Chapter 24: Digestive System Infections - Lower Continued

Question 1

What bacterium causes typhoid fever?

Answer 1

Salmonella typhi

Question 2

How is typhoid fever transmitted?

Answer 2

human feces

Question 3

Is typhoid fever harmful? (2)

Answer 3

• more virulent
• systemic infections

Question 4

What are the symptoms of typhoid fever? (3)

Answer 4

endotoxins can cause:
- shock
- organ failure
- death

Question 5

How is typhoid fever treated?

Answer 5

• bacteriostatic antibiotics

Question 6

What bacterium causes clostridium difficile infection?

Answer 6

Clostridium difficile

Question 7

Is clostridium difficile resistant to antibiotics?

Answer 7

yes

Question 8

How does Clostridium difficile bacterium work?

Answer 8

• colonizes the large intestine only when the normal microbiota has been disturbed

Question 9

What can Clostridium Difficile result in? (3)

Answer 9

• antibiotic associated diarrhea
• commonly occurs as a nosocomial infection
• may cause inflammation of the colon - pseudomembranous colitis

Question 10

How can you treat clostridium difficile infection? (3)

Answer 10

1. more antibiotics
2. Probiotics
3. Fecal transplant

Question 11

How does a fecal transplant for clostridium difficile infection work? (2)

Answer 11

• normal microbiota from feces of a healthy donor colonizes the intestine and outcompetes C. difficile
• nearly 100% succcess rate