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What is the difference between acute and chronic stress? Give an example of each.
Acute is short-term; a test. Chronic is long-term; college.
What are some physiological measurements of stress?
Heart rate, sweat, blood pressure, dilating pupils
What are the four types of stressors? Give an example of each.
Catastrophe (hurricane), major life event (wedding), ambient stressors (pollution), microstressors (slow drivers)
The Yerkes-Dodson law showcases a graph of peak performance, or the link between arousal and performance. What is on the left tail of the graph? What is on the right tail of the graph? What is the peak of the graph (peak performance)?
Calm, distress, eustress
The first stage of the Hypothalamus Pituitary Adrenal Axis is the hypothalamus. When we are stressed, it…
Releases the hormone CRF to pituitary
The second stage of the Hypothalamus Pituitary Adrenal Axis is the pituitary gland. After it receives the hormone from the hypothalamus, it…
Sends signal ACTH to adrenal glands saying “hey we are stressed!”
The third stage of the Hypothalamus Pituitary Adrenal Axis is the adrenal glands. After receiving the signal from the pituitary gland, it…
Releases cortisol, which is measured for stress
How is cortisol the feedback loop of the HPA axis?
It sends signal to the axis to say we don’t need to be stressed anymore
True or false: Cortisol works for acute but not chronic stressors.
True
What are four negative effects of our axis being turned on all the time from chronic stressors?
Weakened immune systems, memory problems, wounds heal slowly, affects brain development
What are the five main emotions and two potentially main emotions?
Happiness, sadness, fear, anger, disgust, and surprise and grief
True or false: We can tell the difference between emotions in brain areas
False
What are the three components of emotions?
Behavioral, autonomic (physiological), and hormonal
