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CNA Certification Course
More than 2 million learners worldwide

CNA Certification Course

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Get the knowledge and hands-on skills you need to pass your CNA certification exam and launch a healthcare career. This course covers everything from patient care and infection control to vital signs and legal responsibilities. Whether you are starting fresh or preparing for your state competency exam, this is the complete preparation you have been looking for.

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What you will learn:

You will learn the full scope of CNA practice, including patient rights, legal boundaries, and your role within the healthcare team. The course covers infection control, personal care, mobility assistance, and vital signs measurement with a focus on accuracy and safety. You will also develop communication and documentation skills that meet real clinical standards. Special topics include dementia care, end-of-life support, mental health awareness, and restorative nursing. By the end, you will be prepared to appear for your state certification exam and step confidently into a nursing assistant role.

How you study in practice CNA Certification Course

How you practise CNA Certification Course

For companies looking to train their teams

With Dedika for Businesses, the course includes exercises and examples tailored to your own business and the specific needs of your company.

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Course content

8 Chapters • 32 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of CNA Practice

  • Lesson 1 • Legal and Ethical Principles

    Covers patient rights, confidentiality, mandatory reporting, and professional ethics. Establishes the legal framework governing all CNA actions.

  • Lesson 2 • Healthcare Settings and Environments

    Surveys long-term care, acute care, home health, and rehabilitation settings. Prepares students to adapt practice to varied environments.

  • Lesson 3 • The CNA Role and Scope

    Defines CNA duties, limitations, and position within the care team. Grounds all subsequent clinical learning in professional identity.

  • Lesson 4 • Certification and Regulatory Requirements

    Explains competency evaluation, state registry enrollment, and continuing education requirements. Students understand how to obtain and maintain certification.

Chapter 2See details

Infection Control and Safety

  • Lesson 1 • Principles of Infection Transmission

    Explains the chain of infection, modes of transmission, and susceptible host factors. Provides the scientific basis for all infection control interventions.

  • Lesson 2 • Sterile and Clean Technique

    Distinguishes sterile from clean technique and identifies when each applies. Prevents contamination during wound care and catheter assistance tasks.

  • Lesson 3 • Standard and Transmission-Based Precautions

    Covers hand hygiene, personal protective equipment selection, and isolation categories. Students match precaution type to clinical scenario accurately.

  • Lesson 4 • Environmental Safety and Hazard Control

    Addresses fall prevention, sharps disposal, fire safety, and chemical hazard protocols. Ensures students maintain a safe physical environment for patients and staff.

Chapter 3See details

Communication and Documentation

  • Lesson 1 • Clinical Documentation Fundamentals

    Covers medical abbreviations, flow sheet completion, and electronic health record entry basics. Accurate documentation protects patients and meets regulatory standards.

  • Lesson 2 • Communicating with Diverse Populations

    Addresses language barriers, cultural sensitivity, and communication with cognitively impaired patients. Ensures equitable, respectful interaction with all patient groups.

  • Lesson 3 • Therapeutic Communication Techniques

    Teaches active listening, open-ended questioning, and empathetic response strategies. Enables CNAs to build trust and gather accurate patient information.

  • Lesson 4 • Observation and Reporting

    Trains systematic observation of patient condition changes and timely verbal reporting to nurses. Accurate reporting prevents adverse events and supports clinical decisions.

Chapter 4See details

Personal Care and Activities of Daily Living

  • Lesson 1 • Dressing and Grooming Assistance

    Addresses adaptive dressing techniques for patients with weakness, paralysis, or cognitive deficits. Promotes independence and respects patient clothing preferences.

  • Lesson 2 • Toileting and Continence Care

    Covers bedpan, urinal, commode, and incontinence care procedures with dignity preservation. Reduces infection risk and maintains skin integrity.

  • Lesson 3 • Oral, Hair, and Nail Care

    Teaches mouth care for dentate and edentulous patients, hair grooming, and safe nail care. Prevents infection and supports patient self-esteem.

  • Lesson 4 • Bathing and Skin Care

    Covers bed bath, tub, shower, and partial bath procedures with skin assessment integration. Prevents skin breakdown and maintains patient comfort and hygiene.

Chapter 5See details

Mobility, Positioning, and Transfer Skills

  • Lesson 1 • Positioning Patients in Bed

    Covers supine, lateral, prone, Fowler's, and Sims' positions with pressure injury prevention. Correct positioning prevents complications and promotes comfort.

  • Lesson 2 • Transfer Techniques and Equipment

    Teaches bed-to-chair, chair-to-toilet, and mechanical lift transfers with gait belt use. Reduces fall risk and protects both patient and CNA from injury.

  • Lesson 3 • Ambulation Assistance and Fall Prevention

    Addresses supervised walking, assistive device use, and fall response procedures. Maintains patient mobility while minimizing fall-related injury risk.

  • Lesson 4 • Body Mechanics and Ergonomics

    Establishes principles of safe lifting, pushing, and pulling to protect musculoskeletal health. Forms the physical foundation for all patient handling tasks.

Chapter 6See details

Vital Signs and Clinical Measurements

  • Lesson 1 • Temperature Measurement Methods

    Covers oral, axillary, tympanic, rectal, and temporal artery thermometry with site selection criteria. Accurate temperature measurement supports early detection of infection.

  • Lesson 2 • Blood Pressure Measurement

    Covers manual sphygmomanometer and automated cuff techniques with error prevention strategies. Accurate blood pressure data guides medication and treatment decisions.

  • Lesson 3 • Pulse and Respiration Assessment

    Teaches radial pulse palpation, apical pulse auscultation, and respiratory rate counting. Students identify rate, rhythm, and quality deviations requiring nurse notification.

  • Lesson 4 • Oxygen Saturation and Weight Measurement

    Addresses pulse oximetry technique, interfering factors, and accurate weight measurement methods. These measurements track respiratory status and nutritional trends.

Chapter 7See details

Nutrition, Hydration, and Elimination

  • Lesson 1 • Bowel and Bladder Elimination Care

    Addresses normal and abnormal elimination patterns, catheter care assistance, and ostomy pouch management. Supports patient comfort and prevents elimination-related complications.

  • Lesson 2 • Nutritional Needs Across the Lifespan

    Reviews macronutrients, therapeutic diets, and age-related nutritional changes. Provides the knowledge base for appropriate meal assistance and diet monitoring.

  • Lesson 3 • Meal Assistance and Feeding Techniques

    Teaches safe oral feeding, aspiration prevention, and adaptive equipment use for self-feeding. Preserves patient dignity while ensuring adequate nutritional intake.

  • Lesson 4 • Fluid Balance and Hydration Monitoring

    Covers intake and output recording, dehydration and fluid overload signs, and hydration encouragement strategies. Fluid balance monitoring prevents serious complications.

Chapter 8See details

Restorative Care and Special Populations

  • Lesson 1 • Care of Patients with Cognitive Impairment

    Addresses dementia-specific communication, behavior management, and safe environment strategies. Reduces distress and maintains function in cognitively impaired patients.

  • Lesson 2 • Restorative Nursing Principles

    Defines restorative care goals, the CNA's role in rehabilitation teams, and function-focused care strategies. Shifts focus from task completion to patient independence promotion.

  • Lesson 3 • End-of-Life and Palliative Care

    Covers comfort-focused care, signs of approaching death, and postmortem care procedures. Prepares CNAs to support patients and families with compassion at end of life.

  • Lesson 4 • Care of the Older Adult

    Covers normal aging changes, common geriatric conditions, and age-appropriate communication. Enables CNAs to distinguish normal aging from pathological changes requiring reporting.

Certification

Your valid completion certificate

This course is for you:

  • Career changer: seeking stable, meaningful work in a growing healthcare field.

  • Recent high school graduate: exploring an entry-level path into clinical healthcare.

  • Home caregiver: wanting to formalize skills already practised with family members.

  • Unemployed adult: looking for a fast, practical route back into the workforce.

  • Healthcare support worker: aiming to earn credentials that reflect their daily responsibilities.

  • Military veteran: transitioning to civilian healthcare with a service-oriented background.

What our students say

Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I'm grateful for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.
André Felipe
André FelipePrompt Engineering Student

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