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𝗧𝗛𝗘 𝗛𝗬𝗣𝗢𝗧𝗛𝗔𝗟𝗠𝗜𝗖 𝗣𝗜𝗧𝗨𝗜𝗧𝗔𝗥𝗬 𝗔𝗗𝗥𝗘𝗡𝗔𝗟 (𝗛𝗣𝗔) 𝗔𝗫𝗜𝗦

Writer's picture: Fendo UKFendo UK


 

The Hypothalamic Pituitary Adrenal (HPA) Axis is a crucial neuroendocrine system involved in the body's stress response.


During violent confrontations, the HPA axis plays a significant role in preparing the body to respond to perceived threats and danger.


Here's how the HPA axis functions in relation to violent confrontations......


𝗣𝗲𝗿𝗰𝗲𝗽𝘁𝗶𝗼𝗻 𝗼𝗳 𝗧𝗵𝗿𝗲𝗮𝘁.........When you perceive a threat or experience fear during a violent confrontation, the hypothalamus, (a region of the brain), detects this threat and activates the HPA axis.


𝗥𝗲𝗹𝗲𝗮𝘀𝗲 𝗼𝗳 𝗖𝗼𝗿𝘁𝗶𝗰𝗼𝘁𝗿𝗼𝗽𝗶𝗻 𝗥𝗲𝗹𝗲𝗮𝘀𝗶𝗻𝗴 𝗛𝗼𝗿𝗺𝗼𝗻𝗲 (𝗖𝗥𝗛).............The hypothalamus releases corticotropin releasing hormone (CRH) in response to the perceived threat. CRH acts on the anterior pituitary gland, stimulating it to produce adrenocorticotropic hormone (ACTH).


𝗥𝗲𝗹𝗲𝗮𝘀𝗲 𝗼𝗳 𝗔𝗱𝗿𝗲𝗻𝗼𝗰𝗼𝗿𝘁𝗶𝗰𝗼𝘁𝗿𝗼𝗽𝗶𝗰 𝗛𝗼𝗿𝗺𝗼𝗻𝗲 (𝗔𝗖𝗧𝗛)............ACTH is released into the bloodstream and travels to the adrenal glands, which are located on top of the kidneys. ACTH stimulates the adrenal glands to produce and release cortisol, the primary stress hormone.


𝗥𝗲𝗹𝗲𝗮𝘀𝗲 𝗼𝗳 𝗖𝗼𝗿𝘁𝗶𝘀𝗼𝗹..........Cortisol is released into the bloodstream and exerts a wide range of effects on the body in response to stress. It increases heart rate, blood pressure, and blood sugar levels, providing the body with the energy and resources needed to respond to the threat.


𝗠𝗼𝗯𝗶𝗹𝗶𝘀𝗮𝘁𝗶𝗼𝗻 𝗼𝗳 𝗥𝗲𝘀𝗼𝘂𝗿𝗰𝗲𝘀..........Cortisol mobilises energy stores, such as glucose and fatty acids, from tissues like the liver and adipose tissue, making them available for immediate use by muscles and other organs involved in the stress response.


𝗦𝘂𝗽𝗽𝗿𝗲𝘀𝘀𝗶𝗼𝗻 𝗼𝗳 𝗡𝗼𝗻 𝗘𝘀𝘀𝗲𝗻𝘁𝗶𝗮𝗹 𝗙𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝘀..........Cortisol suppresses non-essential bodily functions that are not immediately necessary for survival during a violent confrontation. These may include digestion, bladder, and immune function.


𝗘𝗻𝗵𝗮𝗻𝗰𝗲𝗱 𝗖𝗼𝗴𝗻𝗶𝘁𝗶𝘃𝗲 𝗙𝘂𝗻𝗰𝘁𝗶𝗼𝗻..........Cortisol enhances cognitive function and alertness, allowing you to focus attention, make quick decisions, and respond effectively to the threat.


𝗥𝗲𝗴𝘂𝗹𝗮𝘁𝗶𝗼𝗻 𝗼𝗳 𝗘𝗺𝗼𝘁𝗶𝗼𝗻𝗮𝗹 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗲𝘀..........Cortisol modulates emotional responses to stress, helping you regulate fear, anxiety, and aggression during violent confrontations.


𝗧𝗲𝗿𝗺𝗶𝗻𝗮𝘁𝗶𝗼𝗻 𝗼𝗳 𝗦𝘁𝗿𝗲𝘀𝘀 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗲..........

Once the threat has been resolved or removed, cortisol levels begin to decline, and the stress response is gradually terminated. This allows the body to return to its baseline state of physiological functioning.


In summary, the HPA axis plays a vital role in preparing the body to respond to violent confrontations by mobilising energy resources, enhancing cognitive function, and regulating emotional responses to stress. Understanding the functioning of the HPA axis can provide insights into the physiological mechanisms underlying the body's response to threatening situations and inform strategies for managing stress and promoting resilience in high pressure environments.


DJN

Fendo UK

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