MYCOBACTERIUM

Question 1

describe mycobacterium

Answer 1

gram positive, acid fast positive, aerobic rods containing mycolic acid, may survive at a low pH

both tuberculosis and non tuberculosis form

Question 2

what is the main Reservoir and what are the hosts of mycobacterium tuberculosis

Answer 2

the main Reservoir is humans into the hosts are dogs cats Birds pigs and primates

Question 3

what species of mycobacterium causes zoonotic tuberculosis

Answer 3

mycobacterium Bovis

Question 4

which species of mycobacterium causes leprosy and Hansen’s disease, chronic granulomatous debilitating disease, and has an armadillo as it’s Reservoir

Answer 4

mycobacterium leprae

Question 5

which species of mycobacterium causes feline and murine leprosy and effects rodents cats and dogs?
also causes granulomatous dermatitis and panniculitis

Answer 5

mycobacterium Lepraemurium

Question 6

which species of mycobacterium has a two-year incubation period and causes Johnes disease in young ruminants

Answer 6

mycobacterium avium subspecies paratuberculosis

Question 7

what is the host immune response to mycobacterium avium subspecies paratuberculosis

Answer 7

humoral and cell mediated

Question 8

what is the iceberg effect

Answer 8

identifying positive results with an Elisa test and culling the positive specimens