Lec 2

Question 1

What is Leptospira?

Answer 1

Leptospira is a genus of spirochete bacteria.

Question 2

True or False: Leptospira is only found in domestic animals.

Answer 2

False

Question 3

Name one common animal that can carry Leptospira.

Answer 3

Rats

Question 4

What disease is commonly associated with Leptospira infection in animals?

Answer 4

Leptospirosis

Question 5

Fill in the blank: Leptospira interrogans is a species known to infect __________.

Answer 5

humans and animals

Question 6

Which animal is considered a primary reservoir for Leptospira?

Answer 6

Rodents

Question 7

True or False: All species of Leptospira are pathogenic.

Answer 7

False

Question 8

What are the two main groups of Leptospira?

Answer 8

Pathogenic and saprophytic

Question 9

Short answer: How can animals become infected with Leptospira?

Answer 9

Through contact with contaminated water or soil.

Question 10

What is the primary method of transmission of Leptospira in animals?

Answer 10

Direct contact with urine of infected animals.

Question 11

Which species of Leptospira is most commonly associated with livestock?

Answer 11

Leptospira borgpetersenii

Question 12

True or False: Leptospira can survive in dry environments for long periods.

Answer 12

False

Question 13

Fill in the blank: Leptospira can be diagnosed in animals through __________ testing.

Answer 13

serological

Question 14

What symptoms are commonly observed in animals infected with Leptospira?

Answer 14

Fever, jaundice, and kidney failure.

Question 15

Short answer: What role do wild animals play in the epidemiology of Leptospira?

Answer 15

They serve as reservoirs and can spread the infection.

Question 16

Which species of Leptospira is known to infect dogs?

Answer 16

Leptospira canicola

Question 17

True or False: Vaccination is available for some types of Leptospira in animals.

Answer 17

True

Question 18

What is a common prevention strategy for Leptospira in livestock?

Answer 18

Vaccination and controlling rodent populations.

Question 19

Fill in the blank: Leptospira is classified as __________ bacteria.

Answer 19

Gram-negative

Question 20

What is the morphology of Leptospira bacteria?

Answer 20

Spiral-shaped and motile.

Question 21

True or False: Leptospira infections can be asymptomatic in animals.

Answer 21

True

Question 22

Which Leptospira species is commonly associated with pigs?

Answer 22

Leptospira pomona

Question 23

Short answer: How does environmental moisture affect Leptospira survival?

Answer 23

It enhances their survival and transmission.

Question 24

Fill in the blank: __________ is a serious complication of leptospirosis in animals.

Answer 24

Kidney damage

Question 25

What is the significance of serovars in Leptospira?

Answer 25

They determine the pathogenicity and host specificity.

Question 26

True or False: All Leptospira serovars are equally virulent.

Answer 26

False

Question 27

Which test is commonly used to confirm a Leptospira infection in animals?

Answer 27

Microscopic agglutination test (MAT)

Question 28

Short answer: What environmental conditions favor the growth of Leptospira?

Answer 28

Warm and moist conditions.