14. a.
Clostridium perfringens intoxication.
b.
c. Sorne strains of Clostridium perfringens are heat-resistant and are not
destroyed by high cooking temperatures.
d. All leftovers should be refrigerated; any unrefrigerated leftovers should be
15. a.
Salmonellosis.
b. 1. Avoid cross-contamination, especially in preparation of poultry. In this
case, using the same utensils on both raw and cooked poultry probably spread the
salmonella bacteria.
2. Chill foods quickly. In this case, the prepared chicken was left to cool at
room temperature. This provided ideal conditions for bacterial growth. (para 2-4b(3))
16. a.
Staphylococcal food intoxication.
b. The employee touched his infected face, which probably contained
staphylococcal bacteria, and then touched the food. By doing this, he spread
staphylococcal bacteria from his face to the food.
c. Do not allow employees with skin infections, infected cuts, or nasal discharges
17. No. In fact, most animal toxins are heat-resistant and are not destroyed by
18. a.
Lead poisoning.
b. An acid drink, lemonade, was served in a container with a lead glaze. The
acid in the lemonade dissolved the lead. The soldiers then drank lemonade containing
c. Never put acidic drinks or foods into serving dishes containing toxic metals.
19. d.
End of Lesson 2
MD0181
2 -15