Which of the following correctly describes the needle pathway for an IA nerve block?
A. Lateral to the pterygomandibular raphe, into the pterygomandibular space; passing lateral to the medial pterygoid muscle, lingual nerve, and sphenomandibular ligament; and superior to the lingula and mandibular foramen
B. Lateral to the pterygomandibular raphe, into the pterygomandibular space; passing medial to the medial pterygoid muscle; posterior and medial to the lingual nerve, lateral to the sphenomandibular ligament; and superior to the lingula and mandibular foramen
C. Medial to the pterygomandibular raphe, into the infratemporal space; passing lateral to the medial pterygoid muscle, lingual nerve, and sphenomandibular ligament; and superior to the lingula and mandibular foramen
D. Medial to the pterygomandibular raphe, into the pterygomandibular space; passing lateral to the medial pterygoid muscle, lingual nerve, and sphenomandibular ligament; and superior to the lingula and mandibular foramen A diabetic patient requires periodontal therapy on the upper and lower right quadrants. She is well-controlled and otherwise healthy. Which one of the following represents the safest and most effective local anesthesia regimen?
A. 4 cartridges of 2% lidocaine, 1:100,000 epinephrine
B. 2 cartridges of 2% lidocaine, 1:100,000 epinephrine and 2 cartridges of 3% mepivacine plain
C. 2 cartridges of 2% lidocaine, 1:100,000 epinephrine, and 2 cartridges of 4% Articaine 1:200,000 epinephrine
D. 2 cartridges of 2% lidocaine, 1:100,000 epinephrine and 2 cartridges of 2% mepivacaine 1:20,000 levonordefrin arrange the injectable local anesthetic drugs in descending order of overall CNS and CVS toxicity?
A. Bupivacaine, mepivacaine, lidocaine, prilocaine, articaine
B. Bupivacaine, mepivacaine, lidocaine, articaine, prilocaine
C. Bupivacaine, mepivacaine, articaine, lidocaine, prilocaine
D. Bupivacaine, lidocaine, mepivacaine, articaine, prilocaine Which of the following sequences best describes the events in a successful impulse generation?
A. stimulation, slow depolarization, firing threshold, rapid depolarization, recovery
B. stimulation, firing threshold, rapid depolarization, slow repolarization, resting state
C. resting state, stimulation, slow depolarization, rapid depolarization, firing threshold
D. resting state, stimulation, slow depolarization, rapid depolarization, slow depolarization The field of anesthesia for an AMSA nerve block includes:
A. Pulps of central and lateral incisors, canine, premolars, and molars on the anesthetized side
B. Pulps of central and lateral incisors, canine, and premolars, and upper lip and facial gingival tissues on the anesthetized side
C. Pulps and lingual gingival of the central and lateral incisors, canine, premolars, and molars bilaterally
D. Pulps of the central and lateral incisors, canine, and premolars, and palatal tissues from the central incisors through the second molar on the side of injection on the anesthetized side The field of anesthesia of an IO nerve block includes the:
A. Pulps of maxillary central incisors through canine, and upper lip, side of nose, and lower eyelid
B. Pulps and periodontium of maxillary central incisors through canine and premolars, mesial buccal root of the first molar, upper lip, side of nose, and lower eyelid
C. Pulps of maxillary incisors, canine and premolars, upper lip, and side of nose
D. Pulps and maxillary periodontium of incisors, canine, premolars