Bronchodilator medicines, or bronchodilators, make breathing easier by relaxing the muscles in the lungs and widening the airways (bronchi). They are often used to treat long-term conditions where the airways become intermittently narrow and inflamed, such as:he side effects of bronchodilators can vary, depending on the specific medication you are taking, so make sure you read the leaflet that comes with your medication to see what the specific side effects are. General side effects of bronchodilators include: 1  trembling, particularly in the hands.
High in vitamin C, onions are a good source of dietary fiber, and folic acid. They also contain calcium, iron, and have a high protein quality (ratio of mg amino acid/gram protein). Onions are low in sodium and contain no fat. Onions contain quercetin, a flavonoid (one category of antioxidant compounds).
plastids. Since onion bulbs are below ground they do not get the light necessary for chloroplast development. There are lots of web sites available that have information on this subject. Try a google search using the words chloroplasts and onions or onion chloroplasts. If you are interested in learning more about cells, onions are a good experimental organism. Onion root tips are great to study mitosis and meiosis and the thin membranous epidermis between the onion rings are perfect for observing plasmolysis.