What three important ethical issues are associated with treating patients in emergencies?

A 20-year-old man lost control of his bicycle and fell to the road having been hit by a car that did not stop. He is conscious, but is not able to speak coherently. He may be in shock. You (as a health care-sciences student) slow down as you approach
the scene of the accident and a passer-by flags you down and asks you to help.
What three important ethical issues are associated with treating patients in emergencies?
Outline the legal/professional responsibilities in relation to providing assistance in an emergency.
Outline the components of consent for the unconscious patient and conscious patient.n
Summarize the challenges of providing leadership in this clinical situation