Nerve Injuries in Oral & Maxillofacial Surgery Quiz

Which nerve is most commonly affected during extraction of the mandibular third molars (wisdom teeth)?

• Inferior alveolar nerve

• Lingual nerve

• Mental nerve

• Buccal nerve

What is the most common symptom of lingual nerve injury during dental procedures?

• Numbness of the lower lip

• Loss of taste sensation on the anterior two-thirds of the tongue

• Anesthesia of the tongue

• Paresthesia of the lower lip

Which surgical procedure is most likely to cause injury to the mental nerve?

• Mandibular third molar extraction

• Sagittal split ramus osteotomy

• Le Fort I osteotomy

• Maxillary sinus augmentation

Which nerve is at risk during orthognathic surgery involving the sagittal split ramus osteotomy?

• Inferior alveolar nerve

• Buccal nerve

• Lingual nerve

• Mental nerve

Which nerve injury may result in altered taste sensation on the posterior one-third of the tongue?

• Glossopharyngeal nerve

• Lingual nerve

• Chorda tympani nerve

• Hypoglossal nerve

What is the common consequence of injury to the buccal nerve during maxillofacial surgery?

• Numbness of the lower lip

• Paresthesia of the cheek

• Anesthesia of the buccal mucosa

• Alteration in taste sensation

Which nerve injury is associated with the risk of Frey syndrome (gustatory sweating) after parotid surgery?

• Facial nerve

• Trigeminal nerve

• Glossopharyngeal nerve

• Hypoglossal nerve

During orthognathic surgery, injury to which nerve may result in difficulty swallowing and speech impairment?

• Lingual nerve

• Hypoglossal nerve

• Glossopharyngeal nerve

• Vagus nerve

Which nerve is most commonly injured during the removal of benign tumors from the parotid gland?

• Facial nerve

• Trigeminal nerve

• Glossopharyngeal nerve

• Hypoglossal nerve

What is a potential complication of injury to the inferior alveolar nerve during dental implant placement in the mandible?

• Gustatory sweating

• Trismus

• Paraesthesia of the lower lip and chin

• Difficulty swallowing