TENNESSEE OCCUPATIONAL HEALTH NURSE CERTIFICATION EXAM – EXAM PRACTICE
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) PLUS RATIONALES 2026
Q&A | INSTANT DOWNLOAD PDF
CORE DOMAINS
Occupational Safety and Health Regulations (OSHA Compliance)
Industrial Hygiene and Hazard Recognition
Workplace Injury and Illness Prevention
Occupational Disease Management
Emergency Preparedness and Response
Employee Health Surveillance and Screening
Ergonomics and Workplace Design
Toxicology and Exposure Control
Ethics and Legal Responsibilities in Occupational Health
Health Promotion and Wellness Programs
,INTRODUCTION
This examination is designed to evaluate the knowledge, skills, and applied judgment
required of an Occupational Health Nurse working within industrial, corporate, and public-
sector environments. It assesses the ability to identify workplace hazards, implement
preventive strategies, manage employee health programs, and ensure compliance with
occupational safety regulations. The questions are structured in multiple-choice and
scenario-based formats to reflect real-world decision-making. Candidates are expected to
demonstrate clinical reasoning, regulatory understanding, and ethical practice in
managing worker health and safety across diverse occupational settings.
*
SECTION ONE: QUESTIONS 1–50
Question 1
A nurse conducting workplace surveillance is reviewing exposure limits for airborne
contaminants. Which organization sets Permissible Exposure Limits (PELs) in the United
States?
A. CDC
B. OSHA
C. WHO
D. EPA
,🟢 Correct Answer: B. OSHA
🔴 Explanation: OSHA establishes legally enforceable PELs for workplace exposures in the
U.S.
Question 2
A worker is exposed to loud machinery daily. Which test best monitors early hearing loss?
A. Tympanometry
B. Audiometry
C. Otoscopy
D. MRI
🟢 Correct Answer: B. Audiometry
🔴 Explanation: Audiometry is the standard screening tool for occupational noise-induced
hearing loss.
Question 3
Which condition is most associated with repetitive strain injury?
, A. Hypertension
B. Carpal tunnel syndrome
C. Asthma
D. Dermatitis
🟢 Correct Answer: B. Carpal tunnel syndrome
🔴 Explanation: Repetitive wrist motion compresses the median nerve, causing carpal
tunnel syndrome.
Question 4
What is the primary purpose of OSHA Form 300?
A. Employee payroll tracking
B. Injury and illness recordkeeping
C. Insurance claims approval
D. Vaccination records
🟢 Correct Answer: B. Injury and illness recordkeeping
🔴 Explanation: OSHA Form 300 documents work-related injuries and illnesses.
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) PLUS RATIONALES 2026
Q&A | INSTANT DOWNLOAD PDF
CORE DOMAINS
Occupational Safety and Health Regulations (OSHA Compliance)
Industrial Hygiene and Hazard Recognition
Workplace Injury and Illness Prevention
Occupational Disease Management
Emergency Preparedness and Response
Employee Health Surveillance and Screening
Ergonomics and Workplace Design
Toxicology and Exposure Control
Ethics and Legal Responsibilities in Occupational Health
Health Promotion and Wellness Programs
,INTRODUCTION
This examination is designed to evaluate the knowledge, skills, and applied judgment
required of an Occupational Health Nurse working within industrial, corporate, and public-
sector environments. It assesses the ability to identify workplace hazards, implement
preventive strategies, manage employee health programs, and ensure compliance with
occupational safety regulations. The questions are structured in multiple-choice and
scenario-based formats to reflect real-world decision-making. Candidates are expected to
demonstrate clinical reasoning, regulatory understanding, and ethical practice in
managing worker health and safety across diverse occupational settings.
*
SECTION ONE: QUESTIONS 1–50
Question 1
A nurse conducting workplace surveillance is reviewing exposure limits for airborne
contaminants. Which organization sets Permissible Exposure Limits (PELs) in the United
States?
A. CDC
B. OSHA
C. WHO
D. EPA
,🟢 Correct Answer: B. OSHA
🔴 Explanation: OSHA establishes legally enforceable PELs for workplace exposures in the
U.S.
Question 2
A worker is exposed to loud machinery daily. Which test best monitors early hearing loss?
A. Tympanometry
B. Audiometry
C. Otoscopy
D. MRI
🟢 Correct Answer: B. Audiometry
🔴 Explanation: Audiometry is the standard screening tool for occupational noise-induced
hearing loss.
Question 3
Which condition is most associated with repetitive strain injury?
, A. Hypertension
B. Carpal tunnel syndrome
C. Asthma
D. Dermatitis
🟢 Correct Answer: B. Carpal tunnel syndrome
🔴 Explanation: Repetitive wrist motion compresses the median nerve, causing carpal
tunnel syndrome.
Question 4
What is the primary purpose of OSHA Form 300?
A. Employee payroll tracking
B. Injury and illness recordkeeping
C. Insurance claims approval
D. Vaccination records
🟢 Correct Answer: B. Injury and illness recordkeeping
🔴 Explanation: OSHA Form 300 documents work-related injuries and illnesses.
