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In certain diseased conditions such as p...

In certain diseased conditions such as pneumonia, the fingernails of an individual turn blue.
What could be the reason for this?

A

blood does not reach fingernails due to an increase in fat content around the fingernails

B

nails become cold due to a decrease in fat content around the fingernails

C

reduced levels of oxygen in the blood

D

increase in oxygen levels in the blood

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Assertion : In servere cases of Pneumonia, the lips and finger nalls may turn gray to bluish in colour. Reason : In Pneumonia the alveoli get filled with fluid leading to serve problems in respiration.

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