Gram-positive

Question 1

S. (Strep) Pyogenes

Answer 1

“Pus”, protein M interferes with opsonozation, hyaluronic acid.
Necrotizing fasciitis, scarlet fever, strep throat, impetigo, glomerulonephritis

Question 2

S. Pneumoniae

Answer 2

Hemolytic, lives in mouth and throat, kills IgA. 60-70% of pneumonia, otitis media, bacteremia, meningitis, sinusitis, endocarditis

Question 3

Viridans strep

Answer 3

S. Mutants group of alpha- hemolytic bacteria, mouth, pharynx, GI, genitals.
Dental caries, dental plaque, meningitis, myocarditis

Question 4

Bacillus anthracis

Answer 4

Animal pathogen spores.

Cutaneous, Escher lesions

Question 5

Staph aureus

Answer 5

Fibrin sac, hemolytic, few hundred cause disease.

Food poisoning, colitis, furuncle, carbuncle,scalded skin syndrome

Question 6

Clostridium perfringens

Answer 6

Soil, water, animal GI. Food poisoning, gas gangrene, myonecrosis

Question 7

C. Dificile

Answer 7

Opportunistic with anti microbial drugs. Pseudo membranous colitis

Question 8

C. Botulinum

Answer 8

Botulism. Most potent toxin. Food borne illness (honey)Paralysis.

Question 9

C. Tetanii

Answer 9

Anaerobic wounds, tetanus of muscle, cannot relax

Question 10

L. Monocytogeness

Answer 10

Soil and water. Grows in refrigerator conditions, contaminated meat.
Listeria poisoning, fever, muscle aches, stiff neck, confusion, loss of balance, convulsions.

Question 11

C. Diphtheria

Answer 11

On plants, in animals. Diphtheria, respiratory droplets spread disease, cause sore throat and fever -> grey or white patches in throat which can swell and block airway, barking cough.

Question 12

Propionobacteria

Answer 12

Acne

Question 13

Nocardia

Answer 13

Soil saprophytes. TB like disease. Abscess

Question 14

Actinomycetes

Answer 14

Soil. Dental plaque, gingivitis, root caries