Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
6 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Blood agar |
Tryptic soy agar with 5% sheep's blood. Supports the growth of most microorganisms. Allows detection of hemolysis |
Beta-hemolysis results in an area completely cleared of blood surrounding the colony. |
|
|
Phenylethyl alcohol agar (PEA) |
TSA with phenylethyl alcohol. Selective for gram-positive bacteria. PEA often has blood added |
|
|
|
Tryptic soy agar (TSA) |
General growth medium. Useful for growing most bacteria |
|
|
|
Mannitol salt agar (MSA) |
MSA contains 7% NaCl, the sugar alcohol mannitol, and pH indicator. The high salt concentration selects for staph. MSA is differential for S. aureus (yellow color) |
|
|
|
MacConkey agar (MAC) |
Selective or G-, differential for coliforms which turn the media pink. Useful for isolating G- and identifying coliforms |
|
|
|
Eosin Methylane Blue (EMB) |
Selective for G-, differential for coliforms which produce colonies with purple to black centers. Metallic green indicates E.coli and some enterobacter. Useful for isolating G- and identifying coliforms. |
|
