What is the significance of the placement of the heart in the thoracic cavity and successful CPR?

-Some athletes, seeking a competitive edge, may resort to blood doping. How would you explain blood doping? What information would you provide to discourage athletes from blood doping?
The said athlete goes ahead and practices blood doping anyway. During a race she falls under cardiac arrest and requires CPR.
-How is CPR accomplished? What is the significance of the placement of the heart in the thoracic cavity and successful CPR?

Of the organs or structures mentioned in the original post, what are their mechanisms for proper function? How might a specific disease (pick one) affect the structure? 1 page

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You must use APA formatting to receive full points and avoid plagiarism.
Example of how to use APA formatting in discussion posts. The first two are paraphrased and the last two have direct quotes. Keep in mind, your in-text citations are inclined to change based upon the number of authors and where the information was retrieved, i.e. it is from an organization and not an individual author such as the Center for Disease Control. See APA guidelines for more information and formatting.
According to Patton and Thibodeau (2016), a tissue is a great many cells developed from an original embryo and perform specific functions.
A tissue is a great many cells developed from an original embryo and perform specific functions (Patton & Thibodeau, 2016).
“By definition, a tissue is a group of a great many similar cells that all developed together from the same part of the embryo and all perform a certain function” (Patton & Thibodeau, 2016, p. 8).
According to Patton and Thibodeau (2016), “a tissue is a group of a great many similar cells that all developed together from the same part of the embryo and all perform a certain function” (p. 8), and tissues are what forms organs.
Reference
Patton, K. T. & Thibodeau, G. A. (2016). Anatomy and Physiology (9th ed.). St. Louis, MO: Elsevier.

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