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200+ Free Missouri CNA Practice Questions

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Questions by Category

Cna-Mo-Basic-Nursing-Care40 questions
Cna-Mo-Role-Nurse-Aide38 questions
Cna-Mo-Promotion-Safety27 questions
Legal-Ethical26 questions
Cna-Mo-Specialized-Care24 questions
Cna-Mo-Function-Health20 questions
Communication15 questions
Personal-Care-Skills10 questions
2026 Statistics

Key Facts: Missouri CNA Exam

75

Classroom Training Hours

Missouri DHSS

100

On-the-Job Training Hours

Missouri DHSS

75

Written Exam Questions

Headmaster

24 mo

Certification Period

Missouri DHSS

8 hrs

Paid Work Required to Renew

Per 24 months

5

Content Domains

Headmaster outline

Missouri requires 75 hours of classroom training and 100 hours of on-the-job training (175 total hours). The exam is administered by Headmaster/D&S and covers five domains: Role of the Nurse Aide (18%), Promotion of Safety (19%), Basic Nursing Care (21%), Function and Health of Residents (21%), and Specialized Care (21%). Certification renewal requires at least 8 hours of paid employment every 24 months. CNAs can apply for reciprocity if certified in another state.

About the Missouri CNA Exam

The Missouri CNA competency exam is administered by Headmaster/D&S Diversified Technologies on behalf of the Missouri Department of Health and Senior Services (DHSS). The exam has two parts: a written test (75 questions) and a clinical skills test. Missouri requires completion of a state-approved CNA training program consisting of 75 hours of classroom training and 100 hours of on-the-job training under Section 198.082, RSMo and the Omnibus Nursing Home Act.

Questions

75 scored questions

Time Limit

90 min written + skills

Passing Score

Pass on written + 100% skills steps

Exam Fee

~$115 (varies by testing site) (Headmaster / D&S Diversified Technologies (Missouri DHSS))

Missouri CNA Exam Content Outline

18%

Role of the Nurse Aide

Scope of practice, Missouri DHSS regulations, OBRA, CNA training requirements, reporting, delegation, professionalism, legal/ethical issues

19%

Promotion of Safety

Infection control, standard precautions, PPE, fire safety (RACE), body mechanics, fall prevention, emergency response, disaster preparedness

21%

Basic Nursing Care

Vital signs, positioning, transfers, range of motion, personal care, nutrition, hydration, elimination, skin care, restorative care

21%

Function and Health of Residents

Disease processes, aging, mental health, cognitive impairment, observations, reporting changes, end-of-life care

21%

Specialized Care

Specific care for residents with special needs: diabetes, dementia, stroke, developmental disabilities, rehabilitation, hospice

How to Pass the Missouri CNA Exam

What You Need to Know

  • Passing score: Pass on written + 100% skills steps
  • Exam length: 75 questions
  • Time limit: 90 min written + skills
  • Exam fee: ~$115 (varies by testing site)

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

Missouri CNA Study Tips from Top Performers

1Know Missouri training requirements: 75 hours classroom + 100 hours on-the-job training (175 total)
2Understand Headmaster testing: 75 questions covering 5 content domains
3Memorize the RACE fire safety protocol: Rescue, Alarm, Contain, Extinguish/Evacuate
4Know mandatory reporting: Missouri Adult Abuse and Neglect Hotline 1-800-392-0210
5Review Section 198.082 RSMo and the Omnibus Nursing Home Act
6Practice infection control: hand hygiene, PPE donning/doffing, standard precautions
7Understand resident rights under OBRA and Missouri law
8Know that 8 hours of paid employment is required every 24 months for renewal

Frequently Asked Questions

Who administers the Missouri CNA exam?

The Missouri CNA competency exam is administered by Headmaster/D&S Diversified Technologies on behalf of the Missouri Department of Health and Senior Services (DHSS). The written exam consists of 75 multiple-choice questions covering the five content domains. The clinical skills test requires demonstrating competency in specific nursing assistant skills.

What are the training requirements for Missouri CNAs?

Missouri requires completion of a state-approved CNA training program consisting of 75 hours of classroom training and 100 hours of on-the-job training (175 total hours) under Section 198.082, RSMo and the Omnibus Nursing Home Act. Training programs must be approved by the Missouri DHSS.

How do I renew my Missouri CNA certification?

Missouri CNAs must renew their certification every 24 months. To renew, you must provide documentation of at least 8 hours of paid employment performing nursing-related services under the supervision of a licensed nurse during the 24-month certification period. Contact the DHSS Health Education Unit at 573-526-5686 for renewal information.

Can I transfer my CNA certification from another state to Missouri?

Yes. If you are currently certified in another state and in good standing, you can apply for reciprocity with Missouri. Once your application is approved, you may log into the Headmaster TMU system and print your Missouri CNA certificate. Contact the Missouri DHSS for specific reciprocity requirements.

What if my Missouri CNA certification has lapsed?

If your Missouri CNA certification has lapsed due to failure to meet the employment requirements, you may need to retake the competency examination or complete additional training depending on how long your certification has been inactive. Contact the Missouri DHSS Health Education Unit at 573-526-5686 for guidance on reinstatement.

How do I report suspected abuse or neglect in Missouri?

Missouri CNAs are mandatory reporters of suspected abuse, neglect, or exploitation of vulnerable adults. Reports can be made to the Missouri Adult Abuse and Neglect Hotline at 1-800-392-0210. In emergencies, call 911. You must also report to your supervisor. Failure to report is a violation of Missouri law.