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Opioid Agonists and Antagonists Quiz

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Questions and Answers

Which alkaloid is naturally occurring and is a substitution of a methyl group for a hydroxyl group on carbon 3 of the morphine molecule?

Codeine (correct)

Heroin

Morphine

Hydromorphone

What is the chemical modification in heroin compared to morphine?

Substitution of a methyl group for a hydroxyl group on carbon 3

Carbonyl group instead of hydroxyl at carbon 6 and lacks double bond between 7 and 8

Substitution of an acetyl group on carbon 3 and 6 (correct)

Contains phenantrene nucleus of morphine but is manufactured by synthesis

Which class of opioids is widely used to supplement general anesthesia or as a primary anesthetic in very high doses?

Semisynthetic opioids

Synthetic opioids (correct)

Morphine derivatives

Opium alkaloids

What is the unique characteristic of opioids in producing analgesia?

<p>Analgesia without loss of touch, proprioception, or consciousness</p> Signup and view all the answers

What is the composition of the three rings of phenanthrene in opium alkaloids?

<p>Composed of 14 carbon atoms</p> Signup and view all the answers

Opioid Agonists and Antagonists Quiz

Choose a study mode

Podcast

Questions and Answers

Which alkaloid is naturally occurring and is a substitution of a methyl group for a hydroxyl group on carbon 3 of the morphine molecule?

What is the chemical modification in heroin compared to morphine?

Which class of opioids is widely used to supplement general anesthesia or as a primary anesthetic in very high doses?

What is the unique characteristic of opioids in producing analgesia?

What is the composition of the three rings of phenanthrene in opium alkaloids?

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