Answer:
Position the person on his or her back.
If there are no injuries and the person is breathing, raise the person's legs above heart level — about 12 inches (30 centimeters) — if possible. Loosen belts, collars or other constrictive clothing. To reduce the chance offainting again, don't get the person up too quickly.
<h3>The blood in the pulmonary artery is going to the heart to collect oxygen, and therefore has a low content of oxygen. So, the blood in the pulmonary artery is a violet colour because it has low oxygen. The blood in the pulmonary vein is oxygen rich, and so it gives a scarlet</h3>

Answer:
Abuse Can affect people in many ways. But also depending on how bad is it. some people dont notice right away for many reasons. These may include that She/he Maybe decides to keep that to himself. he decides to forget everything that´s going on and continue with his life and not wanting help from others. He´s scared that if she/he speaks They may get punished or are afraid that no one can help and fix the situaiton. They also decide to fake their happines by smiling to much, by telling everyone that their fine when they really arent. Its very hard to identify who´s depressed and who´s being abuse because both people who suffer from it they intend to stay away from it and not let anyone know how they feel. They decide to keep doing what they love even though they dont feel happy about it. Every person who may suffer from it can be hard to identify they are being abused for the same reasons. They fake who they are... and decide not to cause problems
Explanation: I hope this helped lol :)
Bones breaking is one example