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Pain Medications and Mu Receptors

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Questions and Answers

What is the primary mechanism of action of narcotic analgesics like morphine?

They attach to specific receptors in the CNS resulting in analgesia (correct)

They decrease cell membrane permeability to potassium transmission of pain impulses

They inhibit the release of neurotransmitters involved in pain perception

They increase cell membrane permeability to sodium transmission of pain impulses

Which opioid receptor is associated with analgesic effects but is generally considered to be less potent than mu receptors?

Kappa (κ) Receptors

Mu (μ) Receptors

Delta (δ) Receptors (correct)

All of the above

Which type of opioids are entirely synthesized in the laboratory and do not occur naturally?

Synthetic Opioids (correct)

Natural Opium Alkaloids

Opioid Antagonists

Semi-Synthetic Opioids

What is the primary indication for intrathecal, epidural, oral or IV infusion of morphine?

To manage acute or chronic pain Signup and view all the answers

What are the potential adverse effects of activating kappa receptors?

Dysphoria and diuresis Signup and view all the answers

What is the primary route of elimination for morphine?

Through the kidneys Signup and view all the answers

Which route of administration is most commonly used for morphine?

Oral Signup and view all the answers

What are some signs of morphine toxicity?

Pinpoint pupils Signup and view all the answers

Pain Medications and Mu Receptors

Choose a study mode

Podcast

Questions and Answers

What is the primary mechanism of action of narcotic analgesics like morphine?

Which opioid receptor is associated with analgesic effects but is generally considered to be less potent than mu receptors?

Which type of opioids are entirely synthesized in the laboratory and do not occur naturally?

What is the primary indication for intrathecal, epidural, oral or IV infusion of morphine?

What are the potential adverse effects of activating kappa receptors?

What is the primary route of elimination for morphine?

Which route of administration is most commonly used for morphine?

What are some signs of morphine toxicity?

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