Illinois CNA State Practice Exam

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Which root word refers to the "mouth" in medical terminology?

Stomat(o)
Gastr(o)
Hepat(o)
Nephro

The correct answer is: Stomat(o)

The correct answer is A. Stomat(o). In medical terminology, the root word "stomat(o)" specifically refers to the "mouth." This root word is commonly used in medical terms related to the mouth, such as stomatitis (inflammation of the mouth) or stomatoplasty (surgical repair of the mouth). The other options are incorrect: B. Gastr(o) - This root word refers to the stomach. C. Hepat(o) - This root word refers to the liver. D. Nephro - This root word refers to the kidneys.