Variation does not only occur in the structure of individual flowers, but also their arrangement. Some flowers are solitary while others are clustered. The arrangement of flowers on a flower stalk is called the âinflorescence typeâ.
Bronchitis is an infection or inflammation of the large air passages to the lungs. (These airways are called bronchi.) When your child has a cold, sore throat, flu, or sinus infection, the virus that caused it can spread to the bronchi. Once the germs take hold there, the airways become swollen, inflamed, and partly blocked with mucus.
Viral gastroenteritis is the second most common illness in the United States after upper respiratory infections such as colds. Most babies will come down with the stomach flu at least twice a year, more often if they're in daycare. Kids often enjoy a boost in their immunity after they turn 3 years old and may not contract it as often.