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HLT-CNA36-02 · Lesson 1 · 7 clock hours · lab

Hygiene and Grooming: Bathing, Oral Care, and Skin Inspection

Objective. Given a simulation mannequin and standard CNA supplies, the student will perform a complete bed bath, oral hygiene, and basic grooming while correctly identifying and verbally reporting two simulated skin abnormalities to the instructor-as-nurse

⚠ Pending professional review

This lesson, its worked examples and its practice questions has not yet been verified by a licensed clinician in the field or by a certification or approval body. It is a study draft and may contain errors. Do not use it to make decisions about any patient or medication. Always follow your instructor, your supervising professional, and current official references and regulations.

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Why Hygiene and Grooming Matter

Hygiene care is one of the most frequent and important tasks a nursing assistant performs. A complete bed bath cleans the skin, stimulates circulation, and gives you a full-body opportunity to observe your patient. Oral hygiene prevents infection, discomfort, and aspiration risk. Grooming preserves dignity and self-esteem. Done correctly, these tasks protect the patient from harm; done carelessly, they can cause skin breakdown, infection, or injury.

Before You Begin: Safety Checks

Always perform these steps before touching the patient or the water:

The Bed Bath Sequence

Work from clean to dirty and top to bottom. This principle prevents contamination of already-cleaned areas.

1. Eyes: Use a clean corner of a dampened washcloth (no soap) for each eye, wiping from the inner corner outward. Use a fresh corner for the second eye.

2. Face, ears, and neck: Use soap and water unless the patient prefers otherwise.

3. Chest and abdomen: Keep the patient draped except for the area you are actively washing. Dry thoroughly, especially under skin folds, to prevent fungal growth.

4. Arms and hands: Soak hands if possible—patients enjoy it and it softens nails.

5. Back and buttocks: Turn the patient to the side, wash and dry the back, and inspect the entire back surface for redness or breakdown. This is an ideal time to apply lotion to bony prominences if ordered.

6. Legs and feet: Avoid vigorous rubbing between toes; dry gently.

7. Perineal care (peri-care): This step is completed last because the perineal area is the most contaminated region. Use a clean washcloth and fresh water. For female patients, always wipe front to back to prevent urinary tract infection. For male patients, retract the foreskin (if uncircumcised), clean the tip, then work outward; return the foreskin to its normal position immediately after cleaning. Change the water after peri-care before any other use.

Change the water whenever it becomes cool or visibly soiled—do not complete the entire bath with one basin of water.

Oral Hygiene

Oral hygiene should be performed at least twice daily and after meals when possible.

For patients with natural teeth: Apply a small amount of toothpaste to a soft toothbrush. Brush all surfaces—outer, inner, and chewing surfaces—using gentle circular strokes. Brush the tongue. Have the patient rinse and spit into an emesis basin. If the patient cannot spit, use oral swabs moistened with water or an approved oral rinse and turn the patient's head to the side to prevent aspiration.

For patients with dentures: Remove dentures and place them in a labeled denture cup. Brush all surfaces of the dentures over a basin of water or a soft towel (to cushion a drop). Clean the patient's gums, tongue, and roof of the mouth with a soft brush or oral swab. Rinse dentures before returning them. Never place dentures in hot water—they can warp.

Aspiration risk: Patients who are unconscious, have difficulty swallowing (dysphagia), or are positioned flat are at high risk for aspiration. Elevate the head of the bed at least 30–45 degrees, use minimal fluid on swabs, and keep a suction source nearby per facility policy.

Skin Inspection: What to Look For and What to Report

Every bath is a head-to-toe skin assessment opportunity. CNAs observe and report; they do not diagnose or treat wounds.

Key findings to report immediately to the charge nurse:

When you report, state who you are, who the patient is, what you observed (location and description), when you noticed it, and any other relevant information (such as whether the patient reports pain there). This format—sometimes called SBAR or a verbal report—ensures the nurse receives complete, actionable information.

A CNA may not apply prescription creams, debride wounds, change sterile dressings, or make a medical diagnosis. Attempting to treat a wound outside your scope of practice puts the patient and your state registry license at risk.

Grooming

Basic grooming includes combing or brushing hair, shaving (with an electric or safety razor per patient preference and facility policy), and nail care limited to filing fingernails. Toenail care for patients with diabetes or circulatory disease is typically performed by a nurse or podiatrist—check your facility policy before trimming any toenails.

Always ask the patient's preference regarding hair style, shaving, and cosmetics. Respecting individual choices supports dignity and person-centered care.

Documenting and Reporting

Document the completed bath, any skin findings, the patient's tolerance of the procedure, and any concerns on the appropriate form immediately after care—never hours later. If you identify a skin abnormality, report it verbally to the charge nurse right away; do not wait until the end of the shift.

Key terms9

Bed bathA complete cleansing of the body performed while the patient remains in bed, typically because the patient cannot safely stand or walk to a shower or tub.
Perineal care (peri-care)Cleansing of the genital and anal area; always performed last in the bed bath sequence and from front to back in female patients to reduce infection risk.
Non-blanchable rednessRedness of the skin that does not turn white (blanch) when pressed with a fingertip, indicating early tissue damage and pressure injury risk.
AspirationThe accidental entry of fluid or food into the airway and lungs rather than the esophagus; a serious complication that can lead to pneumonia.
Bony prominenceAn area where bone lies close beneath the skin surface, such as the sacrum, heels, hips, and elbows; these areas are at highest risk for pressure injuries.
Scope of practiceThe tasks and responsibilities that a CNA is legally authorized to perform under state law and facility policy; working outside this boundary is illegal and unsafe.
Oral hygieneRoutine care of the mouth, teeth, gums, tongue, and dentures to prevent infection, discomfort, and aspiration of oral bacteria.
ErythemaRedness of the skin caused by increased blood flow to the surface; when found over a bony prominence it must be reported to the nurse promptly.
DrapingThe use of bath blankets or sheets to cover the parts of the patient's body not currently being washed, preserving privacy and preventing chilling.
In class: Instructor demonstrates full bed bath sequence on mannequin, narrating each step including water temperature check, perineal care order, and draping for privacy; students take guided notes on a provided skill checklist · Students practice bed bath in pairs on mannequins, alternating roles of CNA and observer who scores performance using the state skill-evaluation checklist; instructor circulates and provides corrective feedback · Skin inspection scenario: instructor places laminated 'wound' and 'redness' cards on mannequin; students document findings on a simulated reporting form and verbally notify the instructor-as-charge-nurse, then discuss what a CNA may and may not treat
Materials: Adult simulation mannequin, bath basin, washcloths, towels, soap, gloves, oral hygiene kit (toothbrush, toothpaste, emesis basin, cup), denture cup, grooming kit, waterproof pad, state CNA skill-evaluation checklist, simulated skin-finding cards, blank CNA reporting form
Check: Student scores 80% or higher on the state bed-bath skill checklist completed by a peer and verified by instructor; student correctly identifies and reports both simulated skin abnormalities without prompting

Practice check8

Answer each question, then check it. Nothing is recorded; this is your own practice.

Patient Care and Safety
1. A nursing assistant is preparing to give a bed bath. Which action should be taken FIRST after gathering all supplies?
Infection Control
2. When performing a bed bath, in which order should the following areas be washed?
Patient Care and Safety
3. A nursing assistant notices that the water in the bath basin has become cool. What is the correct action?
Restorative and Rehabilitative Care / Reporting
4. While bathing a female patient, the nursing assistant notes non-blanchable redness over the patient's sacrum. What should the CNA do NEXT?
Patient Care and Safety
5. When performing oral hygiene for a patient who cannot spit and is at risk for aspiration, which technique is MOST appropriate?
Basic Nursing Care
6. A nursing assistant is caring for a patient who wears dentures. After removing the dentures, which step is CORRECT?
Scope of Practice / Safety
7. A patient with diabetes has long toenails. The nursing assistant is asked to provide nail care. What is the SAFEST action?
Reporting and Documentation / Scope of Practice
8. During a bed bath, the nursing assistant observes a 2 cm open blister on the patient's right heel that was not noted in the previous shift's documentation. Which statement BEST describes the CNA's responsibility?
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