read the following article to learn about the acute stress response: Cherry K., 

read the following article to learn about the acute stress response:
Cherry K., How the Fight-or-Flight Response Works. Verywellmind. Published on June 10, 2022. Accessed on July 17, 2022 at: https://www.verywellmind.com/what-is-the-fight-or-flight-response-2795194
Then, watch the following video to learn how chronic stress can affect brain size, structure, and function, right down to the level of your genes:
Murgia, M., (n.d.). Ted Talks. How Stress Affects Your Brain. Retrieved July 17, 2022 from: 
https://ed.ted.com/lessons/how-stress-affects-your-brain-madhumita-murgia
Case Questions
Answer the following questions to complete your Case assignment. See the Assignment Expectations for additional details on completing your essay for Module 1.
In your own words, define stress.
Discuss at least two examples of situations in which experiencing stress can have positive effects.
In your own words, describe what the “fight-or-flight” response is (be sure to include the specific hormones that are involved). Is the “fight-or-flight” response a voluntary or involuntary response to stress?
In your own words, discuss what the hypothalamus pituitary adrenal (HPA) axis is. What happens when the HPA axis becomes activated?
Describe the brain regions that were identified in the video and discuss how their functions are impacted by chronic stress.
Do you believe that the effects of stress on the brain can be reversed? If so, how?
Assignment Expectations
Organize this essay using subtitles that summarize the topic from each question above. (For example, to answer Question 1, use a descriptive subtitle like the following: My Definition of Stress.)
Answer each question under the subtitle using complete sentences that relate back to the question. Use APA formatting with 1-inch margins, 12-pt font, and double spacing throughout the essay. Include a title page, introduction, answers to the questions with subtitles, and concluding paragraph. Remember to include in-text citations within the body of the essay referencing your resources; for example: (Weems, 2022) as well as a reference section at the end of your assignment listing all required readings and any additional resources you used to complete your essay