Question

in the paragraph that begins on the bottom of page 2 and ends on the top of page 3 why does the author say that brain injuries are "almost impossible to detect

Answer 1

to develop the idea that experts are required to diagnose brain injuries.

Step-by-step explanation:
in the same paragraph it explains that a concussion expert can quickly diagnose head injuries and has the authority to pull players out.

Answer 2

To show the coaches are not to blame for misdiagnosing brain injuries

Explanation: I’m also taking the test to on i-ready and was looking for the answer until I saw that someone else was also struggling for it so in the end I ended up reading the article and answering the question so I hope this helps.