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Chapter 4: Stress
Health II vocabulary
| Term | Definition |
|---|---|
| Stress | The effect of physical and psychological demands (stressors) on a person. |
| Eustress | "Good" stress. |
| Distress | "Bad" stress. |
| Chronic stress | Unrelieved stress that continues to taz a person's resources to the point of exhaustion; damaging to health. |
| Acute stress | A temporary bout of stress that calls forth alertness or alarms to prompt the person to deal with an event. |
| Stressor | A demand placed on the body to adapt. |
| Adapt | To change or adjust in order to accomodate new conditions. |
| Perception | A meaning given to an event or occurrence based on a person's pervious experience or understanding. |
| Nervous system | The body system of nervous tissues-organized into the brain, spinal cord, and nerves-that send and receive messages and integrate the body's activities. |
| Hormonal system | The system of glands that control body functions in cooperation with the nervous system. |
| Immune system | The cells, tissues, and organs that protect the body from disease. |
| Hormone | A chemical that serves as a messenger. |
| Gland | An organ that secretes one or more hormones |
| Stress hormones | Epinephrine and norepinephrine, secreted as part of the reaction of the nervous system to stress. |
| Epinephrine & Norepinephrine | Two of the stress hormones. Also called adrenaline and noradrenaline. |
| Immunity | The body's capacity for identifying, destroying, and disposing of disease-causing agents. |
| Stress Response | The response to a demand or stressor. |
| Alarm | The first phase of the stress response, in which the person faces challenge and starts paying attention to it. |
| Resistance | The second phase of the stress response, in which the body mobilizes its resources to withstand the effects of stress. |
| Recovery | A healthy third phase of the stress response, which the body returns to normal. |
| Exhaustion | A harmful third phase of the stress response, in which stress exceeds the body's ability to recover. |
| Fight-or-flight reaction | The body's response to immediate physical danger; stress response. Energy is mobilized, either to mount an aggressive response against danger, or to run away. |
| Coping devices | Nonharmful ways of dealing with stress, such as displacement or ventilation. |
| Displacement | Channeling the energy of suffering into something else. |
| Ventilation | The act of verbally venting one's feelings; letting off steam by crying, talking, swearing, or laughing. |
| Defensive mechanisms | Self-destructive ways of dealing with stress. Like denial, fantasy, withdrawl, and more. |
| Relaxation response | The opposite of the stress response; the normal state of the body. |
| Biofeedback | A clinical technique used to help a person learn to relax by monitoring muscle tension, heart rate, and other body activities. |
| Progressive muscle relaxation | A technique of learning to relax by focusing on relaxing each of the body's muscles groups in turn. |
| Placebo effect | The healing effect that faith in medicine often has. |
| Inert | Not active. |
| Ethics | Principles or values. |
| Quacks | People pretending to have medical skills and or having products for sale. |