Description : Patient presents with rapidly progressive root caries on many teeth. Which of the following laboratory results would be a possible indicator of this? A. Stimulated salivary secretion rate of 1.5ml/min B. ... of 105 organism/ml E. Salivary buffering PH 5.5 > 100000 CFU/ml high caries incidence
Last Answer : E. Salivary buffering PH 5.5
Description : Which local anaesthetic agent is preferred for a confirmed hypersensitive patient: A. 3% prilocaine with felypressin B. Mepivacaine 3% without vasoconstrictor **
Last Answer : B. Mepivacaine 3% without vasoconstrictor **
Description : Which of the following is the LEAST to cause toxicity from local anaesthetic injection: A. Injecting in supine position B. Injecting in vascular area C. Injecting without a vasoconstrictor D. Intravenous injections
Last Answer : A. Injecting in supine position
Description : Which of the following local anaesthetics is indicated in case of the need to long acting one after a surgical operation, A. Lidocaine B. Mepivacaine C. Bupivacaine (Marcaine)
Last Answer : C. Bupivacaine (Marcaine)
Description : Following statement is true about lidocaine (a) Reduce the slope of Phase 4 (b) Threshold excitability is not altered (c) Action potential is not affected (d) All of the above
Last Answer : Ans: A
Description : A gas is termed as non-toxic, if its maximum permissible concentration (TLV) ranges from __________ ppm. (A) 1000 to 2000 (B) 3000 to 6000 (C) 6000 to 9000 (D) 10000 to 100000
Last Answer : (D) 10000 to 100000
Description : How many grams of lidocaine are in 150 ml of a 2.5 M solution?
Last Answer : 150 mL of a 2.5 M lidocaine solution contain 87,9 g.
Description : Dihydroergotamine (DHE) differs from ergotamine in the following respect: A. It is a more potent oxytocic B. It has antiemetic property C. It has high oral bioavailability D. It is a more potent α adrenergic blocker and less potent vasoconstrictor
Last Answer : D. It is a more potent α adrenergic blocker and less potent vasoconstrictor
Description : What is NOT related to the normal aging process? A. Progressive bone loss B. Reduced elasticity of muscles C. Decreased elasticity of the skin D. Lower pain threshold
Last Answer : D. Lower pain threshold
Description : A child consumes a toxic dose of fluoride. You will:** A. Induce vomiting B. Give a lot of fluids C. Give a lot of fluids and sodium bicarbonates D. Ask patient not to eat for 45 minutes E. Give milk, calcium tablets or magnesium tablets
Last Answer : E. Give milk, calcium tablets or magnesium tablets
Description : The concentration of Fluoride in the topical NaF A. 2% B. 5% C. 8% D. 10%
Last Answer : B. 5%
Description : The MOST effective manner to produce a hard surface on a cast is by: A. Employ as much water as possible on mixing B. Employ as little water as possible on mixing C. Adding 2% of borax to the mix D. Adding calcium tetraborate E. None of the above
Last Answer : B. Employ as little water as possible on mixing
Description : As a general practitioner; you decide at an initial appointment that you can not handle a child due to lack of co-operation. Which of the following approaches would seem to be your alternative: ... B. Send child home until he/she cooperates C. Schedule child for General Anaesthetic session
Last Answer : A. Refer child to pedodontist
Description : What is NOT a result of toxic dosage of local anaesthetic: A. Angioneurotic oedema B. Hypotension C. Respiratory depression
Last Answer : A. Angioneurotic oedema
Description : Which one of the following is the major disadvantage of stone dies used for crown fabrication, A. They lack accurate reproduction of surface details B. Their overall dimensions are slightly smaller than ... of the stone D. The hazard of aspiration of toxic materials during trimming of the dies.
Last Answer : A. They lack accurate reproduction of surface details
Description : What is the approximate unstimulated salivary flow rate, A. 2 ml/min B. 0.2 ml/min C. 0.02 ml/min D. 20 ml/min
Last Answer : B. 0.2 ml/min
Description : Your patient has fainted, the signs are, blanched face, weak pulse, moist skin, shallow respiration; your first management is: A. 1 ml adrenaline subcutaneously B. Mouth to mouth respiration C. Nitro glycerine sub lingually D. Recumbent position; supine
Last Answer : D. Recumbent position; supine
Description : As far as surgical removal of wisdom teeth is concerned which of the following is true? a- Prophylactic prescription of antibiotic reduces dramatically the chances of infection. b- Raising a lingual ... e- The use of vasoconstrictors in local anaesthetics will increase the chances of infection.
Last Answer : b- Raising a lingual flap will increases the incidence of neurapraxia but will reduce the incidence of neurotmesis with respect to the lingual nerve.
Description : In respect to Class V A. it occurs on the buccal groove (fissure) B. it occurs on the lingual groove (fissure) C. it is a result of bad oral hygiene
Last Answer : C. it is a result of bad oral hygiene
Description : As far as surgical removal of wisdom teeth is concerned, which of the following is true?**CHECK A. Prophylactic prescription of antibiotic reduces dramatically the chances of infection B. Raising ... root E. The use of vasoconstrictors in local anaesthetics will increase the chances of infection.
Last Answer : C. Prophylactic prescription of dexamethasone will dramatically reduces post operative swelling
Description : Angle of rotation o arbour with respect to drum is given by? a) None of the listed b) 12ML/Ebtɜ c) 8 ML/Ebtɜ d) 16ML/Ebtɜ
Last Answer : b) 12ML/Ebtɜ
Description : Maximum balance in the BSBDA small account should not exceed ______ rupees at any time A. 50000 B. 100000 C. 200000 D. 300000 E. None of the Above
Last Answer : A. 50000 Explanation: Maximum balance in the BSBDA small account should not exceed fifty thousand rupees at any time.
Description : What is the minimum and maximum limit to deposit in PPF account? a) 500 and 5000 b) 500 and 70000 c) 1000 and 100000 d) 500 and 100000
Last Answer : d) 500 and 100000
Description : Is coffee a vasodilator or vasoconstrictor?
Last Answer : What is the answer ?
Description : Which of the following amino acids produce a vasoconstrictor on decarboxylation? (A) Histidine (B) Tyrosine (C) Threonine (D) Arginine
Last Answer : Answer : B
Description : Vasoconstrictor effect of ADH is mediated by (A) cAMP (B) cGMP (C) Protein kinase C (D) Angiotensin II
Last Answer : Answer : C
Description : Which of the following insults or abnormalities most commonly causes ischemic stroke? a) Cocaine use Cocaine is a potent vasoconstrictor and may result in a life-threatening reaction ... strokes. d) Intracerebral aneurysm rupture Intracerebral aneurysm rupture is associated with hemorrhagic strokes.
Last Answer : a) Cocaine use Cocaine is a potent vasoconstrictor and may result in a life-threatening reaction, even with the individual’s first unprescribed use of the drug.
Description : Desmopressin is preferred over arginine vasopressin in the treatment of diabetes insipidus for the following reasons except: A. It is a more potent antidiuretic B. It is a selective vasopressin V1 receptor agonist C. It has little vasoconstrictor activity D. It is longer acting
Last Answer : B. It is a selective vasopressin V1 receptor agonist
Description : The following factor is not involved in the causation of hypotension due to spinal anaesthesia: A. Histamine release B. Reduced sympathetic vasoconstrictor tone C. Decreased venous return from the lower limbs D. Bradycardia
Last Answer : A. Histamine release
Description : Threshold limit value (TLV) means maximum permissible/acceptable concentration. TLV of phosgene in air is about __________ ppm (parts per million). (A) 0.002 (B) 0.2 (C) 1.2 (D) 4.8
Last Answer : (B) 0.2
Description : When used as an antiarrhythmic drug, Lidocaine typically (a) Increases action potential duration (b) Increases contractility (c) Increses PR interval (d) Reduces abnormal automaticity (e) Reduces resting potential
Last Answer : Ans: D
Description : Which of the following is the drug of choice in treating suicidal overdose of digitoxin ? (a) Digoxin antibodies (b) Lidocaine (c) Magnesium (d) Potassium (e) Quinidine
Description : Histamine is involved as a mediator in the following pathological conditon (a) Cocaine (b) Dibucaine (c) Lidocaine (d) Procaine
Last Answer : Ans: B
Description : Lidocaine is the preferred antiarrhythmic for emergency control of cardiac arrhythmias following acute myocardial infarction because (a) It has a rapidly developing and titratable antiarrhythmic action (b) It casues ... efficacy in atrial as well as ventricular arrhythmias (d) Both (a) and (b)
Description : Which of the following agents has a direct effect on the AV mode, delaying calciumchannel depolarization? (a) Lidocaine (b) Diltiazem (c) Bretylium (d) Quinidine (e) Lbutilide
Description : A patient receiving a class I antiarrhythmic agent on a chronic basis complains of fatigue, low-grade fever, and joint pain suggestive of systemic lupus erythematosus (SLE). The patient is most likely receiving (a) Lidocaine (b) Procainamide (c) Quinidine (d) Flecainide (e) Propranolol
Description : Which of the following is the drug of choice for management of cardiac arrhythmias that occur in digitalis toxicity? (a) Amiodarone (b) Lidocaine (c) Propranolol (d) Sotalol (e) Prazosin
Description : Which one of the following drugs predictably prolongs the PR interval and increases cardiac contractility? (a) Digoxin (b) Lidocaine (c) Propranolol (d) Quinidine (e) Verapamil
Description : Which one of the following drugs increase digoxin plasma concentration by a pharmacokinetic mechanism? (a) Captopril (b) Hydrochorothiazide (c) Lidocaine (d) Quinidine (e) Sulfasalazine
Description : Which local anesthetic should be used to treat symptoms of pain, itching, burning, and disconfort in patients with an established lidocaine allergy? (a) Tetracaine (b) Dibucaine (c) Pramoxine (d) Benzocaine
Last Answer : Ans: C
Description : Mechanism by which adrenaline can prolong the duration of local anesthesia a) Decreased permeability of the vascular endothelium b) Precipitation of lidocaine c) Changing the pH of the solution d) Local Vasoconstriction
Last Answer : d) Local Vasoconstriction
Description : What is NOT TRUE in relation to the prescription of 5mg or 10mg of diazepam for sedation?check A. Patient commonly complain of post operative headache T B. An acceptable level of anxiolytic ... to 8 hours post operatively T E. As Benzodiazepine the action can be reversed with FlumazepilNE T
Last Answer : C. There is a profound amnesic action and no side affects not sure
Description : In regard to third molar surgery: A. Maximum swelling is seen after 24-48 hours B. Prophylactic antibiotic will reduce swelling C. Antibiotic cover is compulsory
Last Answer : A. Maximum swelling is seen after 24-48 hours
Description : Substrate concentration at which an enzyme attains half its maximum velocity is (A) Threshold value (B) Michaelis-Menton constant (C) Concentration level (D) None of these
Description : Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO2 in air is __________ ppm. (A) 5 (B) 500 (C) 1000 (D) 2000
Last Answer : (A) 5
Description : Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm. (A) < 1 (B) 10-100 (C) 100-200 (D) 100-1000
Last Answer : (A) < 1
Description : Maximum threshold number permitted for indicating the odour of public water supplies, is (A) 1 (B) 2 (C) 3 (D) 4
Last Answer : (C) 3
Description : A period in the ontogeny of crop at which maximum crop weed competition occurs is called a). Economic threshold b). Gain threshold c). Competitive threshold d). None
Last Answer : d). None
Description : The period at which maximum crop weed competition occurs is a). Critical period b). Dormancy c). Flaming d).Threshold
Last Answer : a). Critical period
Description : Maximum carbon content in welding is usually limited to a) 0.22% b) 0.8% c) 1.5% d) 2%
Last Answer : a) 0.22%