Module Nine Pre-assessment

Question 1

Pregnant women should be especially careful when ingesting soft cheeses such as cottage cheese along with hot dogs and deli meats in order to avoid exposure to Listeria spp.

True or False?

Answer 1

True

Listeria monocytogenes can be acquired from contaminated deli meat, hot dogs, coleslaw, milk, and soft cheeses. The organism can cause infections in the fetus and neonate and it can be deadly.

Question 2

Erysipelothrix rhusiopathiae is an occupational hazard to those that handle meat, poultry, and fish.

True or False?

Answer 2

True

The organism can cause infection in humans, particularly when transmitted through cuts in the skin of those that handle fish and animal products.

Question 3

Lactobacillus spp. are commonly found as normal flora in the female genital tract.

True or False?

Answer 3

True

They are gram positive rods and can be normal flora in the mouth, GI tract, and female genital tract. Lactobacillus in the female genital tract can aid in the prevention of urogenital infection in the female. They can also be an opportunistic pathogen and can cause serious infections of bacteremia and endocarditis.

Question 4

Corynebacterium diphtheriae is an important pathogen of the genus. It can colonize the mucus membranes of the respiratory tract.

True or False?

Answer 4

True

it can cause sore throat, fever, malaise, some strains may produce a toxin that can cause tissue necrosis that can be detrimental to the heat and nervous system.

Question 5

Bacillus spp. are gram negative rods that do not form spores. They can be commonly found in nature.

True or False

Answer 5

False

Bacillus spp. are gram positive rods that can sometimes be gram variable. They are ubiquitous in the soil and environment, it can produce endospores.