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Board Review NBDE I > Green Dot Missed I > Flashcards

Green Dot Missed I Flashcards

1
Q

Which of the following actions is at least partially dependent on an intact long thoracic nerve?

A

Protraction of the scapula

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2
Q

Which of the following best describes collagen?

A

The most abundant protein in the body

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3
Q

The cervical ridge would stand out most prominently as a distinct entity on which of the following primary maxillary molars?

A

Mesiofacial of the first

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4
Q
  1. Which of the following muscle position the condyles in the most superior anterior position?
A

a. Masseters and medial pterygoids

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5
Q

The gastroduodenal artery is usually a direct branch of which of the following arteries?

A

a. Hepatic

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6
Q
  1. Which of the following membrane components consists of glycerol, phosphate, fatty acids and choline?
A

a. Lecithin

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7
Q

The lingual cusps on which of the following mandibular posterior teeth is/are approximately 2/3 height of the respective facial cusps

A

a. First premolar

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8
Q

The inferior vena cava passes through the diaphragm at the level of which of the following?

A

T8

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9
Q

The trigeminal nerve distributes special visceral efferent nerve fibers to

A

a. Tensor veli palatine and tensor tympani

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10
Q

The erupted dentition of a normally developed 7 y.o. child usually consists of

A

18 primary and 6 permanent teeth

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11
Q
  1. Mandibular canines normally erupt at age
A

9-10

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12
Q

Protective antibodies produced as a result of recovery from Hep B infection include which of the following?

A

HBs Ag

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13
Q

Which of the following neoplasms is associated with the Epstein-Barr virus?

A

a. Nasopharyngeal carcinoma

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14
Q

The facial artery is usually a branch of which of the following arteries?

A

External carotid

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15
Q

which of the following amino acids contains one or more atoms of sulfur per molecule?

A

Methionine

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16
Q

To which of the following does carcinoma of the prostate most often metastasize?

A

skeleton

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17
Q

The splenic artery is found in which of the following ligaments?

A

Gastro-lienal

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18
Q

Each of the following is found in the epidermis EXCEPT one. Which one is this exception?

A

Capillaries

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19
Q

Which of the following passes through the foramen ovale of the cranium?

A

Mandibular nerve

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20
Q

Each of the following substances is a glycosaminoglycan EXCEPT one. Which one is the exception?

A

Ceramide

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21
Q

Tetrodotoxin blocks which of the following channels in nerve-axon membranes?

A

Sodium

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22
Q

When a fourth root canal exists in a maxillary first molar, it is most likely located in which one of the following roots?

A

Mesiofacial

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23
Q

Which of the following anatomic structures of a maxillary first molar moves through the distofacial groove of a mandibular first molar?

A

distofacial cusp

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24
Q

Pathologic changes found in heart valves in rheumatic fever are the result of which of the following?

A

Autoimmune rxn triggered by hemolytic streptococci

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25
Q

The bifurcation of the trachea lies at the level of which of the following structures?

A

Sternal angle

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26
Q

The maintenance of a polarized state in a resting nerve requires which of the following?

A

continuous expenditure of energy

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27
Q

A mother ingested tetracycline antibiotics during the second trimester if pregnancy this medication can affect the calcification of the crowns of which of the following teeth of the infant?

A

All primary teeth

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28
Q

Which of the following is a distinguishing characteristic of a mandibular lateral incisor?

A

The incisal edge follows the arch curvature in relation to the faciolingual axis

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29
Q

Each of the following is associated with Tetrology of Fallot except one

A

left ventricular hypertrophy

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30
Q

Production of exotoxins by corynebacterium diptherhiae requires which of the following genetic processes?

A

Lysogenic conversion

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31
Q

Each of the following statements is correct regarding the levator veli palatini except one/

A

It hooks under the hamulus

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32
Q
  1. Which of the following is a nucleotide?
A

Thymidylate

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33
Q

Which of the following characterizes the generator potential of a receptor?

A

Graded according to the strength of the stimulus

34
Q

From an occlusal view, which of the following anatomical features are frequently found on both the primary maxillary first and second molars?

A

Marginal ridges are well developed

35
Q

The longest cusp in the mouth is present on the

A

maxillary canine

36
Q

Which of the following mechanisms would most likely be involved in the development of acute pulmonary edema in a patient with congestive heart failure?

A

Increased intravascular hydrostatic pressure

37
Q

Which nerve is located directly on the lateral surface of the medial pterygoid muscle?

A

Lingual

38
Q

the ulna articulates with which of the following parts of the humerus?

A

Trochlea

39
Q

Each of the following foramina transmits nerves containing SVE except one

A

Hypoglossal canal

40
Q

Which of the following teeth would more frequently have a mesial concavity on its crown?

A

Mandibular first molar

41
Q

Each of the following structures of the posterior triangle are deep to its facial floor except

A

transverse cervical nerve

42
Q

Each of the following increases when the sympathetic nervous system is activated except one

A

Blood flow to the skin

43
Q

Passive congestion occurs when increased amounts of blood in the tissues collect secondary to

A

Venous obstruction

44
Q

Which of the following has a persistent antimicrobial effect

A

chlorhexidine gluconate

45
Q

A distinguishing characteristic of maxillary second premolar is the presence of

A

a short central groove mesiodistally

46
Q

A 43 y.o. male patient presents with multiple bone radiolucencies. Laboratory results reveal elevated serum calcium, decreased serum phosphorus, and normal alkaline phosphatase levels. Which of the following is the most likely diagnosis?

A

Hyperparathyroidism

47
Q

In the developing spinal cord, the mantle layer of the basal plate develops into which of the following structures?

A

Motor neurons

48
Q

On the maxillary first molar crown, the distolingual groove normally

A

originates and terminates in pits

49
Q

Which of the following represents the histologic type of hodgkin’s disease that offers the most favorable prognosis?

A

lymphocytic predominance

50
Q

Which of the following comprise the arterial branches of the common hepatic artery?

A

Gastroduodenal, the right gastric, and the proper hepatic

51
Q

The distal-most region of the cochlea relative to the oval window is believed to be the point of localization for

A

Low frequency

52
Q

Lingual convergence is important for each of the following reasons except one

A

Creates proper light deflection to produce good esthetics

53
Q

Which of the following tracts in the spinal cord contains both ascending and descending collaterals of pain and thermal afferent axons? (for facilitation of spinal reflexes)

A

Dorsolateral tract (fasciculus) of Lissauer

54
Q

The principal (chief) sensory nucleus of V is primarily involved in which of the following?

A

Touch

55
Q

Which of the following contains the largest hydroxyapatite crystals?

A

Enamel

56
Q

Which of the following helps to regulate the overall rate of glycolysis by directly influencing the activity of phosphofructokinase?

A

Citrate

57
Q

A slight detachment of the retina results in a decrease of length from the optical center, and the subject therefore exhibits

A

far sightedness

58
Q

Which of the following differentiates mandibular premolar from maxillary premolars? mandibular premolars

A

have crowns tilted to the facial

59
Q

Which form of actinomycosis occurs most frequently

A

Cervicofacial

60
Q

The extracellular edema in patiens with cirrhosis of the liver is caused by which of the following?

A

Decreased plasma proteins

61
Q

Which of the following represents the sensory organs concerned with maintenance of muscle tonus?

A

muscle spindles

62
Q

In a maxillary first molar, two root canals are most commonly found in which of the following roots?

A

mesiofacial

63
Q

Which of the following muscles is totally denervated by section of spinal nerve C5?

A

Rhomboid major

64
Q

Which of the following amino acids is required for ezymatic conversion of alpha-amino nitrogen to urea?

A

Ornithine

65
Q

Which of the following is a genetic condition that involves sweat and mucous glands and results in impaired transport of their secretions?

A

Cystic fibrosis

66
Q

Blastocyst usually occurs in which of the following?

A

Upper portion of the uterine cavity

67
Q

Which of the following is the major end-product of protein nitrogen metabolism in humans?

A

urea

68
Q

Which immunoglobulin is associated with inflamed gingiva of patients with adult periodontitis?

A

IgG

69
Q

Which of the following is the most important chemotactic factor resulting from the activation of the pathway of complement?

A

C5a

70
Q

Radiographs of a patient’s skull show “punched out” areas. Lab studies reveal hyperproteinemia and proteinuria. Which of the following represents the probable diagnosis of this condition?

A

multiple myeloma

71
Q

Which of the following represents a medial rotator at the glenohumeral joint?

A

Teres major

72
Q

Which of the following represents the primary sources of pathogenic microorganisms in the dental operatory?

A

Mouths of patients

73
Q

Which of the following diseases involves a deficiency of oxygen-dependent bactericidal activity by polymorphonuclear leukocytes?

A

Chronic granulomatous disease

74
Q

Which of the following muscles form lateral boundaries of the isthmus of the fauces?

A

Palatoglossus and platophryngeus

75
Q
  1. Which of the following is the rate-controlling step in mammalian glycolysis?
A

Fructose 6P–> Fructose 1, 6 BP

76
Q

Which enzyme in glycolysis is inhibited by fluoride?

A

Enolase

77
Q

Each of the following is characteristic of plasmids except one.

A

Exist as circular RNA molecules

78
Q

Which of the following is most likely to be a warning sign of an impending atherosclerotic brain infarct?

A

Transient ischemic attacks

79
Q

Secretory IgA functions primarily by

A

preventing the pathogen from adhering to mucosal surfaces

80
Q

The internal thoracic artery gives rise to the

A

superior epigastric and musculophrenic arteries

81
Q

A normal 10.5 y.o. child has

A

Completed root formation for the mandibular first molar only

82
Q

Massive necrotizing lesions of the palate in a patient with poorly controlled diabetes mellitus are most likely a manifestation of

A

mucormycosis

Board Review NBDE I (2 decks)

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