HOSA CERT SKILLS EXAM SCRIPT 2026/2027
QUESTIONS AND SOLUTIONS RATED A+
✔✔What is a class D fire caused by? - ✔✔combustible metals
✔✔What is a class K fire caused by? - ✔✔things found in kitchens (cooking oils, fats)
✔✔What fire(s) can a water extinguisher be used on? - ✔✔Class A
✔✔What fire(s) can a foam extinguisher be used on? - ✔✔Class A, B, and D
✔✔What fire(s) can a dry powder extinguisher be used on? - ✔✔Class A, B, C, and D
✔✔What fire(s) can a Carbon Dioxide extinguisher be used on? - ✔✔Class B, D, and K
✔✔What is a CERT members #1 priority? - ✔✔PERSONAL SAFETY
✔✔When looking at a fire extinguisher's label, what does the number infront of the A
mean? - ✔✔The number infront of the A indicates the number of gallons of the
extinguishing element in the extinguisher. Each number infront of the A correlates to
1.25 gallons, so
2A: 2.5 gallons
3A: 3.75 gallons
✔✔What does the number infront of the B:C on a fire extinguisher label mean? -
✔✔Number of square feet it can extinguish
20B:C- 20 square feet
✔✔What is the biggest threat that can cause an obstructed air way? - ✔✔tongue
✔✔What is arterial bleeding? - ✔✔Arterial bleeding is when a victim is bleeding with
spurting red blood after every heartbeat
✔✔What is venous bleeding? - ✔✔Venous bleeding is when a victim has a steady
bloodflow of darker blood
✔✔What is capillary bleeding? - ✔✔bleeding very slowly
✔✔How do you stop bleeding? - ✔✔apply pressure (tie a bandage in a bow to close off
a large artery), elevation, and pressure points
✔✔Where are the most common pressure points found? - ✔✔hip seam, groin, bicep,
and forearm
QUESTIONS AND SOLUTIONS RATED A+
✔✔What is a class D fire caused by? - ✔✔combustible metals
✔✔What is a class K fire caused by? - ✔✔things found in kitchens (cooking oils, fats)
✔✔What fire(s) can a water extinguisher be used on? - ✔✔Class A
✔✔What fire(s) can a foam extinguisher be used on? - ✔✔Class A, B, and D
✔✔What fire(s) can a dry powder extinguisher be used on? - ✔✔Class A, B, C, and D
✔✔What fire(s) can a Carbon Dioxide extinguisher be used on? - ✔✔Class B, D, and K
✔✔What is a CERT members #1 priority? - ✔✔PERSONAL SAFETY
✔✔When looking at a fire extinguisher's label, what does the number infront of the A
mean? - ✔✔The number infront of the A indicates the number of gallons of the
extinguishing element in the extinguisher. Each number infront of the A correlates to
1.25 gallons, so
2A: 2.5 gallons
3A: 3.75 gallons
✔✔What does the number infront of the B:C on a fire extinguisher label mean? -
✔✔Number of square feet it can extinguish
20B:C- 20 square feet
✔✔What is the biggest threat that can cause an obstructed air way? - ✔✔tongue
✔✔What is arterial bleeding? - ✔✔Arterial bleeding is when a victim is bleeding with
spurting red blood after every heartbeat
✔✔What is venous bleeding? - ✔✔Venous bleeding is when a victim has a steady
bloodflow of darker blood
✔✔What is capillary bleeding? - ✔✔bleeding very slowly
✔✔How do you stop bleeding? - ✔✔apply pressure (tie a bandage in a bow to close off
a large artery), elevation, and pressure points
✔✔Where are the most common pressure points found? - ✔✔hip seam, groin, bicep,
and forearm
