With reference to infections with Escherichia coli the following are true except: A. Enteroaggregative E. coli is associated with Persistant diarrhoea B. Enterohemorrhagic E. coli can cause haemolytic
All endothelial cells produce thrombomodulin except those found in: A. Hepatic circulation B. Cutaneous circulation C. Cerebral microcirculation D. Renal circulation Correct answer : C. Cerebral microcirculation
In-situ DNA nick end labeling can quantitate: A. Fraction of cells in apoptotic pathways B. Fraction of cells in S phase C. p53 gene product D. bcr/abl gene
In apoptosis, Apaf-1 is activated by release of which of the following substances from the mitochondria? A. Bcl 2 B. Bax C. Bcl-XL D. Cytochrome C Correct answer
All of the following factors normally increase the length of the ventricular cardiac muscle fibers except: A. Increased venous tone B. Increased total blood volume C. Increased negative
Distribution of blood flow in mainly regulated by the; A. Arteries B. Arterioles C. Capillaries D. Venules Correct answer : B. Arterioles Arterioles are the major site of
The vasodilatation produced by carbon dioxide is maximum in one of the following: A. Kidney B. Brain C. Liver D. Heart Correct answer : B. Brain Vasodilatation effect
All of the following statements regarding vas deferens are true except: A. The terminal part is dilated to form ampulla B. It crosses ureter in the region of
The Prostatic urethra is characterized by all of the following features, except that it: A. ls the widest and most dilatable part B. Presents a concavity posteriorly C.
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