer is required to provide a reasonable accommodation unless it causes:
- Minor inconvenience
- Undue hardship (Correct answer)
- Any additional cost
- A change in job duties
Correct answer: Undue hardship
The ADA requires reasonable accommodations unless they impose an undue hardship on the employer's operations or finances.
Question 2: A worker presents with bilateral hand tingling that worsens at night and is relieved by shaking the hands. Which condition is most likely?
- Cubital tunnel syndrome
- De Quervain tenosynovitis
- Carpal tunnel syndrome (Correct answer)
- Raynaud phenomenon
Correct answer: Carpal tunnel syndrome
Nocturnal paresthesias relieved by shaking (flick sign) are classic presentations of carpal tunnel syndrome due to median nerve compression.
Question 3: The OSHA Hazard Communication Standard requires chemical manufacturers to provide Safety Data Sheets (SDS) with how many sections?
- 12
- 14
- 16 (Correct answer)
- 18
Correct answer: 16
The GHS-aligned OSHA HazCom standard requires SDS to follow a standardized 16-section format.
Question 4: Which FMLA provision allows an employee to take leave in blocks as small as one hour for a chronic condition?
- Continuous leave
- Reduced schedule leave
- Intermittent leave (Correct answer)
- Parental leave
Correct answer: Intermittent leave
Intermittent FMLA leave permits employees to take leave in separate blocks of time for a single qualifying reason.
Question 5: In occupational health, the hierarchy of controls lists which measure as MOST effective for hazard reduction?
- Personal protective equipment
- Administrative controls
- Engineering controls
- Elimination (Correct answer)
Correct answer: Elimination
Elimination of the hazard entirely is the most effective control measure at the top of the hierarchy.
Question 6: A COHN-S performing a job hazard analysis (JHA) should begin by:
- Issuing PPE to all workers
- Selecting the job to be analyzed (Correct answer)
- Interviewing injured workers
- Reviewing OSHA 300 logs
Correct answer: Selecting the job to be analyzed
The first step of a JHA is selecting the job to be analyzed, typically prioritizing high-risk or frequently injurious tasks.
Question 7: Which blood lead level (BLL) triggers mandatory medical removal from lead exposure under OSHA's Lead Standard (29 CFR 1910.1025)?
- 10 µg/dL
- 30 µg/dL
- 50 µg/dL (Correct answer)
- 60 µg/dL
Correct answer: 50 µg/dL
OSHA's Lead Standard requires medical removal when a worker's BLL reaches 50 µg/dL, with return permitted after BLL drops below 40 µg/dL.
COHN COHN-S 2
Under the ADA, an employer is required to provide a reasonable accommodation unless it causes: