food borne infection and intoxication

Question 1

biological food contaminatns

Answer 1

• macrobiological hazards = visible living organism
• microbiological hazards = pathogens microorgnaism

Question 2

reasons for food hygiene

Answer 2

• unhygienic, long term storage, reheating of meals, cross contamination

Question 3

intoxication by viruses

Answer 3

via infected tissue or by cross contamination
oyoung children and elderly are suscepbitle

Question 4

intoxication by bacterial toxins

Answer 4

staph, clostridium, vibrio, corynebacterium, E.coli

Question 5

infection by salmonella

Answer 5

ingested with food
enough for lack of body defence
growth in intestines

Question 6

infection by S. aureus

Answer 6

• secretes toxins into food
  food consumption
  enterotoxin act on intestine