Missouri Nursing Assistant / Nurse Aide Guide

CNA - Certified Nursing Assistant - Aide Practice Exam

Is a License or Certification needed: You need to pass a state certified nursing assistant program and the state exam in order to be certified. This must be done in order to work as a nursing assistant in the state of Missouri and be listed on the Missouri Nurse Aide Registry.

Who Grants Certification: The Missouri Department of Health and Senior Services provides training and maintains the listing on the Missouri Nurse Aide Registry. Search the Missouri Nurse Aide Registry site for your active Certified Nurse Aide license here.

The Qualifications to become Certified: In order to take the Nurse Aide state exam and receive your certification, you must:

  • Complete a 175-hour Missouri State Department of Health approved Nurse Aide training program. There are 75 hours of classroom training and 100 hours of on the job training.
  • Pass the two part state nurse aide exam including both written test and practicum examination.
  • For special circumstances in which you may not have to complete the training program, see the CNA Challenge.

How to Apply for Certification and to take the Exam: In order to apply for nurse aide registration in Missouri, you will need to apply to take the exam after completing a Missouri state approved Certified Nurse Aide Training program.

In Missouri, the Nurse Aide Training and Competency Evaluation can be taken at one of these certifying agencies.

Test Content: There are usually between 60 and 100 questions on a test and 90 minutes to two hours given to complete them. An average of 75% is expected for passing. To find details like these for the written and skill portions of the state of Missouri Certified Nurse Aide Competency Exam, it will be necessary to contact one of the certifying agencies listed here.

The written exam, according to the Missouri Health and Senior Services Department, includes these topics:

  • Basic nursing skills
  • Fire safety
  • Disaster training
  • Resident safety and rights
  • Social and psychological problems of residents
  • Methods of caring for the mentally confused residents, such as those with Alzheimer's disease.

You will need to know the following clinical skills for the skills evaluation:

  • Carrying out instructions received from the charge nurse
  • Documenting that care has been provided
  • Hand washing
  • Indirect care (what is done before and after care giving)
  • Putting on and removing gloves
  • Bedpan
  • Dressing and undressing
  • Height
  • Weight
  • Hair care
  • Back rub
  • Collecting a urine sample
  • Respiration
  • Intake/Output
  • Perineal care
  • Positioning
  • Dentures and mouth care
  • Oral hygiene
  • Transfer
  • Commode
  • Pulse
  • Nail care
  • Range of motion
  • Assistance with feeding
  • Bathing
  • Empty drainage bag
  • Bed making
  • Temperature (non-mercury)
  • Choking
  • Blood pressure
  • Catheter care
See Candidate Handbook for more information.

You will need to practice these skills. They will not need to be absolutely perfect, but you will need to be deemed competent in these skills. An RN (or other certified instructor) will guide you through a practice scenario or scenarios.

Certification Renewal and Continuing Education Requirements: If you have allowed your registration status to become inactive, see here to renew.


Missouri Department of Health and Senior Services
Health Education Unit
PO Box 570
3418 Knipp
Jefferson City, MO 65102
Phone: (573) 526-5686

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For more information on licensing and exam prep, go to Tests.com's CNA Test Guide.

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