Week 8-Stress Flashcards
____ is the physiological response to a physical, mental or emotional challenge, or perceived challenge that activates the ____ nervous system and the ____ (abb.) axis
Stress; sympathetic; HPA
Forms of physical stress include…
- Exercise
- Malnutrition
- Injury/illness
- Dehydration
- Temperature
Stress can be divided into ____ stress and ____ stress (short vs. long term)
Acute; chronic
____ nerves are responsible for fight & flight responses, while ____ nerves are responsible for rest and digest. Both of these are ____ nervous systems, meaning that they are bodily functions that are activated themselves.
Sympathetic; parasympathetic; autonomic
The HPA axis stands for the ____-____-____ axis
Hypothalamic-pituitary-adrenal
Steps of HPA axis (in ppt)
Ok will do
step 1 of HPA axis:
____ ____ hormone (CRH) is released from the ___ into a private circulatory system linked to the ____ gland
Corticotropin releasing; hypothalamus; pituitary
step 2 of HPA axis:
____ (abb.) binds to receptors in the ____ gland which causes it to release ____ ____ hormone (ACTH) into the blood
CRH; pituitary; adrenocorticotropin releasing
step 3 of HPA axis:
____ (abb.) binds to receptors on ____ glands which causes them to release ____ into the blood
ACTH; adrenal; glucocorticoids
____ are stress hormones, and ____ is the most well known of this group. They are ____ hormones that bind to receptors all over the body and brain.
Glucocorticoids; cortisol; steroid
Other steroid hormones include ____, ____, ____, and ____
Testosterone, estrogen, progesterone; cholesterol (also a steroid)
Energy mobilization when stressed: Glycogen, fat and protein in the storage are converted in to usable forms ____ and ____ ____
Glucose; Acetyl CoA
Energy mobilization when stressed: ____, ____ and ____ in the storage are converted in to usable forms glucose and acetyl CoA
Glycogen, fat, protein
