Signs of parasympathetic nervous system response include:

You are treating a 16-year-old male who was skiing out of control and ran off the trail and into the woods. When you arrive, he is alert and complaining of pain in his right lower chest. Upon examination you note that he has impaled himself with a tree branch. He tells you he will feel better if you just remove the branch. Based on your training as an OEC technician, you would respond by making

which of the following statements? a. "I need to get a bulky dressing ready in case there is bleeding when I remove the branch." b. "Once my helpers arrive and we are ready to transport you, we can remove the branch." c. "We need to leave the branch in place until we get you to a hospital." d. "I'm not supposed to remove the branch, but you can if you think it will make you more comfortable."

Which one of the following local anesthetic ions binds to specific receptor sites?

A) NA+ B) NA- C) CA+2 D) K+