Stress Response Flashcards

1
Q

2 subparts or autonomic (somatic NS)

A

PNS

SNS

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2
Q

2 subparts or autonomic (somatic NS)

A

PNS

SNS

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3
Q

How to describe SNS

A

Get up and go

Fight or flight

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4
Q

Physiological responses of sns

A
Increased hr 
Increased bp 
Dilation of pupils and bronchioles
Increased release of glucose and ffa 
Diverts blood away from digestive system to working muscles 
Increased sweating
Increased respiratory rate 
Release of stress hormones
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5
Q

How to describe pns

A

Recovery response

Rest and digest

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6
Q

Physiological impacts of pns

A
Conserves energy
Limited availability of stress hormone
Aids sleep 
Improves digestion and absorption 
Lowers blood sugar and FFA
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7
Q

Where does the brain process incoming stimuli

A

Thalamus

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8
Q

Where do signals flow after thalamus

A

Cortex and amaygdala

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9
Q

How does amygdala react

A

Defensively as most stimuli are threatening

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10
Q

Role of cortex

A

Higher brain function

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11
Q

3 parts of prefrontal cortex

A

VmPFC
Orbitofrontal cortex
Dorsolateral PFC

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12
Q

What is the limbic system

A

Survival instincts

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13
Q

Ventral system role

A

Establishing threat and reward value of a stimulus

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14
Q

Hpa axis

A

Hypothalamus
Pituitary
Adrenals

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15
Q

Hpa response to stress

A

Hypo- CRT- corticotrophin releasing factor

Pituitary - ACTH- adrenocorticorophic hormone

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16
Q

Hugh lings Jackson principlr

A

Corticoinhibition
Amygdala always ready
Cortex like a clutch preventing the amyhdala

17
Q

Modern day threats

A

Suppression of the regulation (cortex clutch) resulting in an increase in amygdala derived HPA axis stimulation

18
Q

Dhae

A

Dehydroepiandrosterone

Opposite function of cortisol

19
Q

What are the DHEA and cortisol synthesized from

A

Pregnenolone

20
Q

Stress on disease

A
Cv 
Diabetes
Digestive disorders
Obesity
Bones (blasts vs clasts
21
Q

Lifestyle factors affecting resilience

A
Alcohol
Smoking
Exercise
Nutrition 
Mindfulness 
Diaphramic beathing 
Gratitude
22
Q

Process of Stress Response

A

Hypothalamus - Corticotrophin Releasing Factor (CRF)
Pituitary - Adrenocorticotrophic Hormone (ACTH)
Adrenal - Glucocorticoids - Cortisol

23
Q

Impacts of dominant SNS System

A
1- Increased HR
2- Increased BP
3- Increased circulating Stress Hormones
4- Increased storage of fat - Visceral Fat
5- Decreased Sleep quality 
6- Thickening of blood
7- Decreased Immune function
24
Q

The overall results of the physiological responses to dominant SNS

A

1- CVD - BP, Circulating FFA, Vasoconstriction, Inflammation, Visceral fat.

2- Diabetes
3- Digestive Issues
4- Obesity
5- Bone and joint health

25
Q

Strategies for building resilience and managing stress

A

1- Focus on what you can control
2- Be mindful
3- Improve sleep
4- Other things

26
Q

Benefits of high Coherence

A
  • Decreased BP
  • Increased Functional capacity in Heart Failure
  • Improved emotional stability
  • Improved well-being
  • increased cognitive performance
  • Improved ability to self-regulate
  • improved focus
  • improved memory
  • improve reaction time