Anesthesia Online Questions Exam 1 Questions With Complete Solutions

Which of the following statements is true of local anesthesia? a. local anesthesia is never necessary for dental hygiene appointments. b. local anesthesia eliminates the feeling of sensation without the loss of consciousness. c. local anesthesia is an unpleasant sensory and emotional experience. d. local anesthesia eliminates the feeling of sensation through loss of consciousness. correct answer: b. local anesthesia eliminates the feeling of sensation without the loss of consciousness. Which of the following methods of pain control did not pave the way for modern anesthetics? a. alcohol, cannabis, and opium b. scaring off demons c. therapeutic massage d. herbs and plants (roots, berries, seeds) correct answer: c. therapeutic massage Which of the following was the first effective gas inhalation anesthetic? a. halothane b. nitrous oxide c. acetylated salicylic acid d. ether correct answer: d. ether Which of the following was the first local anesthetic? a. novocaine b. cocaine c. articaine d. lidocaine correct answer: b. cocaine Which of the following is the most popular dental anesthetic used in the USA? a. Novocaine b. Mepivacaine c. Lidocaine d. Procaine correct answer: c. Lidocaine Local anesthetics ______ the pain signal to the brain. a. slow b. speed c. have no effect on d. block correct answer: d. block Which of the following advantages is/are associated with the use of a local anesthetic? a. hemostasis and pain control b. pain control c. no memory of the procedure d. hemostasis correct answer: a. hemostasis and pain control Which of the following statements is true? a. dental hygienist are not currently permitted to administer nitrous oxide in the US. b. States are more likely to allow dental hygienists to administer local anesthesia than they are to allow them to administer nitrous oxide. c. no options are correct. d. states are more likely to allow dental hygienist to administer nitrous oxide than they are to allow them to administer local anesthesia. correct answer: b. States are more likely to allow dental hygienists to administer local anesthesia than they are to allow them to administer nitrous oxide. Which of the following defines pain threshold? a. the personal interpretation and response to the pain message. b. the point at which a sensation becomes painful, resulting in discomfort. c. a neurologic experience of pain d. a method or tool used to measure pain correct answer: b. the point at which a sensation becomes painful, resulting in discomfort. A patient's pain reaction may be influenced by his/her: a. emotional state b. all options are correct c. culture d. age correct answer: b. all options are correct A Visual Analog Scale (VAS) is used to: a. measure pain b. block pain receptors c. locate pain d. constrict blood vessels correct answer: a. measure pain The relationship between a patient's needs and behavior is best defined as: a. the human needs paradigm b. stress c. the tension paradigm d. dental phobia correct answer: a. the human needs paradigm The majority of patients who experience dental anxiety trace the onset of fear to which of the following? a. infancy b. childhood or adolescences c. adulthood d. toddlerhood correct answer: b. childhood or adolescences The health and dental history review is an opportune time to detect signs of patient anxiety. Which of the following signs would indicate a patient is fearful of dental treatment? a. dry mouth, decreased heart rate, and decreased rate of respiration b. low blood pressure, decreased rate of respiration, and pupil dilation