Answer:
Chenotherpay uses drugs to kill cancer cells.
Radiation uses high-powered energy beams, such as x-rays or protons, to kill cancer cells.
Hope this is what you were looking for :)
Answer:
In this situation, there are high chances of getting exposed to the possible pathogen by a cough or by touching to the patient that may lead to the infection transmitted from the patient to you, thus, one should use an N-95 mask or respirator or HEPA to protect yourself from any pathogen before examining the breathing or airway of the patient.
If you think you are exposed to the pathogen or infectious agent from the patient one must immediately to the agency as per the guidelines and protocols. Creating a report with the details such as date and time of exposure, exposed to which body fluid or blood, and what is possible details to the local authority of the agency.
I believe the correct answer would be "different systems".
Hope it helps!