The teacher uses this accident as a way to talk to students about responding to injuries. What does she suggest to the students about how to first respond to an injury?
administer CPR and then reach out for help
rely on your lab partner for more aid
check to see if the person is responsive
call 911 when you encounter any emergency

During accidents, the injuries can be minimal to lethal and first aid can be very helpful in this situation. First aid is the primary care or response to any injury or emergency.

There are various concepts regarding first aid during injuries one of them is the triple Cs.
It stands for Check, call, and care.
Check is the always first response to any emergency or injury which deals with the if there are any dangers on the area, the person injured is responsive or not, required instant help or CPR
the call is the second C involved in critical situations to call for help or call 911
care is the third C which is providing CPR, or stoping if bleeding or supporting neck or spine in injury until help arrives.

Thus, The teacher suggests to the students how to first respond to an injury - check to see if the person is responsive

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