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Pharmacology Ch 14
Test 2 Ch. 14
| Question | Answer |
|---|---|
| Antidepressants | Drug that alters levels of two important neurotransmitters in the brain, norepinephrine and serotonin, to reduce depression and anxiety. |
| Anxiety | State of apprehension and autonomic nervous system activation resulting from exposure to a nonspecific or unknown cause. |
| Anxiolytics | Drugs that relieve anxiety. |
| Electroencephalogram (EEG) | Diagnostic test that records brainwaves through electrodes attached to the scalp. |
| Generalized anxiety disorder (GAD) | Difficult-to-control, excessive anxiety that lasts 6 months or more, focuses on a variety of life events, and interferes with normal day-to-day functions. |
| Hypnotic | Drug that causes sleep. |
| Insomnia | Inability to fall asleep or stay asleep. |
| Limbic system | Area in the brain responsible for emotion, learning, memory, motivation, and mood. |
| Long-term insomnia | Inability to sleep for more than a few nights, often caused by depression, manic disorders, and chronic pain. |
| Obsessive-compulsive disorder (OCD) | Recurrent, intrusive thoughts or repetitive behaviors that interfere with normal activities or relationships. |
| Panic disorder | Anxiety disorder characterized by intense feelings of immediate apprehension, fearfulness, terror, or impending doom, accompanied by increased autonomic nervous system activity. |
| Phobias | Fearful feeling attached to situations or objects such as snakes, spiders, crowds, or heights. |
| Post-traumatic stress disorder (PTSD) | Type of anxiety that develops in response to reexperiencing a previous life event that was psychologically traumatic. |
| Rebound insomnia | Increased sleeplessness that occurs when long-term antianxiety or hypnotic medication is discontinued. |
| REM sleep | Stage of sleep characterized by quick, scanning movements of the eyes. |
| Reticular activating system (RAS) | Responsible for sleeping and wakefulness and performs an alerting function for the cerebral cortex; includes the reticular formation, hypothalamus, and part of the thalamus. |
| Reticular formation | Portion of the brain affecting awareness and wakefulness. |
| Sedative | Substance that depresses the CNS to cause drowsiness or sleep |
| Sedative-hypnotic | Drug with the ability to produce a calming effect at lower doses and to induce sleep at higher doses. |
| Short-term or behavioral insomnia | Inability to sleep that is often attributed to stress caused by a hectic lifestyle or the inability to resolve day-to-day conflicts within the home or workplace. |
| Situational anxiety | Anxiety experienced by people faced with a stressful environment. |
| Sleep debt | Lack of sleep. |
| Social anxiety | Fear of crowds. |
| Tranquilizer | Older term sometimes used to describe a drug that produces a calm or tranquil feeling. |