DP Chemistry (last assessment 2024)

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Question 18N.3.sl.TZ0.13b

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.3.sl.TZ0.13b
Level sl Paper 3 Time zone TZ0
Command term Describe Question number b Adapted from N/A
b.
[Maximum mark: 1]
18N.3.sl.TZ0.13b

Opiates are strong analgesics.

(b)

Describe the analgesic action of an opiate.

[1]

Markscheme

«temporarily» binds to «opioid» receptor sites in the brain/CNS

OR

«temporarily» suppresses pain impulses in/to the brain/CNS ✔

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