NBDHE Mock Exam Questions and Answers Latest (100%Solved).

NBDHE Mock Exam Questions and Answers Latest (100%Solved). What is myxedema? - Correct answer-Hypothyroidism in adults According to the American Heart Association guideline, which of the following heart conditions does NOT require premedication? A.) Incompletely repaired cyanotic congenital heart disease B.) History of infective endocarditis C.) Rheumatic heart disease D.) Artificial heart valve - Correct answer-C.) Rheumatic heart disease Which of the following is NOT correct regarding furcations? A.) They can be detected on anterior teeth B.) They can be detected on the posterior teeth C.) They can be visible when recession is present D.) They can present a challenge to the clinician during instrumentation - Correct answer-A.) They can be detected on anterior teeth What description is related to the patient who had a spinal injury at C2 and C3 level? - Correct answer-Patient has limited head and neck movement and patient may depend on a ventilator for respiration Injury at the C5 level - Correct answer-Will allow the patient to have shoulder control and perform daily tasks of eating. Injury at the C7 level - Correct answer-Will allow the patient to have wrist and elbow movements as well. Injury below the T (thoracic) level - Correct answer-Will allow the normal motor function of the upper body. Which type of hypersensitivity has the MOST delayed response? - Correct answer-Type IV The clinician changed the 8 inches PID to a 16 inches PID. How will the beam intensity change? - Correct answer-1/4 times stronger To determine if the client has calculus deposits on the proximal surfaces of the posterior teeth, which instrument with which stroke should be used? - Correct answer-11/12 explorer, fluid stroke NBDHE Mock Exam Questions and Answers Latest (100%Solved). T-test - Correct answer-compares the means (averages) of two different studies ANOVA (analysis of varience) - Correct answer-compares the means of three or more studies Chi-square test - Correct answer-measures the difference between the observed and expected values, not means P-value - Correct answer-measures result that occurred by chance during an experiment Incisors are used for, - Correct answer-Biting and cutting How many bones are there in the middle ear? - Correct answer-3 They are the malleus, incus, and stapes. How many cranial bones are there? - Correct answer-8 (occipital, 2 temporal, 2 parietal, sphenoid, ethmoid, and fronal bones) How many facial bones are there? - Correct answer-14 (vomer, 2 conchae, 2 nasal, 2 macilla, mandible, 2 palatine, 2 zygomatic, and 2 lacrimal bones) With amelogenesis imperfecta, the enamel may, - Correct answer-Have pitting Appear yellow Chip easily Expose dentin What is the normal Prothrombin time (PT)? - Correct answer-11-16 seconds Which of the following is NOT a function of a mirror? A.) Soft tissue retraction B.) Indirect vision C.) Direct illumination D.) Transillumination - Correct answer-C.) Direct illumination Blood pressure of 142/92 mmHg is categorized as, - Correct answer-Hypertension stage 1 Normal blood pressure - Correct answer-should be under 120/80 mmHg Pre-hypertension - Correct answer-120-139/80-89 mmHg Hypertension stage 1 - Correct answer-140-159/90-99 mmHg Hypertension stage 2 - Correct answer-160-179/100-109 mmHg Which symptom is related to Alzheimer's disease? A.) Inability to recall recent events B.) Resting tremors C.) Unilateral weakness D.) Bradykinesia - Correct answer-A.) Inability to recall recent events Which anatomic feature of the maxillary molar is used to assess the occlusion in Angle's classification? - Correct answer-Mesiobuccal cusp What is the side effect of the drug cyclosporine (Sandimmune)? - Correct answerGingival hyperplasia Which vitamin is important for night vision? - Correct answer-Vitamin A Which on of the following is NOT true regarding instrument sharpening techniques? A.) The angle between the instrument face and the stone should be at 110 degrees. B.) The original shape of the instrument should be preserved C.) The internal angle of the cutting blade of a curette should be maintained at 70 degrees. D.) Sharpen from toe to heel of the working end - Correct answer-D.) Sharpen from toe to heel of the working end Which part of an atom is NOT responsible for its mass? A.) Electrons B.) Protons C.) Neutrons D.) Nucleus - Correct answer-A.) Electrons Which antihypertensive agent is associated with gingival enlargement? - Correct answer-Nifedipine Calcium channel blocker - Correct answer-ends with suffix - pine Ex: Nifedipine Beta blocker - Correct answer-ends with olol Ex: Atenolol Angiotensin converting enzyme (ACE) inhibitor - Correct answer-ends with - pril Ex: Enalpril Angiotensin II receptor blockers (ARB) - Correct answer-ends with - tan Ex: Losartan Vitamin D deficiency in adults can cause which condition? - Correct answerOsteomalacia (softening of bones) In children it is called rickets. Glutaraldehyde is considered and intermediate-level disinfectant. Intermediate-level disinfedtants can inactive bacterial spores. - Correct answer-Both statements are false. Glutaraldehydes are high-level disinfectants and can not kill bacterial spores. Rem represents the measurement for dose equivalent in the Standard system. Rem is equivalent to which measurement in the SI system? - Correct answer-Sievert Which of the following is NOT true about hand hygiene? - Correct answer-Gloves can be substituted for hand washing Which type of sterilization method is used only in emergency conditions? - Correct answer-Flash cycle Overconsumption of most nutrients can be detrimental to the body. However, overconsumption of vitamins is always beneficial. - Correct answer-The first statement is true; the second is false Calculus removal is important in preventing and treating periodontal disease because, - Correct answer-Calculus is a local factor that facilitates the accumulation of plaque Waterlines of the dental unit should be flushed in between patients for, - Correct answer-20-30 seconds What is the purpose of beta blockers? - Correct answer-To decrease nerve impulses to the heart and blood vessels Beta blockers decrease the nerve impulses to the heart and blood vessels. These medications end with the suffix -olol, as in atenolol (Tenormin). The straight calibrated periodontal probe can be used for all of the following EXCEPT, A.) Calculate width of the attached gingiva B.) Detect calculus C.) Measure depth of the pocket D.) Measure intraoral lesions E.) Detect caries - Correct answer-E.) Detect caries .