What is the benefit of portocaval anastomosis in pathological states such as liver cirrhosis?
What will be an ideal response?
Answer: Portocaval anastomosis helps in bypassing the venous blood below lever (due to obstructed liver cirrhosis or Portal thrombosis) into systemic circulation.It reduces the lower abdominal venous pooling symptoms with a good venous return to heart thus improving cardiac output.
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Endocannabinoids are neuromodulators that decrease neurotransmitter release from presynaptic neurons
Indicate whether this statement is true or false.
The major means of decreasing heat loss in response to a cold environmental temperature is
a. skin vasoconstriction b. skin vasodilation c. increasing the temperature gradient between the skin and environment d. formation of "goose bumps" e. both a and d
What is the typical magnification provided by the eyepiece (ocular) lens system?
A. 1,000x B. 4x C. 100x D. 10x E. 0x (the eyepiece lens system does not provide any magnification)
A solution is said to be isotonic if it contains ________
A) fewer nonpenetrating solute particles than the interior of cells B) the same number of nonpenetrating solute particles as the interior of cells C) more nonpenetrating solute particles than the interior of cells