First Aid and CPR Practice Test (US) 2026：第4套练习测试

1. 第1题，共25题

   Should you use ice or an ice pack to cool a burn?

   • AYes, as long as the ice is wrapped in a plastic bag
   • BNo, ice can make the injury worse
   • CYes, ice works best
   • DYes, but only on large burns
   显示答案

   答案: B. No, ice can make the injury worse

   Do not use ice, including ice packs or bags, because it can worsen the injury.

2. 第2题，共25题

   Why should you avoid cooling a burn for much longer than recommended, beyond about 40 minutes?

   • AWater stops having any effect after the first 10 minutes
   • BIt can make the person too cold (hypothermia)
   • CIt makes the burn spread
   • DIt causes infection right away
   显示答案

   答案: B. It can make the person too cold (hypothermia)

   Avoid cooling beyond 40 minutes because of the risk of hypothermia.

3. 第3题，共25题

   No running water is available for a burn. What can you use instead?

   • AA hot, damp towel wrapped around the burn
   • BA bag of frozen peas pressed on bare skin
   • CButter or cooking oil spread over the burn
   • DA clean compress that is cool or cold, but not freezing
   显示答案

   答案: D. A clean compress that is cool or cold, but not freezing

   If water is not available, use a clean cool or cold (not freezing) compress.

4. 第4题，共25题

   A burn happened an hour ago and was never cooled. Is it still worth cooling?

   • ANo, it is too late to help once 10 minutes have passed since the burn
   • BOnly if the burn is on the face
   • CNo, cooling only works in the first minute
   • DYes, cooling may still help up to 3 hours after the burn
   显示答案

   答案: D. Yes, cooling may still help up to 3 hours after the burn

   The Red Cross notes that cooling up to 3 hours after the injury may still help.

5. 第5题，共25题

   A person may have a broken forearm. What should you do?

   • ASupport it and keep it still in the position you found it
   • BGently pull on the hand to straighten the arm
   • CMassage the injured area to reduce the swelling
   • DHave them shake the arm to test if it is broken
   显示答案

   答案: A. Support it and keep it still in the position you found it

   Moving a broken bone can cause more damage. Keep it still and supported.

6. 第6题，共25题

   How should you apply cold to a sprained ankle?

   • AUse a heating pad instead
   • BPut the ice directly on the bare skin so it works faster
   • CRub snow on it hard
   • DPut a cloth between the ice pack and the skin
   显示答案

   答案: D. Put a cloth between the ice pack and the skin

   A cloth barrier protects the skin from cold injury.

7. 第7题，共25题

   Which injury needs a 911 call?

   • AA mild bruise on the arm
   • BA bone sticking out through the skin
   • CA stubbed toe that is sore but can still move normally
   • DA small scrape on the knee
   显示答案

   答案: B. A bone sticking out through the skin

   An open fracture is serious and needs EMS.

8. 第8题，共25题

   A player hits their head and seems confused. What is the safest choice?

   • ALet them keep playing if they say they are fine
   • BRemove them from play and have them checked by a health care provider
   • CLet them drive themselves home
   • DGive them pain medicine and send them back in
   显示答案

   答案: B. Remove them from play and have them checked by a health care provider

   Anyone with a possible concussion should stop activity and be evaluated.

9. 第9题，共25题

   What does F.A.S.T. stand for when spotting a stroke?

   • AFever, Aches, Sweating, Tiredness: signs of the flu
   • BFace drooping, Arm weakness, Speech difficulty, Time to call 911
   • CFall, Ankle, Shoulder, Toe: places to check for injury
   • DFood, Air, Sleep, Thirst: needs to check in a patient
   显示答案

   答案: B. Face drooping, Arm weakness, Speech difficulty, Time to call 911

   F.A.S.T. helps you spot common stroke signs and reminds you to call 911 right away.

10. 第10题，共25题

    Some US hospitals and courses use BE-FAST. What do the extra letters B and E stand for?

    • ABack and Elbows
    • BBreathing and Energy
    • CBleeding and Ears
    • DBalance and Eyes
    显示答案

    答案: D. Balance and Eyes

    BE-FAST adds Balance and Eyes (vision changes) to Face, Arm, Speech and Time.

11. 第11题，共25题

    You suspect someone is having a stroke. What should you do?

    • AHave them lie down and sleep
    • BDrive them to a pharmacy
    • CCall 911 right away
    • DWait a few hours to see if it passes
    显示答案

    答案: C. Call 911 right away

    Activate EMS immediately for a suspected stroke. Fast treatment matters.

12. 第12题，共25题

    A person has sudden chest pain that might be a heart attack. What should you do first?

    • ADrive them to the hospital yourself
    • BCall 911
    • CTell them to walk it off
    • DGive them a big meal
    显示答案

    答案: B. Call 911

    Activate EMS for acute chest pain.

13. 第13题，共25题

    An alert adult with chest pain from no injury may chew aspirin while waiting for EMS. What dose do the guidelines mention?

    • A1,000 to 2,000 mg
    • BAny amount they want
    • C162 to 325 mg
    • D10 to 20 mg
    显示答案

    答案: C. 162 to 325 mg

    An alert adult may chew and swallow 162 to 325 mg of aspirin unless allergic or told not to take it.

14. 第14题，共25题

    An alert adult with chest pain may chew aspirin unless which of these is true?

    • AThey are sweating and feel sick to their stomach
    • BThey are allergic to aspirin or have been told not to take it
    • CThey have eaten a large meal or snack within the last hour or so
    • DThey are over 40 years old
    显示答案

    答案: B. They are allergic to aspirin or have been told not to take it

    Do not give aspirin to a person with an aspirin allergy or who was told not to take it.

15. 第15题，共25题

    Which group of signs suggests a heart attack?

    • AA sore knee and a limp after a long walk
    • BEar pain, a runny nose and a mild fever
    • CItchy skin, sneezing and watery eyes after eating
    • DChest pain or pressure, shortness of breath, sweating and nausea
    显示答案

    答案: D. Chest pain or pressure, shortness of breath, sweating and nausea

    These are common signs. Call 911 right away.

16. 第16题，共25题

    A person with asthma is having trouble breathing. What should you do?

    • AHave them breathe slowly into a paper bag until they calm down
    • BGive them your own medicine
    • CHave them lie flat on the floor
    • DHelp them use their prescribed inhaler
    显示答案

    答案: D. Help them use their prescribed inhaler

    First aid providers can help a person use their prescribed bronchodilator (inhaler).

17. 第17题，共25题

    Which is preferred when helping someone use an asthma inhaler?

    • AUsing a spacer with the inhaler
    • BUsing the inhaler on the skin
    • CShaking the person while they inhale
    • DSpraying the inhaler into the air near them
    显示答案

    答案: A. Using a spacer with the inhaler

    A spacer (or nebulizer) is preferred over an inhaler alone.

18. 第18题，共25题

    No commercial spacer is available. What do the guidelines say is a reasonable improvised spacer?

    • AA 500-mL plastic bottle or a paper cup
    • BA drinking straw
    • CA cupped hand held over the mouth and nose
    • DA rolled-up sock held over the mouth and nose
    显示答案

    答案: A. A 500-mL plastic bottle or a paper cup

    An improvised spacer made from a 500-mL plastic bottle or a 150-mL paper cup is reasonable.

19. 第19题，共25题

    Where is an epinephrine auto-injector usually injected?

    • AInto the stomach
    • BInto the outer (lateral) thigh
    • CInto the upper arm, like a flu shot
    • DInto the hand
    显示答案

    答案: B. Into the outer (lateral) thigh

    Epinephrine is typically injected into the outer thigh.

20. 第20题，共25题

    Someone is having anaphylaxis and has an auto-injector. What should happen?

    • AHave them lie down and sleep it off
    • BThey use the auto-injector, and someone calls 911
    • CWait to see whether it gets better on its own
    • DGive them a glass of milk to calm the reaction and wait an hour
    显示答案

    答案: B. They use the auto-injector, and someone calls 911

    Use the epinephrine auto-injector and activate EMS.

21. 第21题，共25题

    When may a second epinephrine dose be considered?

    • ANever, because a second dose is not allowed in first aid
    • BOnly after 2 hours, once the first dose has worn off
    • CRight away, before the first dose has been given
    • DIf there is no response to the first dose and EMS is over 5 to 10 minutes away
    显示答案

    答案: D. If there is no response to the first dose and EMS is over 5 to 10 minutes away

    A repeat dose may be considered if there is no response and EMS arrival will be more than 5 to 10 minutes.

22. 第22题，共25题

    A person with low blood sugar is awake and can swallow. Which form of sugar is preferred?

    • AA dose of insulin
    • BGlucose tablets
    • CA diet soda
    • DPlain water
    显示答案

    答案: B. Glucose tablets

    Oral glucose tablets are preferred over gels or other sugars.

23. 第23题，共25题

    A person with diabetes is not fully awake and cannot swallow. Should you give sugar by mouth?

    • AYes, pour juice into their mouth
    • BNo, call 911 and give nothing by mouth
    • CYes, put candy in their mouth
    • DYes, squeeze glucose gel into their mouth for them to swallow
    显示答案

    答案: B. No, call 911 and give nothing by mouth

    Giving oral glucose to someone who is not fully awake or cannot swallow can cause harm.

24. 第24题，共25题

    You gave sugar to a person with low blood sugar. When should you call 911?

    • AOnly if they still feel unwell after 2 hours
    • BIf they do not improve in 10 minutes, have a seizure or cannot swallow
    • COnly if they ask you to call a doctor for them
    • DNever, because sugar always fixes low blood sugar
    显示答案

    答案: B. If they do not improve in 10 minutes, have a seizure or cannot swallow

    Activate EMS if the person cannot swallow, has a seizure, or does not improve within 10 minutes.

25. 第25题，共25题

    A seizure has lasted more than how long before you should call 911?

    • A30 seconds
    • B30 minutes
    • C5 minutes
    • D1 minute
    显示答案

    答案: C. 5 minutes

    Call 911 for a seizure lasting more than 5 minutes.

键盘：按1–4作答，按 Enter 进入下一题。

真实考试：No single government exam. The training organization sets any written test, skills check and pass mark.