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NBME CBSE Actual Test Question Bank Questions And Answers Latest Updated Graded A+ Nbme CBSE Actual Test Questions And Answers Complete$27.16
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NBME CBSE Actual Test Question Bank
Questions And Answers Latest Updated
Graded A+ Nbme CBSE Actual Test
Questions And Answers Complete
A 26-year-old man develops loose, foul-smelling stools that float.
Histologic analysis of tissue obtained on biopsy of the proximal
small intestine indicates loss of villi (flat mucosa). Which of the
following is the most likely diagnosis? Correct Answer Celiac
disease
A newborn undergoes surgical repair of esophageal atresia.
Pathologic examination of resected tissue shows that the
esophagus is fibrotic and has no lumen. Which of the following
embryonic germ layers is the most likely origin of the cells that fill
the lumen? Correct Answer Endoderm
A 45-year-old man with an ulcer in the anterior superior portion of
the fundus of the stomach is brought to the emergency
department because of acute pain in the left upper quadrant and
the left shoulder for 4 hours. Physical examination shows a rigid
abdomen. Perforation of the stomach wall by the ulcer is
suspected. Irritation of which of the following structures by gastric
contents best explains the left shoulder pain? Correct Answer
Diaphragm
A 50-year-old man underwent a bowel resection for colon cancer
2 years prior to his death. A photograph of his liver as seen at
autopsy is shown. Which of the following is the most likely cause
of these findings? Correct Answer Hematogenous spread of
colonic tumor via portal venous system
,A previously healthy 26-year-old woman comes to the physician
because of a 1-day history of severe rectal pain with no bleeding.
She takes no medications and does not smoke cigarettes or drink
alcohol. She has been sexually active, and she and her partner
use condoms inconsistently. A photograph of the rectal area is
shown. Which of the following is the most likely diagnosis?
Correct Answer External hemerrhoid
A 22-year-old man comes to the physician because of an 8-year
history of episodes of yellow-tinged eyes. He is a medical student,
and he says that he has noticed that the symptom occurs during
studying for final exams and other periods of intense stress. He
has had no pain. Physical examination shows mild scleral icterus.
Serum studies show: Correct Answer Decreased conjugation of
bilrubin
A 40-year-old woman comes to the emergency department
because of a 1-week history of abdominal pain and watery,
bloody diarrhea. She returned from a 2-week vacation in Kenya 1
month ago. Her vital signs are within normal limits. Abdominal
examination shows distention and diffuse tenderness.
Microscopic examination of a stool specimen shows 12-μm
trophozoites displaying erythrophagocytosis. Which of the
following is the most likely causal organism? Correct Answer
Entamoeba histolytica
A 20-year-old man with suspected appendicitis has peri umbilical
burning and discomfort, which eventually localize to a region in
the lower right quadrant about 5 cm superomedial to the
anterosuperior iliac spine. The best explanation for this finding is
that the peri umbilical region of the body wall and appendix are
both supplied by afferent fibers with sensory cell bodies located in
the dorsal root ganglia of the spinal nerves at which of the
following levels? Correct Answer T10
,A 57-year-old man with alcoholism has a distended abdomen with
shifting dullness and a fluid wave. He has caput medusae, palmar
erythema, and spider angiomata. Which of the following is the
most likely additional finding? Correct Answer Gynecomastia
A 30-year-old woman who is at 20 weeks' gestation comes to the
physician for a scheduled examination. Her pregnancy has been
uncomplicated, and her due date was established by
ultrasonography at 10 weeks' gestation. Fundal height is greater
than expected for gestational age. Ultrasonography shows
markedly increased amniotic fluid volume. Which of the following
abnormalities is the most likely cause of these findings? Correct
Answer Tracheoesophageal atresia
An 80-year-old man with type 2 diabetes mellitus is brought to the
physician because a 2-month history of severe constipation. Use
of over- the-counter laxatives has not relieved his symptoms.
Abdominal examination shows distention. Colonoscopy shows no
abnormalities. This patient most likely has dysfunction of which of
the following nerves? Correct Answer Pelvic splanchnic
A pharmaceutical company is trying to develop a long-acting
weight-loss agent that mimics the activity of a naturally occurring
peptide that originates in adipose tissue, signals the brain about
the amount of stored fat, and suppresses appetite by its action in
the central nervous system. Their best strategy for identifying
useful peptides would be to assess the binding of candidate
peptides to the receptor for which of the following chemical
mediators? Correct Answer Leptin
An 18-year-old man has yellow nodules on the Achilles tendons of
his feet and extensor tendons of his hands. Examination of tissue
obtained on biopsy of one nodule shows a collection of foamy
histiocytes within the dermis. His serum cholesterol concentration
is 980 mg/dL, and serum lipoprotein electrophoresis shows a
, selective increase in LDL. Which of the following is the most likely
underlying disorder? Correct Answer Absence of functional LDL
receptors in hepatocytes
"A 60-year-old man comes to the physician because of a 6-month
history of fatigue. Four years ago, he had a subtotal gastrectomy
after he sustained a gunshot wound to the abdomen. He drinks
six to eight beers daily. Physical examination shows paresthesias
of both hands. Laboratory studies show:
The most likely cause of his anemia is the absence of which of
the following?" Correct Answer Parietal cells
A previously healthy 3-year-old boy is diagnosed with bacterial
colitis caused by Salmonella enterica serovar arizonae. Which of
the following factors best accounts for the recruitment of
neutrophils to the inflammatory site by intestinal epithelial cells in
this patient? Correct Answer Interleukin-a (IL-8)
A 6-week-old girl is brought to the physician by her mother
because of a 6-day history of vomiting a small amount of milk 2 to
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