NBDE Part I Exam Questions with Correct Answers| New Update with Guaranteed Success
The philtrum of the lip is formed from what? Medial nasal processes and maxillary processes
Unilateral cleft lip is caused by what? When the maxillary prominence on the affected side
fails to join with the merged medial nasal prominences
What is the most abundant papilla on the tongue? Filiform
Esophageal varices are commonly seen in what? Alcoholics
What type of hypersensitivity reaction is present in SLE? Type III (immune-antibody
complex)
What are the symptoms of SLE? Women
Inflammation in joints, tendons and other CT and organs.
Butterfuly rash over cheeks and bridge of nose
Individuals with SLE can have a false positive of what other disease? Syphilis
What are the sensory and motor components of the gag reflex? Sensory - Glossopharyngeal
Motor - Vagus
What ligament prevents excessive retraction of the TMJ? TMJ ligament
How does the TMJ get nutrients? Through diffusion from the disk (synovial membrane and
synovial fluid provide nourishment and lubrication)
,What artery supplies nutrients to the TMJ? External carotid artery
What structure passes deep to they hyoglossus muscle? Lingual ARTERY
Each of the following structures lies between the hyoglossus and the mylohyoid muscles
EXCEPT one. Lingual ARTERY
What premolar has the shorter central groove and more supplemental grooves? Second
maxillary premolar
Which premolar has a mesial groove? Maxillary first premolar
Which premolar has a lingual groove? Mandibular first premolar
Which tooth has the longest crown? Mandibular canine
What is the only tooth that has its root inclined mesially? Mandibular canine
You have to do a RCT on a mandibular canine. What is the most likely complication you may
encounter? Bifurcated root
A bullet entering between teh 7th and 8th intercostal ribs would pierce which lobe of the lung?
Inferior lobe
What is mesentery? Tissue that connects the posterior wall of the peritoneal cavity to the
jejunum
, What is cor pulomonale? Right ventricular enlargement secondary to a lung disorder that
causes pulmonary artery HTN. RV failure follows.
What does pulmonary HTN do to the RV? Increases afterload
CHF is most common on which side? RIGHT SIDE
Enlargement of RV
commonly from Pulmonary HTN
Does not involve left side of heart
Which vein comes off the renal vein on the left side, but the IVC on the right side? Gonal
vein
What produces intrinsic factor? Parietal cells (in the stomach)
What is the difference between the IVC and portal veins? Portal vein contains no valves
What does streptomycin inhibit? Bacterial protein production (translation)
What type of antibiotic is streptomycin? Aminoglycoside
What is the cause of brown and grey tooth discoloration? Tetracycline before the age of 2
What color does minocycline cause the teeth to turn? Grey and BLUE
What is the Granular layer of Tomes? It is located within dentin located at the root of the
tooth beneath the dentinocemental junction
The philtrum of the lip is formed from what? Medial nasal processes and maxillary processes
Unilateral cleft lip is caused by what? When the maxillary prominence on the affected side
fails to join with the merged medial nasal prominences
What is the most abundant papilla on the tongue? Filiform
Esophageal varices are commonly seen in what? Alcoholics
What type of hypersensitivity reaction is present in SLE? Type III (immune-antibody
complex)
What are the symptoms of SLE? Women
Inflammation in joints, tendons and other CT and organs.
Butterfuly rash over cheeks and bridge of nose
Individuals with SLE can have a false positive of what other disease? Syphilis
What are the sensory and motor components of the gag reflex? Sensory - Glossopharyngeal
Motor - Vagus
What ligament prevents excessive retraction of the TMJ? TMJ ligament
How does the TMJ get nutrients? Through diffusion from the disk (synovial membrane and
synovial fluid provide nourishment and lubrication)
,What artery supplies nutrients to the TMJ? External carotid artery
What structure passes deep to they hyoglossus muscle? Lingual ARTERY
Each of the following structures lies between the hyoglossus and the mylohyoid muscles
EXCEPT one. Lingual ARTERY
What premolar has the shorter central groove and more supplemental grooves? Second
maxillary premolar
Which premolar has a mesial groove? Maxillary first premolar
Which premolar has a lingual groove? Mandibular first premolar
Which tooth has the longest crown? Mandibular canine
What is the only tooth that has its root inclined mesially? Mandibular canine
You have to do a RCT on a mandibular canine. What is the most likely complication you may
encounter? Bifurcated root
A bullet entering between teh 7th and 8th intercostal ribs would pierce which lobe of the lung?
Inferior lobe
What is mesentery? Tissue that connects the posterior wall of the peritoneal cavity to the
jejunum
, What is cor pulomonale? Right ventricular enlargement secondary to a lung disorder that
causes pulmonary artery HTN. RV failure follows.
What does pulmonary HTN do to the RV? Increases afterload
CHF is most common on which side? RIGHT SIDE
Enlargement of RV
commonly from Pulmonary HTN
Does not involve left side of heart
Which vein comes off the renal vein on the left side, but the IVC on the right side? Gonal
vein
What produces intrinsic factor? Parietal cells (in the stomach)
What is the difference between the IVC and portal veins? Portal vein contains no valves
What does streptomycin inhibit? Bacterial protein production (translation)
What type of antibiotic is streptomycin? Aminoglycoside
What is the cause of brown and grey tooth discoloration? Tetracycline before the age of 2
What color does minocycline cause the teeth to turn? Grey and BLUE
What is the Granular layer of Tomes? It is located within dentin located at the root of the
tooth beneath the dentinocemental junction
