An instructor is explaining various types of infections. A student demonstrates understanding by saying:
1. An infection that is acquired while the patient is being cared for in a health-care setting is known as a health-care-associated infection.
2. If a person has an infection in just one area of the body, it is described as a primary infection.
3. If a second infection is caused by a different pathogen, it becomes a systemic infection.
4. If an infection spreads from the lungs to other organs, it becomes a secondary infection.
Question 2
An elderly patient has acquired a urinary tract infection due to an inserted catheter during hospitalization. A nurse identifies that this infection is caused by a type of pathogen known as
1. Protozoa.
2. Helminths.
3. Bacteria.
4. A virus.