Some people might get transplants before people who need a kidney(s) because of the importance of the organ.
All organs are important and play some role, but others more important.
An example of this is a liver. The liver is crucial to survive, without a liver your body wouldn’t be able to break down foods, clot blood, and pull away and create chemicals like insulin.
It makes even bigger sense for a person in need of a new heart to get a transplant before one person to get a kidney. Without the heart working or beating, you can die in a matter of minutes.
D) if you stretch after a workout it gets rid of the lactic acid. but after you stretch or cool down it could potentially contribute to all of the above because the lactic acid restricts and makes other bodily functions more difficult