34 Questions
What is the cause of anaemia due to defective haemoglobin function?
Sickle cell anaemia
In dental practice, what is the administration route of Midazolam?
Buccal
Which of the following patients should NOT receive general anaesthesia?
Sickle cell anaemia patient
What is the reversal agent for Midazolam?
Flumazenil
In patients with chronic kidney disease, what should be done when administering IV sedation?
Proceed with caution
What should be checked before administering IV sedation to diabetic patients?
INR
What is the primary purpose of using Luxators in extraction procedures?
To sever the periodontal ligament
Which type of forceps is used for anterior upper teeth extraction?
Maxillary forceps
What is the purpose of Couplands elevators in extraction procedures?
To elevate and mobilize retained roots
Which nerve should be avoided during the extraction of lower 8s?
Lingual nerve
What is the purpose of infiltrating the LL6 and UR3 in extraction procedures?
To anaesthetize the buccal and palatal nerves
What is the reason for placing sutures in the soft palate/maxillary tuberosity during extraction?
To allow for oroantral communication
What is the primary function of plasmin in the context of fibrinolysis?
to break down fibrin in clot
What is the primary mechanism of action of tranexamic acid in the context of fibrinolysis?
it inhibits plasminogen breakdown
At what stage of bone formation does lamellar bone replace woven bone?
Between Day 18-42
What is the primary purpose of using oxidised cellulose in local haemostatic measures?
to initiate clotting
What is the purpose of suture across the socket in local haemostatic measures?
to prevent haemorrhage from mucosa
What is the purpose of tranexamic acid on gauze in relation to bleeding control?
To prevent the formation of plasmin from plasminogen
What is the recommended adjustment for Dabigatran and Apixaban in the morning following a dental extraction?
Omit the morning dose and take a normal dose in the evening
Which elevator is characterized by a flat, sharp working blade?
Couplands
What is the main function of a bone nibbler in dental extractions?
To cut away at bone
Which forceps is designed for use in upper molars with badly broken down or fractured roots?
Upper cow horns
What is the purpose of the fulcrum in elevator use?
To provide a pivot point for rotational movement
What is the primary purpose of using periapical radiographs in dentistry?
To detect apical infection and other diseases
What is the main limitation of the bisected angle technique in dental radiography?
It is unreliable and produces cone cuts easily
What is the purpose of using bitewing radiographs in dentistry?
To monitor the progression of dental caries
What is the effect of incorrect vertical angulation in the bisected angle technique?
It leads to elongation of the image
What is the advantage of using the bisected angle technique in dental radiography?
It is suitable for patients with gagging problems
What is the principle behind the parallax technique in dental radiography?
It is based on the apparent displacement of an object due to different positions of the observer
What is the primary cause of anaemia due to decreased production of red cells?
Bone marrow aplasia
What is the characteristic symptom of mild anaemia?
Lethargy
What is the expected finding in a patient with severe anaemia?
All of the above
What is the GFR range for Grade 3 moderate Chronic Renal Failure?
30-60
What is the expected consequence of acute blood loss?
Collapse
This quiz covers the different causes of anemia, including reduced red-cell production, increased red-cell destruction, red-cell loss, and dilutional effects. Understand the various factors contributing to anemia.
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