Blood is under the greatest pressure in the Heart.
Answer:
Excretion
Explanation:
Excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism
I'd she is noticing problems she should not ignore her mate, she should not get involved with her new friends and especially if she doesn't trust them, and she should not forget about her problems because they could mean something NAD or even worsen hurting Jamie and/or even others. Thia leaves the last one which is a smart choice. If you ever notice something wrong or different in a person to the point where it could do harm ALWAYS tell an adult you trust so they can help you and your mate do the right thing.
Honestly, it's supposed to be in your words but I'd say the reason they do not see it is because they cannot read or sense mental or emotional health. They can SEE psychical health. Like if you fell and broke your leg, you'd have a cast on it. They cannot see mental and emotional health because in order for them to that person would have to reach out to them or show severe symptoms. But even then, if they're not a professional, they might not see it.
Some severe consequences could be: That person taking their own life. Not being in a good mental state which can affect their body and way of thinking. And, not being in reality anymore.