Common Substance-Related Disorders

by Helen Farrell, MD

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    About the Lecture

    The lecture Common Substance-Related Disorders by Helen Farrell, MD is from the course Control Disorders. It contains the following chapters:

    • Marijuana
    • Caffeine
    • Nicotine
    • Cocaine

    Included Quiz Questions

    1. Conjunctival injection
    2. Mild tachycardia
    3. Dry mouth
    4. Euphoria
    5. Increased appetite
    1. Tetrahydrocannabinol
    2. Cocaine hydrochloride
    3. Methylenedioxypyrovalerone
    4. Methylenedioxymethamphetamine
    5. Lysergic acid diethylamide
    1. Weight gain
    2. Insomnia
    3. Anxiety
    4. Flushed face
    5. Cardiac arrhythmia
    1. The patient shows symptoms of mania
    2. Withdrawal can cause headache, nausea, vomiting and drowsiness
    3. The symptoms begin within 24 hours of its last use
    4. The symptoms peak at 24–48 hours
    5. Resolves in approximately a week
    1. Stomach cancer is the most common cause of death associated with nicotine
    2. The lifetime prevalence of nicotine addiction is 20%
    3. Nicotine stimulates the autonomic ganglia of sympathetic and parasympathetic nervous systems
    4. Addiction is due to the involvement of the dopaminergic system
    5. Children with second hand smoking are at risk for otitis media, SIDS and low birth weight
    1. Cocaine blocks dopamine uptake from the synaptic cleft causing a stimulant effect
    2. A patient on cocaine appears sober and depressed
    3. Cocaine’s vasoconstricting effect results in renal ischemia and death
    4. Cocaine tesst stays positive 1 week after use
    5. Pneumothorax caused by exhaling against the glottis is seen in cocaine abuse
    1. Rest and sleep
    2. Low dose benzodiazepines
    3. Psychotherapy
    4. High dose haloperidol
    5. IV fluids through a large bore needle

    Author of lecture Common Substance-Related Disorders

     Helen Farrell, MD

    Helen Farrell, MD

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