Necrotic Enteritis: Test Your Knowledge

Necrotic Enteritis

1 / 9

What is necrotic enteritis in poultry?

a. An infection of the gut membrane caused by Eimeria species

b. A disease caused by overgrowth of Clostridium perfringens types A and C

c. A disease of the intestinal tract caused by the presence of Clostridium perfringens

2 / 9

How does clinical necrotic enteritis occur?

a. When a change in GIT microflora or an existing disease leads to enterotoxemia

b. Infection spread through unventilated areas

c. Bacteria from the soil, dust, feces, feed, and used poultry litter

3 / 9

What are three common signs of necrotic enteritis?

a. Loss of appetite, kinky back, footpad lesions

b. Ruffled feathers, diarrhea, depression, quickly followed by mortality

c. Mucus and blood in the droppings, loss of appetite, droopiness

4 / 9

What are the particular risk factors for necrotic enteritis?

a. Coccidiosis and diet alterations

b. Age and host genetics

c. Poor feed conversion

5 / 9

How is necrotic enteritis generally diagnosed?

a. Fecal flotation followed by lesion scoring

b. Gross lesions score and Gram-negative smears

c. Gross lesions in the small intestine and Gram-positive rods

6 / 9

How high do you think are the global costs in poultry production caused by NE?

a. USD 6 million

b. USD 60 million

c. USD 6 billion

7 / 9

What is one main reason that NE is globally once more on the increase?

a. Worse hygiene conditions

b. Limitation of the use of antibiotics and ionophores

c. More sensitive animals

8 / 9

What is a virulence factor?

a. An indicator of how often the animal was attacked by a virus

b. An ability of the pathogen to attack an organism

c. A measure of the toxicity of a virus

9 / 9

Immune-suppressive factors can facilitate the development of NE. What are immune-suppressive factors?

a. Medicine that promotes the production of macrophages

b. Antibodies that repress the pathogens causing NE

c. Anything that impacts the immune system, such as pathogens, stress etc.

Your score is

The average score is 0%

Quiz

Necrotic Enteritis