Lab 11- Bracyspira

Question 1

Habitat

Answer 1

Swine= large intestines

Question 2

Morphology

Answer 2

7-9 um helical rods

Question 3

Staining

Answer 3

Fuchsin
Giemsa
Unstained

Question 4

Culture

Answer 4

Obligate anaerobic

Fastidious

Question 5

B. Hyodysenteriae cause ?

Answer 5

Facultative pathogenic

Swine dysentery

Question 6

B. Hyodysenteriae characteristics

Answer 6

Beta hemolysis

9 serogroups

Resistance: weak, 1 week in faeces

Question 7

B. Innocens cause?

Answer 7

Saprophyte, weak hemolysis

Question 8

B. Pilosicoli cause?

Answer 8

Weak hemolysis
Swine intestinal spirochaetosis
Avian intestinal spirochaetosis

Question 9

B. Intermedia cause?

Answer 9

Weak hemolysis

Swine spirochaeta colitis

Question 10

B. Alvinipulli cause?

Answer 10

Poultry intestinal spirochaetosis