## Core Concept
Neisseria gonorrhea is a fastidious organism that requires specific nutrients to grow. The culture medium used for its growth must provide these nutrients.
## Why the Correct Answer is Right
Thayer-Martin agar is a selective medium used for the isolation of Neisseria gonorrhea. It contains **vancomycin**, **colistin**, **nystatin**, and **trimetoprim lactate** to inhibit the growth of other bacteria. The medium also includes **X (hemin)** and **V (nicotinamide adenine dinucleotide, NAD)** factors, which are essential for the growth of Neisseria gonorrhea.
## Why Each Wrong Option is Incorrect
* **Option A:** This option is incorrect because it does not specify the correct medium for Neisseria gonorrhea.
* **Option B:** This option is incorrect because it does not provide the correct composition or name of the medium for Neisseria gonorrhea.
* **Option D:** This option is incorrect because it does not accurately represent the medium used for culturing Neisseria gonorrhea.
## Clinical Pearl / High-Yield Fact
A key point to remember is that Neisseria gonorrhea requires **X and V factors** for growth, which are provided in Thayer-Martin agar. This medium is used in clinical settings to isolate and culture Neisseria gonorrhea from patient samples.
## Correct Answer: C. Thayer-Martin agar.
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