final Flashcards
subacute degeneration of the spinal cord results from deficiency of which vitamin?
cobalamin (B12)
methotrexate inhibits
reductase
obstruction of vessels of which organ could result from a thromboembolus that originates from the left atrium
brain
what is an infarct
zone of necrosis due to o2 deficiency
which vessels are involved with temporal arteritis
temporal
vertebral
fracture of longbones lead to what type of embolism
fat embolism
propagation of thrombi occurs in
leg veins
pathogenesis of serum sickness
immune complex mediated
poison ivy dermatitis is what type of hypersensitivity
delayed type
which cells are predominantly found in chronic inflamation
macrophages and lymphocytes
tuberculin reaction is
delayed hypersensitivity
anti tumorous immunity
t-cell mediated
micro element necessary necessary for coagulation?
Ca+
what initiates the intrinsic pathway of coagulation?
exposure of collagen fibers to blood flow
what clotting factor disorder develops in patient but not parents?
hemophilia A hemophilia B (aka christmas factor
what does S mean in crest?
sclerodactyly
vasculitis can result in
infarction
lines of zhan can be found in which part of the cardiovascular system?
aorta
glossitis and chelitis are associated with deficiency of which vitamins?
pyridoxine (b6)
folic acid
riboflavin (b2)
which tissues are permanent
cardiac muscle cells
superficial interstitial keratitis results from the deficiency of which vitamin?
riboflavin (b2)
flaky paint
kwashiorkor
deficiency of which vitamin causes retrograde amnesia
thiamine B1
not a manifestation of marasmus
hyboalbuminemia
vitamin K deficiency could result in what pathology?
ecchymosis
overactivity of which cells play a the most important role in pathogenesis of systemic sclerosis?
fibroblasts
hemorrhage into the subcutaneous tissue of less than 2 cm in diameter is called
purpura
xerostomia is a typical manifestation of which disease?
sjogrens syndrome
stimulation of CD4 t-cells and release of cytokines in the delayed type reaction results in the release of what type of cells?
macrophages
pemphigus vulgaris is associated with which subtype of hypersensitivity 2 reaction?
complement dependent reactions
anaphylactic type of hypersensitivity reaction is induced by sensitization of which type of cells?
CD4 and Th2 cells
which cells play the most important pathogenic role in type 1 hypersensitivity reaction
mast cells
formation of granuloma is associated iwht which type or subtype of hypersensitivity reactions?
delayed type
development that is inadequate so that the resulting structure is immature and functionally deficient?
hypoplasia
revers of normal cell differentiation
anaplasia
production of new cells but only in quantities needed to meet a particular demand?
hyperplasia
conversion from one cell or tissue type to another
metaplasia
lack of organ development
aplasia
which cancer develops more likely in a female patient with HPV virus if she takes birth control pills
cervical carcinoma
which of the following tumors is malignant?
lymphoma
hepatomegaly could be a manifestation of which condition?
vitamin A hypervitaminosis
which component of vitamin A accounts for potentiating the differentiation of specialize epithelial cells?
retinoid acid
which statement is correct?
anemia of vitamin B12 deficiency improves with folic acid
bleeding disorders could result from the deficiency of which vitamin?
ascorbic acid
which vitamin deficiency could develop in a patient who takes such medications like estrogens and d-penicillinamins?
B6 pyridoxine
