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In an experiment, 1 mL of a bacterial sample was serially diluted with 9 mL of water.  1 mL of each dilution was plated on nutrient agar and incubated at an appropriate temperature to visualize colonies.   Based on the following scheme of dilution, which answer best describes the bacterial concentration ( CFU/mL) in the original sample? 

Which of the following statements about the organism shown in the picture is true?  

Upload your work for Quiz 02 in one single pdf file.

You are given a sample of bacteria at a concentration of 3 x 106 CFU/mL.  After mixing the sample , you transfer 1 mL into 99 mL of fresh media and label this Tube 1.  You mix the contents of Tube 1 and transfer 1 mL into 9 mL of fresh media and label this Tube 2.  Based on this dilution scheme, the estimated CFU/mL of  bacteria in Tube 2 should be:

A generic drug name:

An athlete wants to know how fast a particular medication will be eliminated from the body. An important parameter to review in this case would be the:

A combination of 2 drugs is used in the treatment of a disease. This combination produces a greater effect than would be predicted by adding the effects of the individual drugs. This combination produces a(n):

When discussing the role of exercise and medicine with the coach of your track team, you can say that exercise can increase the duration of action of some drugs that are metabolized by the liver because:

An athlete with chronic low back pain under your care required to increase in the dose of one of his medications because of a diminished response from continued use of the drug. This phenomenon is known as:

An athlete approaches you with knee pain that she woke up with this morning. She has had pain in this knee before but says it’s bothering her more today because of the weather and she thinks she might have slept weird as well. She already took Tylenol for pain but tells you its not working and asks you if you have any more for her to take right now before she goes onto the field to play. When you ask how much she took and when she last took it, she tells you she took 2 extra strength tablets about 30 minutes ago. Using the information provided (not considering what the actual injury may be), would you provide an additional dose of Tylenol to your athlete before she steps onto the field for the game? Provide at least 2 reasons to support your decision.