Middle Superior Alveolar Nerve Block
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Questions and Answers

What is the optimal angle of needle approach to the Greater Palatine foramen during a maxillary nerve block?

  • 60o
  • 45o (correct)
  • 90o
  • 30o

What is the recommended depth of needle penetration into the Greater Palatine canal?

  • 30 mm (correct)
  • 20 mm
  • 35 mm
  • 25 mm

During a maxillary nerve block, how often should aspiration be performed?

  • Several times during injection (correct)
  • Only once
  • Never
  • In two planes

What is the recommended volume of solution to be deposited during a maxillary nerve block?

<p>1.8 cc (A)</p> Signup and view all the answers

What is a potential complication of the Hematoma Approach?

<p>Hematoma due to needle injury (B)</p> Signup and view all the answers

What is a subjective sign of a successful maxillary nerve block?

<p>Pressure behind the upper jaw (A)</p> Signup and view all the answers

What is the primary advantage of the High Tuberosity approach in Maxillary Nerve Block?

<p>Minimizes the number of needle penetrations and total volume of anesthetic solution injected (D)</p> Signup and view all the answers

What is the recommended needle size and length for Maxillary Nerve Block?

<p>25-gauge, 32 mm (B)</p> Signup and view all the answers

During the High Tuberosity approach, where is the point of needle insertion?

<p>At the height of the mucobuccal fold in the region of the distal surface of maxillary second molar (A)</p> Signup and view all the answers

What is the depth of needle penetration during the High Tuberosity approach?

<p>30 mm (A)</p> Signup and view all the answers

What is a potential complication of the High Tuberosity approach?

<p>Risk of hematoma (A)</p> Signup and view all the answers

What is the target area of the High Tuberosity approach?

<p>Maxillary nerve as it passes through the pterygopalatine fossa (A)</p> Signup and view all the answers

What is the anatomical landmark for the Middle Superior Alveolar Nerve Block?

<p>Mucobuccal fold above maxillary second premolar (A)</p> Signup and view all the answers

What is the main advantage of the Middle Superior Alveolar Nerve Block?

<p>It minimizes the total volume of anesthetic solution injected (C)</p> Signup and view all the answers

What is the recommended type of needle for the Middle Superior Alveolar Nerve Block?

<p>A 27-gauge short needle (D)</p> Signup and view all the answers

What is the target area for the Middle Superior Alveolar Nerve Block?

<p>Maxillary bone above the apex of the maxillary second premolar (B)</p> Signup and view all the answers

What is the direction of the needle during the Middle Superior Alveolar Nerve Block?

<p>Toward the bone with the bevel directed away from bone (C)</p> Signup and view all the answers

What is the significance of aspiration in two planes during the Middle Superior Alveolar Nerve Block?

<p>It is almost negligible (95%) (B)</p> Signup and view all the answers

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