Certified Electronic Health Records Specialist (CEHRS) Practice Exam

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The prefix "peri-" refers to which of the following?

Surrounding, around
Before
Excision
Under, below

The correct answer is: Surrounding, around

The prefix "peri-" originates from Greek, meaning "surrounding" or "around." It is commonly used in various medical and scientific terms to indicate a relationship to something that is encircled or enclosed. For instance, "pericardium" refers to the membrane surrounding the heart, and "peripheral" pertains to something that is on the outer boundaries or edges of a structure. This understanding is crucial in both clinical contexts and in medical terminology, making it clear why this answer aligns with the definition of the prefix. In contrast, the other options signify different meanings; for example, the prefix "pre-" usually denotes something that occurs before an event, while "ectomy" refers to excision or surgical removal, and "sub-" indicates a position that is under or below. Understanding these distinctions can further clarify the correct interpretation of medical prefixes and their usage in relevant terms.