Define stress response. - ANSWERS✔✔ is a physiological reaction that occurs in
response to a perceived harmful event, attack, or threat to survival.
Define stress - ANSWERS✔✔ Stress is a biological and psychological response
experienced on encountering a threat that we feel we do not have the resources to
deal with.
Individual perception/emotion, hormones, and consequences (short vs. long-term).
Know the two types of stress (eustress/distress). - ANSWERS✔✔ eustress/distress).
positive stress negative stress
Epinephrine - ANSWERS✔✔ Adrenaline, also known as adrenalin or epinephrine, is a
hormone, neurotransmitter, and medication. Epinephrine is normally produced by
both the adrenal glands and certain neurons
Norepinephrine - ANSWERS✔✔ is an organic chemical in the catecholamine family
that functions in the brain and body as a hormone and neurotransmitter.
Cortisol - ANSWERS✔✔ It's your body's main stress hormone. It works with certain
parts of your brain to control your mood, motivation, and fear.
Know the main stress hormone. - ANSWERS✔✔ Cortisol
Define fight-or-flight response. - ANSWERS✔✔ is a physiological reaction that occurs
in response to a perceived harmful event, attack, or threat to survival. It was first
described by Walter Bradford Cannon.
Know what branch of nervous system is responsible for activation fight-or-flight
response. - ANSWERS✔✔ The sympathetic nervous system
, Define the General Adaptation Syndrome & the 3 associated stages (alarm,
resistance, exhaustion). - ANSWERS✔✔ Hans Selye was a young medical doctor who
noticed that a lot of people were experiencing similar types of symptoms but did not
have any physical cause for the problems. Over time, he came to realize that the
problems were caused by stress. He later determined that the body has a natural,
adaptive response to stress that is composed of three stages: alarm, resistance,
exhaustion. When a person gets to the exhaustion stage, they may experience
severe physical problems.
Define allostasis - ANSWERS✔✔ allostasis refers to the processes of homeostasis,
like how the body changes the pH of its fluids or how the body regulates blood
pressure to maintain a relatively steady internal environment. So, while
homeostasis is the endpoint, a state of dynamic equilibrium, allostasis is the
process by which the body reaches that endpoint.
Define allostatic load - ANSWERS✔✔ defined as the cost of chronic exposure to
elevated or fluctuating endocrine or neural responses resulting from chronic or
repeated challenges that the individual experiences as stressful.
Know the characteristics of type A & B personalities. - ANSWERS✔✔ People with
Type A personality traits are aggressive, ambitious, controlling, highly competitive,
preoccupied with status, workaholics, hostile, and lack patience. People with Type B
personality traits are relaxed, less stressed, flexible, emotional and expressive, and
have a laid-back attitude.
Know the primary means of heat loss during exercise (convection/evaporation) -
ANSWERS✔✔ Convection-heat loss by the movement of air or water over the
surface of the body
Evaporation-conversion of water (sweat) to a gas (water vapor); the most important
means of releasing heat from the body during exercise
Define acclimatize. - ANSWERS✔✔ to undergo physiological adaptations that help
the body adjust to environmental extremes
What are heat cramps? - ANSWERS✔✔ Heat cramps are the mildest form of heat
illness and consist of painful muscle cramps and spasms that occur during or after
intense exercise and sweating in high heat
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