Staff Knowledge Check
Test your understanding with real-life scenario questions. Great for team discussion or self-check.
Q1. What is the main purpose of a pressure-relieving mattress in a clinical setting?
- A) To make the bed look modern
- B) To prevent and manage pressure injuries by redistributing weight
- C) To warm the user overnight
- D) To improve the bed frame height
🎉 Correct! Pressure-relieving mattresses are critical in reducing pressure build-up on vulnerable areas, especially for users with limited mobility.
❌ Incorrect. Clinical value, not appearance, is the key reason for use.
❌ Incorrect. Temperature regulation may be a feature but is not the primary function.
❌ Incorrect. Frame height is separate from mattress function.
Q2. What type of client typically benefits most from a high-density foam mattress?
- A) A client needing decorative bedding
- B) A client requiring extra bounce
- C) A client needing firm, stable support and pressure redistribution
- D) A client who only sleeps occasionally
🎉 Correct! High-density foam provides postural support and helps redistribute weight for pressure relief.
❌ Incorrect. Decorative bedding is unrelated to clinical mattress design.
❌ Incorrect. High-density foam is typically more firm and supportive than springy.
❌ Incorrect. All clients deserve suitable support regardless of time in bed.
Q3. Which feature helps a mattress stay securely in place on an adjustable bed?
- A) Cotton top cover
- B) Foam thickness
- C) Non-slip mattress base
- D) High price tag
🎉 Correct! Non-slip bases help prevent the mattress from sliding during bed adjustments.
❌ Incorrect. The top cover does not influence sliding.
❌ Incorrect. Thickness may affect comfort but not grip.
❌ Incorrect. Price does not guarantee this feature.
Q4. What is a common feature of hospital-grade mattress covers?
- A) Decorative stitching
- B) Breathable cotton only
- C) Waterproof, wipeable, and anti-microbial materials
- D) Built-in speakers
🎉 Correct! These covers protect the mattress from spills and support infection control protocols.
❌ Incorrect. Aesthetics are secondary to hygiene and function.
❌ Incorrect. Breathability is often balanced with water resistance and hygiene.
❌ Incorrect. Speakers are not a standard medical mattress feature.
Q5. Which client group is most at risk if sleeping on a mattress without pressure care features?
- A) Healthy, mobile young adults
- B) Clients who move freely and reposition often
- C) Clients with limited mobility or who are bedbound
- D) Clients who sleepwalk
🎉 Correct! Reduced movement increases the risk of skin breakdown and pressure injuries, making pressure care essential.
❌ Incorrect. Active individuals typically do not need specialized mattresses.
❌ Incorrect. Frequent movement reduces pressure risk.
❌ Incorrect. Sleepwalking is unrelated to pressure care needs.
Q6. What is one benefit of a removable and washable mattress cover?
- A) It makes the mattress look more luxurious
- B) It allows staff to regularly clean and maintain hygiene standards
- C) It adds extra bounce to the mattress
- D) It reduces the need to change bed sheets
🎉 Correct! Being able to wash covers helps maintain cleanliness, prevent infection, and extend the mattress's life.
❌ Incorrect. The benefit is primarily functional, not aesthetic.
❌ Incorrect. The cover doesn’t affect mattress firmness or bounce.
❌ Incorrect. Bed linen should still be changed regularly.
Q7. What does a "cooling gel" layer in a mattress do?
- A) Adds color to the mattress
- B) Traps body heat to keep the sleeper warm
- C) Helps regulate body temperature by absorbing and dispersing heat
- D) Makes the mattress waterproof
🎉 Correct! Cooling gel materials reduce overheating and improve comfort, especially for clients prone to sweating or heat sensitivity.
❌ Incorrect. The gel is functional, not decorative.
❌ Incorrect. Cooling gels dissipate heat, not trap it.
❌ Incorrect. Waterproofing is a different feature.
Q8. What safety standard is important for mattress materials used in healthcare environments?
- A) Fashion Week approval
- B) Oeko-Tex or equivalent certification for material safety
- C) Organic gardening compliance
- D) Australian Taxation Office registration
🎉 Correct! Certifications like Oeko-Tex ensure materials are free from harmful substances and safe for prolonged skin contact.
❌ Incorrect. This is not related to safety or healthcare.
❌ Incorrect. Gardening certifications are irrelevant here.
❌ Incorrect. Tax registration has no bearing on product safety.
Q9. Why might a mattress have multiple firmness levels (e.g., firm, medium, soft)?
- A) To increase its shipping cost
- B) To allow personalisation to suit user comfort and clinical needs
- C) To confuse customers
- D) To make beds heavier
🎉 Correct! Different users require different levels of firmness depending on their weight, posture, and clinical condition.
❌ Incorrect. Shipping cost is unrelated to this feature.
❌ Incorrect. The goal is to provide choice, not confusion.
❌ Incorrect. Weight is not the reason for offering firmness options.
Q10. What is one reason a mattress might include an internal zip cover beneath the external cover?
- A) For decoration
- B) To reduce height
- C) To protect the foam core from spills and contaminants
- D) To improve noise levels
🎉 Correct! Dual-layer covers provide extra protection, especially in high-risk environments where hygiene is critical.
❌ Incorrect. Internal covers are for function, not style.
❌ Incorrect. The cover does not reduce mattress height.
❌ Incorrect. Noise reduction is not its purpose.
Q11. What is one key difference between static foam mattresses and alternating air mattresses?
- A) Air mattresses are used only in summer
- B) Alternating air mattresses shift pressure points by inflating and deflating cells
- C) Foam mattresses have built-in heating
- D) Foam mattresses require electricity
🎉 Correct! Alternating air mattresses cycle air through cells to offload pressure from at-risk areas.
❌ Incorrect. Air mattresses are used year-round.
❌ Incorrect. Foam mattresses do not typically include heating.
❌ Incorrect. Foam mattresses are passive and do not use electricity.
Q12. What’s a clinical advantage of a castellated foam surface in a mattress?
- A) It looks high-tech
- B) It enhances airflow and pressure redistribution
- C) It reduces mattress weight only
- D) It increases firmness for bariatric clients
🎉 Correct! The castellated (or "cut") surface improves conformity to body shape and promotes ventilation, reducing sweat and pressure injury risk.
❌ Incorrect. Appearance is not the key benefit.
❌ Incorrect. While lighter, the purpose is clinical pressure care.
❌ Incorrect. Castellated foam improves softness and conformity, not firmness.
Q13. When should a high-risk pressure care mattress be considered for a client?
- A) Only after a pressure injury has developed
- B) When the client enjoys a soft feel
- C) When a client is unable to reposition frequently or has existing skin breakdown
- D) When their current mattress is older than 5 years
🎉 Correct! Proactive use of a high-risk mattress can prevent pressure injuries and assist in healing for at-risk clients.
❌ Incorrect. Prevention is key—don’t wait for an injury.
❌ Incorrect. Comfort alone is not a clinical justification.
❌ Incorrect. Age of mattress may factor in, but risk level is more important.
Q14. What is one way mattress profiling (head/foot lift) can benefit a user?
- A) It helps match room décor
- B) It supports posture, breathing, and circulation during rest or care
- C) It makes the mattress taller
- D) It reduces mattress lifespan
🎉 Correct! Mattress profiling can aid comfort, improve clinical outcomes, and assist with carer access during hygiene and transfers.
❌ Incorrect. Profiling is not for aesthetics.
❌ Incorrect. Profiling adjusts position, not height.
❌ Incorrect. Profiling does not inherently reduce mattress lifespan.
Q15. Why is mattress weight capacity an important consideration during product selection?
- A) It determines how soft the cover feels
- B) It ensures the mattress can safely support the user without compromising performance
- C) It affects the bed frame’s height
- D) It determines the color options available
🎉 Correct! Exceeding weight limits can cause mattress failure and reduce effectiveness of pressure redistribution.
❌ Incorrect. Weight capacity is unrelated to fabric feel.
❌ Incorrect. Mattress specs do not affect frame height directly.
❌ Incorrect. Weight capacity is a clinical, not aesthetic, factor.
Q16. What’s one common sign that a mattress is no longer providing adequate pressure relief?
- A) The colour has faded
- B) The client begins reporting discomfort or develops new redness on pressure areas
- C) The mattress cover becomes shiny
- D) The bed frame creaks
🎉 Correct! New skin redness or discomfort can indicate a decline in the mattress’s pressure redistribution performance.
❌ Incorrect. Appearance doesn’t reflect clinical function.
❌ Incorrect. Glossy materials are not a performance indicator.
❌ Incorrect. Creaking relates to the frame, not the mattress.
Q17. What is a key benefit of a mattress with zoned support sections?
- A) It makes the mattress more colourful
- B) It provides targeted support to different body areas like shoulders and hips
- C) It reduces the need for sheets
- D) It allows for storing items inside the mattress
🎉 Correct! Zoned support helps align the spine and reduces pressure on sensitive areas, improving overall comfort and clinical benefit.
❌ Incorrect. Colour isn’t a clinical feature.
❌ Incorrect. Sheets are still required for hygiene.
❌ Incorrect. Mattresses are not used for storage.
Q18. Which of the following is most important when selecting a mattress for an electric profiling bed?
- A) That it includes side handles
- B) That it is flexible enough to bend with the bed without buckling
- C) That it is heavier than average
- D) That it fits all types of furniture
🎉 Correct! The mattress must flex with the bed’s movements to maintain comfort and prevent material stress.
❌ Incorrect. Handles are useful but not essential for profiling beds.
❌ Incorrect. Weight does not determine suitability for profiling.
❌ Incorrect. Compatibility with the bed frame is more important than furniture fit.
Q19. What is one purpose of a waterproof, vapour-permeable mattress cover?
- A) To make cleaning harder
- B) To trap moisture inside the mattress
- C) To protect the foam while still allowing airflow and reducing heat build-up
- D) To make the mattress softer
🎉 Correct! These covers protect against fluid ingress while allowing ventilation for comfort and skin integrity.
❌ Incorrect. Vapour-permeable covers are designed for easy cleaning.
❌ Incorrect. They prevent moisture buildup inside the core.
❌ Incorrect. Softness depends on foam, not the cover.
Q20. What should staff check when inspecting a mattress for ongoing suitability?
- A) Whether the mattress looks stylish
- B) Any sagging, tears, fluid damage, or exposed foam
- C) Whether the client likes the colour
- D) If the mattress fits in the car
🎉 Correct! Visual signs of wear or contamination indicate it may need replacement for safety and effectiveness.
❌ Incorrect. Style is not a clinical factor.
❌ Incorrect. Client preferences matter, but integrity comes first.
❌ Incorrect. Vehicle fit is irrelevant to product performance.
Q21. What role does mattress firmness play in pressure care?
- A) Firmer mattresses always provide better pressure relief
- B) Softer mattresses are always best for every client
- C) The correct firmness balances immersion and envelopment to reduce pressure
- D) Firmness is only a comfort preference
🎉 Correct! Appropriate firmness helps the body sink just enough to distribute pressure evenly while maintaining postural support.
❌ Incorrect. Too much firmness may cause pressure points.
❌ Incorrect. Overly soft surfaces can impair repositioning or support.
❌ Incorrect. It has both comfort and clinical importance.
Q22. What mattress feature can reduce shearing forces during repositioning or profiling?
- A) A slippery top cover
- B) A multi-layer foam construction with stretch fabric
- C) A very thick bottom layer
- D) A heavy frame
🎉 Correct! Stretch covers and multi-layered foams allow the top surface to move with the client, reducing skin shear.
❌ Incorrect. Slippery covers may increase risk of falls.
❌ Incorrect. Bottom thickness doesn't directly address shearing.
❌ Incorrect. Frame weight is unrelated to shear management.
Q23. Why is clinical consultation important when selecting a pressure care mattress?
- A) So the therapist can choose the right colour
- B) To ensure correct matching to client’s mobility, weight, and risk level
- C) So the supplier can promote a brand
- D) To speed up shipping
🎉 Correct! Clinicians consider skin integrity, mobility, and other factors to recommend a suitable product.
❌ Incorrect. Colour is not clinically relevant.
❌ Incorrect. Choice should be clinical, not commercial.
❌ Incorrect. Shipping speed is not the priority in clinical matching.
Q24. What risk can arise if a client’s mattress is too firm for their condition?
- A) They may sleep too well
- B) It may lead to reduced support and increased pressure points
- C) They might become too independent
- D) It will make the mattress lighter
🎉 Correct! An overly firm mattress can concentrate pressure on bony areas, increasing injury risk.
❌ Incorrect. Sleep quality isn't the concern here.
❌ Incorrect. Independence is positive, not a risk.
❌ Incorrect. Firmness doesn’t affect weight directly.
Q25. When might a bariatric mattress be required instead of a standard one?
- A) When the mattress is going in a larger room
- B) When a client’s weight exceeds the standard safe working load
- C) When the client prefers firmer beds
- D) When the mattress is being used by two people
🎉 Correct! Bariatric mattresses are specially designed to safely support higher weight capacities and larger body frames.
❌ Incorrect. Room size does not dictate mattress type.
❌ Incorrect. Preferences are considered, but capacity is the priority.
❌ Incorrect. Shared use doesn’t require bariatric classification unless capacity is exceeded.
Q26. What does "pressure redistribution" mean in the context of mattress design?
- A) Evenly spreading weight to reduce pressure on vulnerable areas
- B) Increasing pressure in targeted zones
- C) Rotating the mattress frequently
- D) Adjusting room temperature
🎉 Correct! Redistribution spreads pressure more evenly, lowering the risk of skin breakdown and pressure injuries.
❌ Incorrect. Increasing pressure may cause damage.
❌ Incorrect. Redistribution is a design feature, not a manual action.
❌ Incorrect. Room temperature doesn't relate directly to pressure redistribution.
Q27. Why is it important that a mattress cover is "breathable"?
- A) To allow fluids to enter the foam for absorption
- B) To retain moisture for warmth
- C) To allow heat and moisture to escape, reducing sweating and improving skin integrity
- D) To increase the softness of the mattress
🎉 Correct! Breathable covers help keep the skin cool and dry, reducing the risk of pressure injuries and discomfort.
❌ Incorrect. Covers are designed to resist fluid ingress, not absorb it.
❌ Incorrect. Moisture retention can increase skin breakdown risk.
❌ Incorrect. Breathability is about temperature and moisture control, not softness.
Q28. How does mattress thickness influence its performance for pressure care?
- A) Thicker mattresses always feel firmer
- B) Greater thickness can allow for better immersion and redistribution
- C) Thickness determines the mattress color
- D) It has no effect on pressure care
🎉 Correct! Thicker mattresses may provide more depth for pressure offloading, depending on the foam or air system design.
❌ Incorrect. Thickness does not automatically equate to firmness.
❌ Incorrect. Colour is unrelated to thickness.
❌ Incorrect. Thickness can influence clinical effectiveness.
Q29. Which client group is most likely to benefit from an alternating air mattress?
- A) Those with high mobility and no skin concerns
- B) Those who can reposition themselves independently throughout the day
- C) Clients who are immobile or at very high risk of pressure injuries
- D) Anyone who prefers a firm bed
🎉 Correct! Alternating air mattresses actively reduce pressure by shifting load through inflation cycles—ideal for immobile or at-risk users.
❌ Incorrect. These clients usually don't require high-level pressure care.
❌ Incorrect. Self-repositioning reduces the need for active mattresses.
❌ Incorrect. Firmness preference is not a clinical indicator.
Q30. Why are seams and zippers on mattress covers important design considerations in healthcare?
- A) They make the mattress more stylish
- B) They allow for hidden storage
- C) Poor seam placement can lead to fluid ingress and infection risk
- D) Zippers increase mattress softness
🎉 Correct! Seamless or welded designs reduce fluid leakage, making mattresses safer and easier to clean.
❌ Incorrect. These are functional—not aesthetic—features.
❌ Incorrect. Mattresses should not be used for storage.
❌ Incorrect. Zippers don’t affect firmness or softness.
Q31. What does “SWL” stand for in mattress specifications?
- A) Standard Warranty Level
- B) Safe Weight Limit
- C) Sleep With Layers
- D) Surface Wear Loss
🎉 Correct! SWL (Safe Working Load) defines the maximum user weight the mattress is rated to support safely and effectively.
❌ Incorrect. SWL refers to weight capacity, not warranty.
❌ Incorrect. This is not a recognised term.
❌ Incorrect. SWL does not relate to surface wear.
Q32. What is one advantage of a mattress with side wall supports?
- A) They create a more stylish appearance
- B) They help the mattress fit into tight spaces
- C) They assist with transfers and edge sitting stability
- D) They provide a softer feel across the surface
🎉 Correct! Side walls provide edge firmness that can improve client safety when getting in and out of bed.
❌ Incorrect. The benefit is clinical, not aesthetic.
❌ Incorrect. Side walls don't affect mattress size.
❌ Incorrect. Side supports usually increase firmness on the edges.
Q33. What is the function of a “hinge zone” in a profiling mattress?
- A) It prevents bending
- B) It allows smoother movement with the bed's adjustable sections
- C) It strengthens the centre of the mattress
- D) It adds weight to the mattress
🎉 Correct! A hinge zone improves conformity to the bed’s articulation points, reducing strain and prolonging mattress life.
❌ Incorrect. It is designed to enhance flexibility, not prevent it.
❌ Incorrect. Support is balanced throughout the mattress, not just in the centre.
❌ Incorrect. Weight is not the purpose of a hinge zone.
Q34. Which mattress feature can support effective infection control procedures?
- A) A quilted cotton cover
- B) A waterproof, welded seam cover with zip flap
- C) A soft velour finish
- D) A colourful fabric pattern
🎉 Correct! Welded seams and covered zips prevent fluid ingress and reduce cross-contamination risk in clinical environments.
❌ Incorrect. Cotton is absorbent and not suitable for infection control.
❌ Incorrect. Velour is not wipe-clean or clinical-grade.
❌ Incorrect. Patterns have no infection control benefit.
Q35. What is the consequence of using a mattress that exceeds its recommended service life?
- A) It will automatically become firmer
- B) It may lose pressure redistribution ability and pose safety risks
- C) It becomes lighter and easier to transport
- D) It will automatically void NDIS funding
🎉 Correct! Aged mattresses may degrade internally and no longer provide safe or effective support, increasing risk to the user.
❌ Incorrect. Mattress firmness does not increase with age—breakdown is more likely.
❌ Incorrect. Weight change is not the issue—safety is.
❌ Incorrect. NDIS eligibility is assessed case-by-case, not automatically voided.
Q36. What is one reason alternating air mattresses require a power source?
- A) To heat the mattress
- B) To support automatic tilting
- C) To cycle the air cells for pressure relief
- D) To illuminate the cover
🎉 Correct! The air pump cycles pressure between cells to reduce prolonged loading on tissue.
❌ Incorrect. Heating is not the main purpose.
❌ Incorrect. Alternating mattresses don’t tilt automatically.
❌ Incorrect. Lighting isn’t a clinical feature of these systems.
Q37. What’s a common cause of mattress damage that staff should watch for?
- A) Patient wearing loose clothing
- B) Overexposure to direct sunlight
- C) Incorrect cleaning products or methods
- D) Storing the mattress on its side
🎉 Correct! Harsh chemicals or abrasive cleaning tools can break down the cover material or welded seams.
❌ Incorrect. Clothing does not cause material breakdown.
❌ Incorrect. UV exposure can cause damage over time but is less common in indoor environments.
❌ Incorrect. Many mattresses can be stored on their side safely if not compressed long term.
Q38. How often should pressure care mattresses be inspected for wear or damage?
- A) Once per year
- B) Only when the user complains
- C) Regularly, ideally with each linen change
- D) Only after major incidents
🎉 Correct! Regular checks ensure early detection of wear, fluid ingress, or foam breakdown to maintain user safety.
❌ Incorrect. Annual checks may miss emerging issues.
❌ Incorrect. Relying on complaints can delay necessary action.
❌ Incorrect. Preventative checks should occur more frequently.
Q39. What is one key safety concern if a mattress does not meet fire-retardant standards?
- A) It may overheat the user
- B) It may contribute to rapid fire spread in emergencies
- C) It will reduce sleep quality
- D) It causes the mattress to collapse
🎉 Correct! Fire-retardant covers reduce flammability and are essential in facilities for staff and client safety.
❌ Incorrect. Fire safety isn’t about temperature comfort.
❌ Incorrect. Sleep quality is unrelated to fire compliance.
❌ Incorrect. Fire compliance isn’t linked to mattress stability.
Q40. Why is it important to check the compatibility of a mattress with the bed base or frame?
- A) To ensure it matches the room decor
- B) To make lifting it easier
- C) To ensure proper function and safety when profiling or elevating
- D) To reduce costs
🎉 Correct! A mattress that is not designed for profiling beds may buckle, reduce support, or damage the mechanism.
❌ Incorrect. Style is not the priority in medical equipment.
❌ Incorrect. Lifting ease is a manual handling concern, not compatibility.
❌ Incorrect. Safety and function take priority over cost.
Q41. What does the term “static foam mattress” typically refer to?
- A) A mattress that includes an inbuilt motor
- B) A manually inflated system
- C) A pressure care mattress with no moving parts
- D) A mattress that changes shape automatically
🎉 Correct! Static foam mattresses use layered foams or gel materials to reduce pressure without requiring power.
❌ Incorrect. Static mattresses do not have motors.
❌ Incorrect. These do not involve inflation or air systems.
❌ Incorrect. Shape remains fixed—pressure relief is passive.
Q42. What is one advantage of modular mattress designs?
- A) They are always softer than standard designs
- B) They allow individual sections to be replaced if damaged
- C) They are less expensive due to more parts
- D) They require no cleaning
🎉 Correct! Some mattresses allow internal modules to be swapped out, saving cost and reducing waste.
❌ Incorrect. Softness depends on materials, not modularity.
❌ Incorrect. Modular systems can actually be more costly upfront.
❌ Incorrect. All mattresses require cleaning protocols.
Q43. What feature on a mattress cover helps prevent fluid ingress through the zipper?
- A) An exposed zip to allow ventilation
- B) A zip flap that overlays and seals the zipper area
- C) A cotton sleeve
- D) Removing the zipper entirely
🎉 Correct! A fluid-proof flap over the zip is essential in clinical-grade mattresses to prevent contamination and damage.
❌ Incorrect. Exposed zips increase the risk of fluid penetration.
❌ Incorrect. Cotton is absorbent and not suitable for protection.
❌ Incorrect. Zippers may be necessary for inspection and cleaning access.
Q44. What does “profiling bed compatibility” mean for a mattress?
- A) The mattress has built-in technology
- B) The mattress is able to bend and move with an adjustable bed base
- C) The mattress uses profiling sensors
- D) It refers to the cover thickness
🎉 Correct! Profiling-compatible mattresses are designed with flexibility to move with electric adjustable beds without damaging the foam or affecting comfort.
❌ Incorrect. No electronics are implied.
❌ Incorrect. Sensor profiling is unrelated here.
❌ Incorrect. Cover thickness isn’t the main concern in compatibility.
Q45. Why is mattress length an important consideration when selecting a product?
- A) Longer mattresses are always more comfortable
- B) If the mattress is too short, it may not provide full body support
- C) Short mattresses reduce risk of falls
- D) Length doesn’t impact usage
🎉 Correct! A mattress that is too short for the user may cause their feet or head to hang off, impacting comfort and support.
❌ Incorrect. Comfort depends on appropriate sizing, not just longer length.
❌ Incorrect. Shorter lengths don’t necessarily improve safety.
❌ Incorrect. Length must be matched to the user and the bed frame.
Q46. What is the clinical purpose of a castellated foam surface in a mattress?
- A) To create a soft, bouncy feel
- B) To improve airflow and allow independent movement of surface zones
- C) To make the mattress look more modern
- D) To reduce the overall thickness
🎉 Correct! Castellated foam is sectioned into small zones to flex independently and improve pressure redistribution and ventilation.
❌ Incorrect. It’s about function, not feel.
❌ Incorrect. It’s not a decorative design.
❌ Incorrect. The goal is not to reduce thickness but to improve clinical performance.
Q47. What role does foam density play in pressure care performance?
- A) Higher density foam typically offers better support and durability
- B) Low-density foam always lasts longer
- C) Foam density only affects the weight of the mattress
- D) Density has no impact on clinical outcomes
🎉 Correct! Higher density foams tend to resist breakdown longer and provide more consistent support over time.
❌ Incorrect. Low-density foams compress more quickly.
❌ Incorrect. Density influences both comfort and clinical performance.
❌ Incorrect. Foam density is a key clinical consideration.
Q48. Why is heel protection important when selecting a mattress?
- A) The heels are typically colder than other areas
- B) The heels are highly vulnerable to pressure injuries due to small surface area and poor circulation
- C) Heels need to stay elevated above the mattress
- D) Heels control most of the body movement in bed
🎉 Correct! Heels are one of the most common pressure injury sites, so offloading or softening in this zone is critical.
❌ Incorrect. Temperature is not the issue.
❌ Incorrect. Elevation isn't always required unless clinically indicated.
❌ Incorrect. Heels are not responsible for movement.
Q49. What is a key benefit of using a full replacement alternating air mattress instead of an overlay?
- A) They are softer for all users
- B) They replace the entire mattress for greater immersion and stability
- C) They cost less than overlays
- D) They do not require power
🎉 Correct! Full replacements provide more consistent pressure relief across the surface than overlays placed on top of another mattress.
❌ Incorrect. Comfort varies by clinical need, not just softness.
❌ Incorrect. Replacements are generally more expensive.
❌ Incorrect. They do require a powered pump to operate.
Q49. What is a key benefit of using a full replacement alternating air mattress instead of an overlay?
- A) They are softer for all users
- B) They replace the entire mattress for greater immersion and stability
- C) They cost less than overlays
- D) They do not require power
🎉 Correct! Full replacements provide more consistent pressure relief across the surface than overlays placed on top of another mattress.
❌ Incorrect. Comfort varies by clinical need, not just softness.
❌ Incorrect. Replacements are generally more expensive.
❌ Incorrect. They do require a powered pump to operate.