There are two types of comets: short-period comets and long-period comets. Short-period comets â comets that frequently return to the inner solar system â probably come from the Kuiper Belt beyond the orbit of Neptune.
Save. Grumbling appendix is an old term used to describe chronic appendicitis. Chronic appendicitis shares many qualities with acute appendicitis, which is the more common of the two conditions.Both involve the inflammation of the vermiform appendix resulting in pain and discomfort in the lower right quadrant of the abdomen.ave. Grumbling appendix is an old term used to describe chronic appendicitis. Chronic appendicitis shares many qualities with acute appendicitis, which is the more common of the two conditions.
What is croup? Croup is a disease caused by a virus, bacteria, allergies, and inhaled irritants that leads to swelling in the airways and problems breathing. A child may have stridor, which is a high-pitched sound usually heard when the child breathes in (inspiration). Croup is most commonly caused by viruses. It is sometimes, but rarely, caused by bacteria, allergies, or reflux from the stomach. Croup is caused by a variety of different viruses. The most common virus is the parainfluenza virus.