Bupivacaine is toxic to which organ when exceeding 2mg/kg?
1. Nephro
2. Cardio
3. Hepatico
4. CNS
5. Endothelial cells

In humans 5 local infiltration techniques are described. Which is incorrect ?
1. Subperiosteal
2. Periodontal ligament
3. Intraseptal
4. Intraosseous
5. Intrapulpal

Intensity of pain is considered to be greatest when..
1. seconds to minutes after incision
2. 12 hours post-op
3. 6 hours post-op
4. late part of recovery
5. early part of recovery

What is the most common complication of using enteral nutritional support in terms of tubing?
1. Vomitus
2. Aspiration pneumonia
3. Diarrhea
4. Esophageal pressure necrosis
5. Leakage through stoma site

Laser surgery. Photon energy is absorbed by the tissue and transformed into thermal energy that affects the cells. At what temperature will the cells denaturate and become nonviable?
1. 45-50 C
2. 50-55 C
3. 55-60 C
4. 60-65 C
5. 65-70 C

When deciding to leave behind a root intentionally (not TR teeth) some conditions should be met. Which one is NOT one of them?
1. No pulp tissue remaining
2. Root length < 3-4mm
3. Not superficial embedded in the bone
4. No signs of infection
5. No periapical radiolucency

Biological Width is defined as:
1. Free gingival margin to CEJ
2. Free gingival margin to alveolar bone margin
3. Apical sulcus to MGJ
4. Connective attachment to alveolar margin
5. Junctional epithelium and connective tissue attachment

Contraindications for an apically positioned flap are many. Which is not a contraindication?
1. subgingival fracture
2. Severe periodontal disease
3. Marked mobility
4. some 2-and 3 walled infrabony defects
5. lack of keratinised free gingiva