New
New
Year 9

Basic first aid: heat imbalances, choking and anaphylaxis

I can explain how to help casualties suffering from heat imbalances, choking and anaphylaxis.

New
New
Year 9

Basic first aid: heat imbalances, choking and anaphylaxis

I can explain how to help casualties suffering from heat imbalances, choking and anaphylaxis.

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Lesson details

Key learning points

  1. Heat imbalances include conditions like heat exhaustion and heat stroke.
  2. Cold water shock can be life-threatening and requires immediate action.
  3. Choking requires quick and effective first aid to clear the airway.
  4. Anaphylaxis is a severe allergic reaction that needs urgent treatment with an adrenaline auto-injector.

Keywords

  • Heat imbalance - a condition where the body cannot regulate its temperature properly, leading to heat exhaustion or heat stroke

  • Cold water shock - a sudden and dangerous reaction of the body to cold water, causing muscle paralysis and difficulty breathing

  • Choking - a blockage of the airway that prevents normal breathing

  • Anaphylaxis - a severe allergic reaction that can cause breathing difficulties

  • Adrenaline auto-injector - a device used to deliver a dose of adrenaline to treat anaphylaxis

Common misconception

Cold water shock is only dangerous in very cold water.

Cold water shock can occur in any temperature below 15°C.


To help you plan your year 9 rshe (pshe) lesson on: Basic first aid: heat imbalances, choking and anaphylaxis, download all teaching resources for free and adapt to suit your pupils' needs...

Referencing local bodies of water that could be dangerous could be helpful to contextualise the learning.
Teacher tip

Equipment

Content guidance

  • Depiction or discussion of sensitive content

Supervision

Adult supervision recommended

Licence

This content is © Oak National Academy Limited (2025), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

Lesson video

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6 Questions

Q1.
Match the words to the definitions.
Correct Answer:gastroenteritis,an inflammation of the stomach and intestines

an inflammation of the stomach and intestines

Correct Answer:indigestion,discomfort in the stomach from a difficulty in digesting food

discomfort in the stomach from a difficulty in digesting food

Correct Answer:cold,a common viral infection of the nose and throat

a common viral infection of the nose and throat

Correct Answer:rash,an area of irritated or swollen skin, often red and itchy

an area of irritated or swollen skin, often red and itchy

Correct Answer:allergy,a reaction by the immune system to usually harmless substances

a reaction by the immune system to usually harmless substances

Q2.
Complete the sentence: If you suspect that you have broken your arm, you should it in order to restrict movement.
Correct Answer: immobilise
Q3.
Which of the following are good examples of hygiene practices?
Correct answer: wiping down surfaces
Correct answer: washing hands before eating
washing hands before using the toilet
Correct answer: wiping down keyboards
sneezing into your hand
Q4.
What is a sprain?
a break in the bone
Correct answer: the stretching or tearing of ligaments
a muscle cramp
an infection in the joint
Q5.
You should not treat a sting by...
removing the sting using tweezers
cooling the area with cool, running water
taking over-the-counter medicines if needed
Correct answer: scratching to relieve the itchiness
Q6.
A cut should be...
Correct answer: cleaned to prevent infection
Correct answer: covered for protection
ignored and left to stop bleeding
touched using dirty hands
stuck together using adhesive

6 Questions

Q1.
Match the words to the definitions.
Correct Answer:heat imbalance,a condition where the body cannot regulate its temperature properly

a condition where the body cannot regulate its temperature properly

Correct Answer:cold water shock,a sudden and dangerous reaction of a body to cold water

a sudden and dangerous reaction of a body to cold water

Correct Answer:anaphylaxis,a severe allergic reaction that can cause breathing difficulties

a severe allergic reaction that can cause breathing difficulties

Correct Answer:adrenaline auto-injector,a device used to deliver a dose of adrenaline to treat anaphylaxis

a device used to deliver a dose of adrenaline to treat anaphylaxis

Q2.
Complete the sentence: Cold water shock can also lead to , a condition where the body cannot warm up on its own.
Correct Answer: hypothermia
Q3.
A heat imbalance in hot temperatures can lead to which of the following?
Correct answer: heatstroke
cold water shock
a low temperature
Correct answer: heat exhaustion
Q4.
Order the actions that should be taken if someone is choking.
1 - encourage coughing
2 - give back blows
3 - perform abdominal thrusts
4 - seek medical support
Q5.
Symptoms of anaphylaxis include which of the following?
Correct answer: feeling faint
Correct answer: an increased heart rate
feeling hungry
feeling energetic
Correct answer: having trouble breathing
Q6.
You can tell if someone is choking if they are...
Correct answer: gasping for air
Correct answer: clutching at their throat
feeling alert and talking easily
drinking water but feeling sick
Correct answer: unable to talk or cough