A burn victim exhibits a red and swollen arm with blistering; a hand that has been charred black, exposing bone; and a cheek that appears blanched. How serious is each burn, and is this patient...

A burn victim exhibits a red and swollen arm with blistering; a hand that has been charred black, exposing bone; and a cheek that appears blanched. How serious is each burn, and is this patient critical? Explain.

Mr. Grayson is receiving a drug treatment transdermally (through the skin). Explain why drugs delivered by this route are fat-soluble rather than water-soluble.