Will they pull out a tooth without laughing gas or being under?

Yes: You can have a wisdom tooth removed with only local anesthesia. Some patients choose to have the procedure performed without any type of analgesia (nitrous oxide) or other types of sedation or anesthesia.

Yes: Many single tooth extractions, are done with a local anesthesia (numbing), though nitrous or IV sedation anesthesia are certainly options.

Usually: They numb the area with an injection of local anesthetic. Laughing gas (nitrous oxide) may be used as well. A general is usually not necessary.