NEET MDS Practice Test

1

Oral Surgery

A male is taking 60 mg of hydrocortisone daily, on the day before extraction, this dose should be
1) Remain unchanged
2) Reduced to half
3) Doubled
4) Reduced to one fourth

Option 1

Option 2

Option 3

Option 4

📝 Explanation:

For a patient taking 60 mg hydrocortisone daily, the dose should be doubled on the day before extraction. Chronic steroid therapy suppresses the hypothalamic-pituitary-adrenal axis, and surgical stress can precipitate adrenal crisis. Doubling the steroid dose provides adequate coverage for the surgical stress while preventing adrenal insufficiency.

2

Prosthodontics

The Camper�s plane passes from the
1. lateral commissure of the mouth to the inferior edge of the ear
2. orbitale to the middle of the tragus of the ear
3. ala of nose to the superior edge of the tragus of the ear
4. outer canthus of eye to the most posterior point on the tragus of the ear

Option 1

Option 2

Option 3

Option 4

📝 Explanation:

The Camper�s plane is a facial reference plane that passes from the ala of the nose to the superior edge of the tragus of the ear. This plane is used in facial and cranial anatomy to describe the orientation of various structures and is often referenced in the field of orthodontics and surgery. It is useful for assessing the facial profile and the relationship between the nose, ears, and other facial features.

3

Anatomy

Nutrient canals in mandibular anterior periapical appear as:
1) Vertical thin radiolucent lines
2) Horizontal radiopaque bands
3) Round radiolucencies
4) Not visible normally

Option 1

Option 2

Option 3

Option 4

📝 Explanation:

Nutrient canals carry neurovascular bundles and may appear as thin vertical radiolucent lines, sometimes with radiopaque borders.

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