Fifteen students from a local elementary school developed hepatitis A. The source of the infection was traced to a contaminated well that supplies drinking water to one of the school's three water fountains. This is an example of a
1. Common (point source) epidemic.
2. Propagated epidemic.
3. Vectorborne infection.
4. Zoonosis.
Question 2
Bobby Jones exposed all of the children in Miss Smith's kindergarten class to chickenpox in early February. By the end of April, more than 30 of the students in the school had come down with chickenpox. This is an example of a
1. Common (point source) epidemic.
2. Propagated outbreak.
3. Vectorborne infection.
4. Zoonosis.
School-age children are often independent and industrious, with a developing sense of self-confidenc
Peptic ulcer. A peptic ulcer may occur in the stomach (gastric ulcer), as shown here, or in the duod
Infection prevention and control
Ringworm is a local contraindication for massage. Centers for Disease Control and Prevention.
The National School Lunch Program
#38.Genetically identical organisms derived from a single genetic source are #39