Of course it would be inconvenient or outright dangerous if a medical worker requires help alongside the patient. Perhaps she should work only in places where there is someone ready to replace her. Hospitals would be such places, for example.
It's also strange that students of "emergency medical technician" class can be psychologically hurt by an occurrence of a medical emergency in the classroom, where a competent instructor is present. If they are that delicate perhaps they should consider a career as florists.
They might prick themselves on rose thorns.