3.1 ACID FAST (must remembers na lang XD)

Question 1

acid fast cell wall contains?

Answer 1

waxy layer of
1. GLYCOLIPIDS
2. FATTY ACIDS

MYCOLIC ACID - FA involved

Question 2

designed for a subset of bacteria whose cell
walls contain long-chain fatty (mycolic) acids.

Answer 2

Acid-fast staining

Question 3

• makes cells resistant to decolorization
• even w/ acid alcohol decolorizers

Answer 3

mycolic acid

Question 4

if there is no mycolic acid?

Answer 4

non-acid fast

Question 5

1. the most common commonly encounted acid-fast bacteria?
2. typified by?

Answer 5

1. Mycobacterium
2. Mycobacterium tuberculosis

Question 6

3 Partially Acid Fast Stain:

example bacteria

LRN acronym ko (yung student number sa public school)

Answer 6

1. Legionella micdadei
2. Rhodococcus
3. Nocardia

Question 7

2 Distinctly acid fast:

Answer 7

1. Cryptospordium
2. Isospora

Question 8

2 methods of Acid-fast staining:

Answer 8

1. Ziehl-Neelsen method/hot method
2. Kinyoun method