Smallpox is a virus that causes a rash that then turns into painful blisters. The last known case of smallpox was in 1977. What is the best explanation for the eradication of smallpox?
Asbestosis is a lung disease that is caused by inhaling asbestos, a chemical that was once used as insulation and fire retardant in building materials. Which best describes Abestosis?
Two patients were admitted to the hospital. One patient was diagnosed with salmonella poisoning and the other had West Nile. Which best describes their sicknesses?
The same, unknown bacteria is isolated from 20 sick individuals. Their samples were grown in culture and then placed in 10 healthy mice. Those mice started to show signs of a heightened immune response. To determine if the bacteria is pathogenic, what is the next step by using Koch’s postulates?
Roman says that the risk of osteoporosis can be reduced by making certain lifestyle choices. Which lifestyle choice could Roman be referring to?
Amalia has the flu, a communicable disease that causes a cough and a runny nose. Which best describes how she likely got it?
Antoinette was diagnosed with hypertension, a noncommunicable disease in which her blood pressure is higher than normal. What is the mostlikely explanation for why she is hypertensive?
According to the germ theory of disease, disease is caused by
The student body president is launching a campaign to fight the spread of flu in his school. Which of the following should he encourage students to do?
Candace is wanting to be sure that she is doing what she can to prevent the spread of disease. Which of the following should she be sure to do?