For the examples given, health promotion would be the education of the public about substance abuse. They are putting the idea of substance abuse being bad in the public's head. Thereby, attempting to improve public health although, there's no guarantee.
Banning smoking in public places is a "health protection" because it's a physical act that is attempting to make the public health better.
Testing food if also a "health protection" because it's a physical way to make sure that people do not end up with foodborne illnesses or hepatitis' related to dirty food/soil/etc.
Answer:
to compare a sewer overflow withthe human body, a buch of sickle cells can clog the blood stream and may cause the stream to break, and with the overflow a lot of water is in the sewer so the water push out to make it spit out the sewer pipes.
Because emergency responders cannot enter areas that are still dangerous and because it it important to check for danger to victims and responders and assessing the situation is the first step taught in first aid course and the first step is actually to call the emergency assistance.
True for the majority of the mental health disorders they are treatable.
Bulimia? Im pretty sure because after eating you throw up with this disorder.