Bacteria

Question 1

What is Gram positive bacteria?

Answer 1

Thick peptidoglycan wall that stains with crystal violet stain
Purple

Question 2

What is gram negative bacteria?

Answer 2

No thick peptidoglycan cell wall so don’t stain
Pink

Question 3

What are bacilli?

Answer 3

Rod shaped

Question 4

What are cocci?

Answer 4

Circular shaped

Question 5

What are examples of gram positive cocci?

Answer 5

Staphylococcus
Streptococcus
Enterococcus

Question 6

What are examples of gram positive bacilli?

Answer 6

Corynebacterium
Mycobacteria
Listeria
Bacillus
Nocardia

Question 7

What are examples of gram negative bacteria?

Answer 7

Neisseria meningitis
Neisseria gonorrhoea
Haemophilus influenzae
E.coli
Klebsiella
Pseudomonas aeruginosa
Moraxella catarrhalis

Question 8

What is the most virulent staphylococcus?

Answer 8

Staph. aureus

Question 9

What are the staph. aureus toxins?

Answer 9

Cytolytic toxins
Exfoliative toxins
Enterotoxins
Toxic shock toxins

Question 10

What is MRSA?

Answer 10

Staph aureus bacteria that have become resistant to beta-lactam antibiotics e.g. penicillins, cephalosporins

Question 11

What are the antibiotic treatment options for MRSA?

Answer 11

Doxycycline
Clindamycin
Vancomycin
Teicoplanin
Linezolid