When you use the refusal skills you say no clearly and with confidence. This shows people that you clearly wanna stay away from tobacco use.
Effective communication is obviously influenced by different fators among which we can surely include acceptance of responsibility. You have to consider that when someone is taking responsibility for his actions this will make the person who he's talking to view him more favourably, as a more responsible person and perhaps even as someone who wants to sensibely solve problems.
I would say false. You should rather apply pressure to the wound and sit down to slow the blood flow. (I could be wrong, but oh well.)
It would affect the respiratory system