First Aid Practice Test (Canada) 2026：第3套练习测试

First Aid Practice Test (Canada) 练习测试第3套（共5套）：再练25道题，附答案和解释。

急救
加拿大
120道题
核对于2026年10月10日

第1题，共25题
Marker 2 shows where to put your fist for abdominal thrusts. Where is it?
- High on the chest, just below the collarbones
- Low on the belly, just above the hips and below the navel
- On the lower half of the breastbone, between the nipples
- Just above the belly button and well below the bottom of the breastbone
显示答案
答案: D. Just above the belly button and well below the bottom of the breastbone
Place your fist, thumb side in, just above the belly button. Pushing on the breastbone could injure the person.
第2题，共25题
Marker 4 shows the direction of the abdominal thrusts. Which way do you push?
- Quickly inward and upward
- Slowly straight down
- Outward and downward
- From side to side
显示答案
答案: A. Quickly inward and upward
Quick inward and upward thrusts push air up from the lungs to force the object out.
第3题，共25题
A choking person is in late pregnancy, or you cannot reach around their belly. What do you use instead of abdominal thrusts?
- Chest thrusts
- Rescue breaths only
- Gentle pats on the shoulder
- Blind finger sweeps
显示答案
答案: A. Chest thrusts
For late pregnancy or when you cannot encircle the belly, use chest thrusts with back blows.
第4题，共25题
A choking adult becomes unresponsive. What should you do?
- Wait a few minutes to see if the object comes out by itself
- Keep giving abdominal thrusts while they lie on their side
- Sit them up against a wall and give them sips of water
- Make sure 9-1-1 has been called and start CPR, beginning with chest compressions
显示答案
答案: D. Make sure 9-1-1 has been called and start CPR, beginning with chest compressions
If the person becomes unresponsive, call EMS/9-1-1 and begin CPR, starting with compressions.
第5题，共25题
You are alone and choking. What can you do?
- Lock the door so nobody disturbs you while you cough
- Call 9-1-1, move where others can see you and push your upper belly against a firm object
- Lie down in a quiet room and wait for the feeling to pass
- Drink as much water as you can to wash the object down
显示答案
答案: B. Call 9-1-1, move where others can see you and push your upper belly against a firm object
Calling, staying visible and pushing your upper belly against a firm object can save your life.
第6题，共25题
A baby is choking and cannot cry, cough or breathe. Which care is recommended?
- Sweep a finger through the mouth until you feel the object
- Hold the baby upside down by the ankles and shake gently
- Abdominal thrusts with your fist, the same as for an adult
- Back blows with the baby face-down, alternated with chest thrusts with the baby face-up
显示答案
答案: D. Back blows with the baby face-down, alternated with chest thrusts with the baby face-up
Use back blows and chest thrusts for babies. Abdominal thrusts are not recommended for babies.
第7题，共25题
Marker 1 shows the first step of the recovery position. What do you do with the arm nearest to you?
- Lay it straight along the person's side, with the palm facing down
- Rest it across the person's face
- Tuck it under the person's back
- Place it out at a right angle to the body, with the elbow bent
显示答案
答案: D. Place it out at a right angle to the body, with the elbow bent
The near arm goes out at a right angle so the person does not roll onto it.
第8题，共25题
Marker 2 shows the far arm. Where do you place the back of that hand?
- Under the person's lower back, palm facing up
- On top of the person's head, palm facing down
- Against the person's cheek that is nearest to you
- Flat on the person's belly, just below the ribs
显示答案
答案: C. Against the person's cheek that is nearest to you
The hand against the cheek supports the head as you roll the person and keeps it in a good position.
第9题，共25题
Marker 3 shows the legs. What do you do before rolling the person?
- Cross the far ankle over the near ankle
- Bend the far knee up with the foot flat on the ground
- Lift both legs and rest them on a chair
- Keep both legs straight and close together
显示答案
答案: B. Bend the far knee up with the foot flat on the ground
The bent knee gives you something to pull on to roll the person and keeps them from rolling onto their front.
第10题，共25题
When should you place a person in the recovery position?
- Whenever someone has a broken leg
- When they are unresponsive or less responsive but breathing
- When they are awake and talking clearly but feel a little dizzy
- When they are not breathing
显示答案
答案: B. When they are unresponsive or less responsive but breathing
The recovery position helps keep the airway clear for an unresponsive person who is breathing.
第11题，共25题
You have placed a person in the recovery position. What must you keep doing?
- Give them sips of water every minute
- Leave them alone so they can rest
- Roll them onto their back every 2 minutes to check their colour
- Check their breathing and other ABCs often until EMS arrives
显示答案
答案: D. Check their breathing and other ABCs often until EMS arrives
A person can stop breathing at any time. Keep checking the ABCs and be ready to start CPR.
第12题，共25题
Panel 1 shows the first step for a wound that is bleeding a lot. What is it?
- Press firmly and directly on the wound
- Put a tourniquet on right away for any cut
- Wash the wound under a tap for 5 minutes
- Lift the arm and wait for the bleeding to stop
显示答案
答案: A. Press firmly and directly on the wound
Firm, direct pressure is the first step to control serious bleeding.
第13题，共25题
Panel 2 shows a dressing held on with a bandage. Blood soaks through. What should you do?
- Remove the soaked dressing and put on a fresh, clean one
- Loosen the bandage so blood can flow to the hand again
- Add another dressing and bandage on top without removing the first one
- Take everything off and rinse the wound under a tap
显示答案
答案: C. Add another dressing and bandage on top without removing the first one
Removing a soaked dressing can restart bleeding. Add more layers on top.
第14题，共25题
Panel 3 shows a tourniquet. Where should it be placed?
- 5 to 10 cm (2 to 4 in.) below the wound, toward the hand
- 5 to 10 cm (2 to 4 in.) above the wound, closer to the body
- Directly over the wound, to press on the bleeding
- Over the nearest joint, such as the elbow, for a better grip
显示答案
答案: B. 5 to 10 cm (2 to 4 in.) above the wound, closer to the body
Place a tourniquet 5 to 10 cm above the injury and at least 2.5 cm above any joint.
第15题，共25题
When should you use a tourniquet?
- For every cut that bleeds, before applying any dressing
- Before you try direct pressure, to save time
- When direct pressure does not stop life-threatening bleeding from a limb
- For heavy bleeding from the head, neck or chest
显示答案
答案: C. When direct pressure does not stop life-threatening bleeding from a limb
A tourniquet is used when direct pressure fails to control life-threatening limb bleeding.
第16题，共25题
How tight should you make a tourniquet?
- Loose, so the limb stays pink
- As tight as possible, then loosen it every 5 minutes
- Just snug enough to feel
- Tight enough that the bleeding stops
显示答案
答案: D. Tight enough that the bleeding stops
Tighten the tourniquet until the bleeding stops, then secure it.
第17题，共25题
After you put on a tourniquet, what should you record?
- The time it was applied
- The person's shoe size
- How many people are watching
- The colour of the bandage
显示答案
答案: A. The time it was applied
Recording the time helps hospital staff decide on treatment.
第18题，共25题
Which group of signs can mean a person is going into shock?
- A runny nose, sneezing, itchy eyes and a mild cough
- A red face, hot dry skin, a slow pulse and calm breathing
- Hiccups, yawning, a good appetite and normal skin colour
- Anxiety or confusion, cool clammy skin, weakness and fast breathing
显示答案
答案: D. Anxiety or confusion, cool clammy skin, weakness and fast breathing
Shock happens when the body's organs do not get enough blood flow. These signs can appear early.
第19题，共25题
What should you do for a person who shows signs of shock?
- Give them a large meal and a hot drink to restore energy
- Call 9-1-1, treat the cause (such as bleeding) and keep watching them
- Have them walk around slowly to improve their blood flow
- Give them a small drink of alcohol to help them warm up
显示答案
答案: B. Call 9-1-1, treat the cause (such as bleeding) and keep watching them
Shock is life-threatening. Call EMS/9-1-1, treat what caused it and keep monitoring.
第20题，共25题
What is the most important first aid for a heat burn on the arm?
- Rub butter on the burn
- Break the blisters to let out the fluid
- Cool the burn with cool water
- Put ice directly on the burn
显示答案
答案: C. Cool the burn with cool water
Cooling with water stops the burning and eases pain. Never use butter or ice.
第21题，共25题
The timer in the diagram shows 20 minutes. In Canadian Red Cross guidelines, what is the minimum time to cool a heat burn?
- About 30 seconds
- At least 10 minutes
- About 2 minutes
- About 1 minute
显示答案
答案: B. At least 10 minutes
Cool a burn with cool water or a clean, cool compress for at least 10 minutes. Cooling longer, such as 20 minutes, is fine.
第22题，共25题
A chemical has splashed on a worker's skin. How long should you flush it with cool running water?
- Until the skin looks wet
- At least 15 minutes
- About 5 minutes
- About 1 minute
显示答案
答案: B. At least 15 minutes
Flush chemical burns with large amounts of cool running water for at least 15 minutes.
第23题，共25题
Which burn needs a call to 9-1-1?
- A small red mark on the palm from holding a warm mug
- A burn on the face, hands or genitals, or a burn covering a large area
- A small burn on a fingertip from lighting a match
- A small sunburn on the shoulder from an afternoon outside
显示答案
答案: B. A burn on the face, hands or genitals, or a burn covering a large area
Call EMS/9-1-1 for burns on the face, neck, hands or genitals, large burns, full-thickness burns, and chemical, electrical or explosion burns.
第24题，共25题
Someone has an electrical burn. What must you do before you touch them?
- Pour water on them and the wires to cool everything down first
- Make sure the electrical current is off
- Pull them away with your bare hands
- Cover the burn with butter
显示答案
答案: B. Make sure the electrical current is off
You could be electrocuted if the power is still on. Make sure the current is off first.
第25题，共25题
Should you put ice on a burn?
- Yes, but only for 1 minute at a time
- Yes, as long as the ice is wrapped in plastic
- Yes, ice cools the burn faster than water
- No, use cool (not freezing) water or a cool compress
显示答案
答案: D. No, use cool (not freezing) water or a cool compress
Freezing cold can damage the skin more. Use cool water or a clean, cool compress instead.

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