Dental Surgery: Root Fragment In Situ Policy Quiz

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What type of nerve injury is characterized by the nerve sheath and axon being intact, healing after one month?

Neurotemsis

Neuralgia

Axonotmesis

Neuropyrexia (correct)

Which condition is considered a common predisposing factor for inferior alveolar nerve (IAN) injury during extraction?

Vertical impaction

Distal impaction

Lateral impaction

Mesioangular impaction (correct)

Inferior alveolar nerve (IAN) walks between the roots in cases of:

Root parallelism

Severe curvature of the root (correct)

Root resorption

Minimal root divergence

What radiographic sign related to the inferior alveolar nerve can be observed during extraction?

Darkening of apical end of the root Signup and view all the answers

What is the most common type of nerve injury where only the axon is cut, potentially healing partially after 3-4 months?

Axonotmesis Signup and view all the answers

In which type of impaction is 'horizontal impaction' particularly concerning for IAN during extraction?

'Mesioangular impaction' Signup and view all the answers

What technique involves separating the crown from the root and then removing each part alone during extraction?

Decapitation Signup and view all the answers

'Pinching the lingual tissues with a forceps' can lead to injury to which nerve?

'Mental nerve' Signup and view all the answers

'Severe curvature of the root' can result in IAN walking between the roots of which tooth?

'Third molar' Signup and view all the answers

What is the most severe type of nerve injury where both the nerve sheath and the axon are cut with extremely low chances of healing?

Neurotemsis Signup and view all the answers

Dental Surgery: Root Fragment In Situ Policy Quiz

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Questions and Answers

What type of nerve injury is characterized by the nerve sheath and axon being intact, healing after one month?

Which condition is considered a common predisposing factor for inferior alveolar nerve (IAN) injury during extraction?

Inferior alveolar nerve (IAN) walks between the roots in cases of:

What radiographic sign related to the inferior alveolar nerve can be observed during extraction?

What is the most common type of nerve injury where only the axon is cut, potentially healing partially after 3-4 months?

In which type of impaction is 'horizontal impaction' particularly concerning for IAN during extraction?

What technique involves separating the crown from the root and then removing each part alone during extraction?

'Pinching the lingual tissues with a forceps' can lead to injury to which nerve?

'Severe curvature of the root' can result in IAN walking between the roots of which tooth?

What is the most severe type of nerve injury where both the nerve sheath and the axon are cut with extremely low chances of healing?

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