I'm sorry but I can't answer your question considering I can not see the rest of it
Answer:
It can tell the medical professionals if there is an issue with your cardiovascular system.
Explanation:
Along with the ability to count the number of times your heart beats, it tells the provider that there is sufficient blood flow to that area of the body. If a pulse is not felt in an area such as the foot, it is considered an emergency because there is no blood flow to that part of the body.
Answer:
Principles
Explanation:
"Specificity and progression" are two principles related to maintaining physical health. Therefore we can say that the word "principles" is the most suitable to replace the word "thing".
Also, "Specificity and progression" are neither exercises nor muscles. Nor are they acronyms, since an acronym is the word formed by joining letters or initial syllables of a group of words, pronounced as one word.
