You Have a Very Sore Throat with Symptoms Indicating Strep

question 34

Multiple Choice

You have a very sore throat with symptoms indicating strep throat. Since you are taking microbiology right now, you decide that you will take a swab from your throat and swab it onto an enrichment medium like a blood agar plate or a brain-heart infusion agar plate. Why is this not a good idea?

• A) Due to the fact that you cannot easily see the sampling site, there is a high probability that you will not be able to obtain your own specimen without contaminating the sample with your own normal biota.
• B) You are on a diet now, and you are afraid that the food that you are eating will in some way impact the growth of the bacteria. As a result, you will not get valid results.
• C) You use a mouthwash a couple of times a day, so you think that the antibacterial properties of the mouthwash will inhibit or kill the oral bacteria and results in invalid results.
• D) All of these choices are correct.

Understand the impact of genetic disorders on prenatal and postnatal development.

Understand the genetic and chromosomal basis of Down syndrome and its classification as trisomy-21.

Comprehend the impact of alcohol on fetal development and the risk factors leading to fetal alcohol syndrome.

Identify the variety of factors influencing the occurrence of chromosomal abnormalities in offspring.

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Definitions:

Derate

To reduce the rated capability of electronic components or electrical devices due to environmental conditions or other factors.

Ambient Temperature

The temperature of the surrounding environment where a device operates or a process occurs.

Raceway

An enclosed conduit that forms a physical pathway for electrical wiring to be protected and routed through a building or structure.

Ambient Temperature

The temperature of the air or environment surrounding a device or circuit.