Cannabis – Quiz – utooth.ca

1. Question

Which of the following statements is CORRECT?

In Canada, medical use of cannabis became legal in October 2018.

Anandamide is an endogenous cannabinoid.

Peripheral vasoconstriction and tachycardia are common adverse effects (AEs) of cannabis.

Xerostomia, stomatitis and periodontal disease are rare AEs of smoked cannabis.

Nabiximols (Sativex®) is approved by Health Canada for the treatment of drug-resistant seizures.

2. Question

Which of the following statements regarding cannabinoid (CB) receptors is CORRECT?

A. CB2 receptors are very abundant in the brain.

B. CB1 receptors are excitatory.

C. CB3 receptors mediate immunological responses.

D. CB1 receptors mediate psychotropic and behavioural responses.

E. CB2 receptors are the main targets of tetrahydrocannabinol (THC).

3. Question

Which of the following statements regarding medically approved cannabinoids is CORRECT?

Nabilone (Cesamet®) is a synthetic THC analog approved as an antiemetic.
Glossodynia and oral pain are oral adverse effects of Cannabidiol (Epidiolex®).
Orthostatic hypotension is an adverse effect of concern for dentists.
Nabiximols (Sativex®) has been approved for the management of asthma.

If 1, 2 and 3 only are correct.

If 1 and 3 only are correct.

If 2 and 4 only are correct.

If 4 only is correct.

If all are correct.

4. Question

Which of the following statements regarding smoked cannabis is CORRECT?

Has less tar than tobacco.

THC levels reach peak levels in the blood within 1-3 minutes.

Potentiates sedation and motor impairment caused by benzodiazepines.

Incidence of oral pathologies is identical in smoked and ingested cannabis.

All of the above are correct.

5. Question

Which of the following statements regarding the legal limits of THC concentrations in the blood is/are CORRECT?

THC levels of ≥ 5 nanograms (ng)/ml of blood are above the legal limit.
THC metabolites in the blood are detected for up to 5 weeks after use.
THC levels of >2.5 ng/ml blood combined with alcohol concentrations of 50 mg/100 ml of blood are above the legal limit.
THC measurements in saliva samples are unreliable.

If 1, 2 and 3 only are correct.

If 1 and 3 only are correct.

If 2 and 4 only are correct.

If 4 only is correct.

If all are correct.

6. Question

TRUE OR FALSE: Cannabis causes vasoconstriction of the coronary arteries and further increases the risk of myocardial infarction caused by cocaine.

True

False

7. Question

Which of the following statements regarding cannabis is CORRECT?

Is more addictive than tobacco.

Cannabis legalization is not associated with an increase in motor vehicle accidents.

Cannabis use disorders has not increased in jurisdictions after legalization.

Patients under the influence of cannabis are legally able to provide consent to treatment.

Causes dependence and/or abuse in 7-10% of regular users.

8. Question

TRUE OR FALSE: Epinephrine interacts with cannabis and increases tachycardia.

True

False

9. Question

Which of the following statements regarding cannabis is CORRECT?

CB1 receptors in the cerebellum impair short-term memory.
Azole antifungals increase the bioavailability of THC.
CB1 receptors in the hypothalamus regulate motor cognition.
Erythematous gingivitis and gingival hyperplasia are AEs.

If 1, 2 and 3 only are correct.

If 1 and 3 only are correct.

If 2 and 4 only are correct.

If 4 only is correct.

If all are correct.

10. Question

Which of the following statements regarding cannabis is CORRECT?

Causes transient constriction of cerebral blood vessels.

Potentiates the depressant effects of nitrous oxide.

Increases the risk of ischemic stroke.

Potentiates the depressant effects of codeine.

All of the above are correct.

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