Med Term Ch 18

3. A person who does not speak, either from an inability to speak or an unwillingness to speak
6. Depression that occurs at the same time every year, often in winter
9. Treatment of mental disorders through communication
11. Pathologic fear or dread
12. Persistent, recurrent, uncontrollable thoughts or impulses
14. Diagnosis and treatment of mental disorders
17. Total or partial to remember past experiences
20. Distress caused by fear
21. The killing of one person by another
22. When the body requires a specific dose of a particular drug, such as a prescription opioid, in order to prevent withdrawal symptoms
25. Pathologic fear of being trapped in a public place
26. The capability to become accustomed to a stimulus or drug
27. A chemical substance that changes the nervous system and results in alterations of perception, mood, cognition, and behavior
28. Mental disorder in which an individuals personality is separated from the rest, leading to multiple personalities

1. Pathologic fear of heights
2. Substance that diminishes activity, sensation, or tone
4. Natural substance in the brain that has the same effect as opium
5. Fixed, unyielding, false belief or judgement held despite strong evidence to the contrary
7. Pathologic fear or being trapped in a confined space
8. Absent that intensifies sensory perception
10. Morbid impulse to set fires
11. Scientific study of the human mind and behavior
13. Exaggerated feeling of well-being
15. Presence of two or more diseases at the same time
16. Mood disorder with hyperactivity, irritability, and rapid speech
18. A drug that stimulates you brain and nervous system
19. Syndrome characterized by physical immobility and mental stupor
23. Inability to sleep
24. Non medical term for a person unable to be responsible for his or her actions