Term 1 of 700
What is the mechanism of DIC in meningococcemia?
Massive intravascular coagulation occuring everywhere in the circulation
Endothelial dysfunction
Depletion of clotting factors
All of the above
None of the above
Term 2 of 700
Which of the following features would make you favor a diagnosis of ulcerative colitis over Crohn
disease?
Pseudopolyp formation
Fistula formation
Non-caseating granuloma
Paneth cell metaplasia
Aphthous ulcers
,Term 3 of 700
What is the microscopic finding in diabetic glomerulonephropathy?
Mesangial expansion
GBM thickening
Eosinophilic nodular glomerulosclerosiss
Renal atherosclerosis
All of the above
Term 4 of 700
Which of the following best describes the pathology of a Rotavirus infection? A.
Pseudomembrane formation made up of an adherent layer of inflammatory cells B. The mucosa of
the left colon is hemorrhagic and ulcerated, and pseudomembranes may be present C. Selective
infection and destruction of mature enterocytes in the small intestine with the villus surface
repopulated by immature secretory cells D. Enlargement of Peyer patches in the terminal ileum
with oval ulcers that may perforate E. None of the above
218 C. This is transposition of the great arteries. Choice A is TAPVC, choice B is TOF, choice D
is endocardial cushion defect, and choice E is coarctation of the aorta.
67 D. Benign neoplasms and well-differentiated carcinomas of endocrine glands frequently
secrete hormones character tic of their origin. Well-differentiated squamous cell
carcinomas of the epidermis synthesize keratin, and well-differentiated hepatocellular
carcinomas elaborate bile. All other statements are correct
65 D. Diapedesis uses PECAM-1 not VCAM (utilized in tight binding together with ICAM). All
the other choices are correct
378 C. Robbins 9th pg 793 Choice A describes C. difficile pg 791 Choice B describes Shigella
pg 788 Choice D describes Salmonella pg 789
,Term 5 of 700
A 16 year old African American man presents to the emergency room severe chest pain, fever,
tachypnea, and cough. Imaging reveals lung infiltrates and ABG shows hypoxemia. Further
probing reveals that patient had previous episodes of painful crises and anemia. Peripheral smear
reveals target cells and characteristically shaped erythrocytes. An Hb electrophoresis is ordered
but patient deteriorates and dies. Autopsy examination of the spleen will most likely demonstrate:
A. Red pulp expansion
B. Extramedullary hematopoiesis
C. Small fibrotic atrophy
D. Congestive changes and increase in volume
E. A and B
Term 6 of 700
Which among the following components of the immune system is NOT included in the
pathophysiology of HIV infection?
CD4
CD8
Dendritic cells
Macrophages
No excemption, all of the above are included in the pathophysiology of HIV infection
, Term 7 of 700
A potent vasodilator released during inflammation which reduces platelet aggregation and
adhesion, inhibits several features of mast cell-induced inflammation and serves as an
endogenous regulator of leukocyte recruitment. It is released from endothelial cells, hence also
known as endothelial-derived relaxing factor:
Leukotrienes
Bradykinin
Nitric oxide
Nitrous oxide
Prostaglandin
Term 8 of 700
A term neonate is delivered via cesarean section because of cephalopelvic disproportion. The
amniotic fluid is clear and the infant cried almost immediately after birth. Minutes after birth
however, there was noted increase in respiratory rate and grunting. A chest xray showed fluid in
the fissures and prominent pulmonary vascular markings. Which is the most likely diagnosis?
meconium aspiration
idiopathic hyaline membrane disease
pneumonia
transient tachypnea of the newborn
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