Both cosmetologists and specialists have to adhere to state licensing requirements. Most states have age restrictions, as well as minimum education requirements. To be eligible for licensing exams, individuals must complete a set number of training hours during cosmetology school.
Describe what happens when blood flows through the lungs. It brings oxygen to the red blood cells and gets rid of carbon dioxide. Describe what happens when blood in capillaries flows past cells. Gas exchange takes place when the red blood cells is sliding past a cell. - Oxygen passes into the cells. - Carbon dioxide passes out of the cells.
When high blood pressure causes the heart muscle to thicken, there is less space for the oxygen-rich blood to flow from the lungs into the chamber or ventricle that pumps it to the rest of the body. This can cause blood to back up into the lungs, causing shortness of breath.