Remembered/Repeated 100 Questions -3

201. Contra for use digoxin – Diuretics (will inc digitalis toxicity), also contraindicated in ventricular fibrillation & ventricular tachycardia.

202. Mech of action of heparin – potentiation of Antithrombin III, thus inactivating thrombin. This prevents the formation of fibrin. – BB

203. The most important anticoagulant effect of heparin is to interfere with the convertion of: 1. PTA t PTC 2. PTC to factor VII 3. Fibrinogen to fibrin – (ASDA) 4. Prothrombin to thrombin 5. Proaccelerin to accelerin.

204. Aldosterone antagonist – Spironolactone – Spironolactone a pharmacologic antagonist of aldosterone in the collecting tubule. Spironolactone competes with aldosterone receptor sites in the renal tubules causing increased secretion of Na+, CI, and H20, while conserving K+. – BB

205. Cyp34A u should know how drug effect on it, from dd only – Inhibitors are antifungals, increase triazolam serum concentration. Cytochrome P450 3A4 (abbreviated CYP3A4, is an important enzyme in the body, mainly found in the liver and in the intestine. It oxidizes small foreign organic molecules (xenobiotics), such as toxins or drugs, so that they can be removed from the body. – Wiki

206. Which drugs affect cytochrome P450 metabolism of other drugs? erythromycin lowers cytochrome P450 metabolism of other drugs, Macrolid ABs, antifungal, cimetidine

207. Tx of glaucoma by: betaxolol – Pilocarpine, Betaxolol, Latanoprost, Bimatoprost

208. Overdose of lead tx by – EDTA by chelation (Mosby)

209. Modafinil decreases GABA to improve what – glutamate (Modafinil decreases GABA and increases glutamate, dopamine, and orexin)

210. Overdose of morphine tx by – Naloxone (Opioid adverse effects are reversed & recovery hastened by administration of Naloxone (Narcan) an opioid antagonist.)

211. Only opioid transmucosal is – Fentanyl

212. Side effects of opioid – sedation, dizziness, nausea, vomiting, constipation, physical dependence, tolerance, and respiratory depression.

213. Common Side Effects OF OPIOIDS: sedation and drowsiness (by depressing the conscious centers of the brain), dizziness, & nausea. The MOST common side effect of the narcotic (opiate) analgesics is NAUSEA. Narcotic analgesics DO NOT cause peptic
ulcers (steroids) or insomnia. – BB

214. Light pass through to through? (craze line / crack)

215. Not in the first line of tx of periodontists? (antibiotic/surgery)

216. Not feature of modify Widman flap? (displace/no reduce of osseous defect)

217. Most common cause of amalgam failure is? contamination

218. Doing FMX and u charged the patient for each one is: unbundling

219. If u reject null hypothesis and p = 0.08 (type 1 error)

220. Wheelchair (I picked something with sliding) – Important points: 1. Two people required for shifting patient. 2. Do not pull patient from behind chair. 3. Lock chair wheels before shifting. – Sliding board is the best

221. Child with furcation involve in tooth number E best treatment is (extraction)? – According to Mosby à if it is a restorable 2nd primary molar and there is no root resorption, tx of choice is pulpectomy. We need to know the child’s age too. If it is a 1st molar w/ furcation involvement then we talk about extraction.

222. Best test to test tooth with crown (cold test)

223. Worst media to save avulsion tooth (water)

224. Union between two teeth by the mean of cementum is (concrescense)

225. Stimulated salivary flow (1ml/min)-1L in 24h

226. Unstimulated (0.1ml/min) no 0.2 or 0.3

227. Trapezoidal mouth and shovel incisor? Apert – Oral manifestations of Apert syndrome includes trapezoidal shaped mouth, shovel shaped incisors, Byzantine arch shaped palate, severely delayed eruption, severe crowding and ectopic eruption. – BB

228. Baby bottle decay affect mostly (max ant)

229. Most common cause of sealant failure – Contamination with saliva

230. Most beneficiated tooth with sealants? Maxillary 1st molar

231. NaF for how many minutes should be applied – 4 minutes

232. Most common congenital missing primary tooth – primary maxillary lateral incisors
233. Missing permanent – Most common congenitally missing tooth is the mandibular second premolar (excluding 3rd molars), followed by the lateral incisor, followed by the maxillary second premolar (Mosby)

234. Most common primary ankylosed tooth? Primary 2nd mandibular molar – now you know why J

235. The smallest primary tooth is – Primary mandibular lateral incisor

236. Mesial cusp ridge is longer than distal one in – Maxillary 1st pm, also in primary max canine.

237. Which stage abnormality may cause peg shape lateral – bell stage (morphodifferentiation)

238. Two canals mostly in which pm – maxillary 1st pm

239. EDTA I picked can remove THIN calcification not any calcification (Thin layer of calcification)

240. Question about pulp diagnosis (pain on percussion) not respond to thermal (I picked d) A: abscess with irreversible pulpitis B:reverible pulpitis C:periodontitis D: non of above

241. No generation after endo for: dentin

242. Remineralized enamel is harder and darker – T

243. 245 longer than 330 – T

244. Change amalgam to composite (I picked veracity) – T

245. Class 2 caries triangle and the apex to the pulp – T

246. Cusp reduction resistance form – T

247. Most lab complain from: under prepared – T

248. Composite and bleaching wait 1 week before composite – T

249. Ameloblastoma from okc (light microscope)

250. Which of these will not cause SICKLE CELL anemia crisis – NO2

251. Stridor (larangyospasm)

252. Seizure due to (hypo-Na) – hypoNAtremia

253. Initiator of light cure?? 1/Camphoroquinone 2/ benzyl peroxide

254. Albuterol side effect? tremor, anxiety, headache, muscle cramp, DRY MOUTH, tachycardia.

255. Albuterol side effects except? a. excess salivation b. tachycardia c. diarrhea. d. CNS stimulation.

256. Ledronate use in treat which disease – Pagets, osteoporosis

257. N2o side effect: Nausea and vomiting

258. Pt on Biophosphonate what to do? endo

259. With the increase in age, keratinization of the gingiva: decreases

260. Width of attached gingiva with age – increases

261. 40 years male how to correct cross bite ? Surgery

262. Not feature of modify Widman flap (displace/no reduce of osseous defect) – bony defects can be curetted (Oxford)

263. Most common respiratory problem in dental clinic (hyperventilation / no asthma in the choices)

264. Target in x Ray? anode and tungsten

265. Dementia? Short term memory loss

266. Amantadine: antiviral (influenza A) and antiparkinsonian drug.

267. ADHD? Which drug – Amphetamine (Adderall) and methylphenidate (Ritalin)

268. Large composit and acceptable appearance what to do? Tint

269. More affect perio? Smoking

270. Distobuccal complete denture? Masseter

271. 0.01? Type 1 error

272. Least Ab use? Chronic perio

273. Lisinopril moa? Inhibition of the Angiotensin-Converting Enzyme. AngiotensinConverting Enzyme (ACE) Inhibitor: interfere with the conversion of Angiotensin I (weak vasoconstrictor) into Angiotensin II (highly effective vasoconstrictor that simulates the release of Aldosterone) by inhibiting the Angiotensin-Converting Enzyme. – BB

274. What will not set off an event in a child with sickle disease: Trauma, Cold, Infection, Nitrous oxide

275. Will have wavelength ? HUE

276. Pt mouth breather? Open bite

277. Most tooth affect perio? Max molar (Max 1st molar – most difficult)

278. Distance btw Implants? 3mm

279. Down syndrom = Macroglossia

280. ANUG treatment – debridement, hydrogen peroxide (or warm saline) rinses, and antibiotic therapy (penicillin V) ONLY if there is systemic involvement (i.e. fever, malaise, lymphadenopathy). Patients with HIV-associated ANUG require gentle debridement and antimicrobial rinses.

281. Max sinus x Ray? Waters, Ct, Both in op

282. Lefort 1? Max sinus involvement

283. Atenolol which receptor? Atenolol (Tenormin) – competitive b1 cardioselective antagonist that blocks b1 receptors to treat hypertension, chronic angina pectoris, or after a heart attack (MI recovery).

284. Flouride which ion? OH- ion (hydroxil ion)

285. The color of gingiva is due to: A. Capillaries B. Thickness of epithelium C. Thickness of keratinization and pigmentation D. All of the above

286. While u taking pano u patient move? Horizontal overlap

287. Junctional epithelium: Is permeable

288. Least test for recent Truma ? EPT

289. Most common cause of xerostomia? Medication

290. Dentogingival unit comprises of: Gingival fibers and junctional epithelium

291. Free gingival groove represents: Histologic depth of gingival sulcus

292. Which type of cells are most numerous in gingiva? Keratinocytes

293. Gingiva is supplied by: Supraperiosteal vessels

294. The junctional epithelium is attached to the tooth by: Basal lamina

295. Gingiva is attached by: Junctional epithelium

296. The length of junctional epithelium is: 0.25-1.35 mm

297. Least width of attached gingiva is found on the facial aspect of: First premolar

298. Normal consistency of gingiva is: A. Soft B. Hard C. Firm D. Firm and leathery

299. Gingiva in children: Less keratinized, less stippled

300. Eulanin fibers are found in: A. Gingiva B. Cementum C. Alveolar D. Periodontal ligament

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