The number of bacteria in saliva samples was determined by collecting the saliva, making serial dilutions, and inoculating nutrient agar by the pour plate method. The plates were inoculated aerobically for 48 hours at 37°C. What can you conclude from this data? Why? Mouthwash CFU per ml in salvia Before Use After Use Listerine 2.22 x 107 1.22x107 Schmidts Mouthwash 2.42 x 107 3.22x105 Biotene Mouthwash 3.21 x 107 2.12 x106
The number of bacteria in saliva samples was determined by collecting the saliva, making serial dilutions, and inoculating nutrient agar by the pour plate method. The plates were inoculated aerobically for 48 hours at 37°C. What can you conclude from this data? Why? Mouthwash CFU per ml in salvia Before Use After Use Listerine 2.22 x 107 1.22x107 Schmidts Mouthwash 2.42 x 107 3.22x105 Biotene Mouthwash 3.21 x 107 2.12 x106
Chapter9: Parenteral Medication Labels And Dosage Calculation
Section: Chapter Questions
Problem 1.2P
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Question
The number of bacteria in saliva samples was determined by collecting the saliva, making serial dilutions, and inoculating nutrient agar by the pour plate method. The plates were inoculated aerobically for 48 hours at 37°C.
What can you conclude from this data? Why?
Mouthwash |
CFU per ml in salvia |
|
|
Before Use After Use |
|
Listerine |
2.22 x 107 1.22x107 |
|
Schmidts Mouthwash |
2.42 x 107 3.22x105 |
|
Biotene Mouthwash |
3.21 x 107 2.12 x106 |
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