<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>

The four emergencies an office should be equipped to handle are: Sudden Cardiac Arrest, Seizures, asthma attacks and allergic reactions.
Natural emergencies are emergencies such as symptoms of a disease or sickness, whereas a man-made one is something like trauma such as a car accident or burns.
The Answer is To the Question is True