Questions and Answers
The combining form electr/o means ______ or electrical.
electricity
The word electrocardiogram refers to a record of the ______ impulses of the heart.
electrical
Endocarditis refers to inflammation of the inner layer of the ______.
heart
Maxillofacial refers to the maxilla and ______.
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The prefix retro- means ______ or backward.
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Retrognathia is a condition in which the jaw is in a backward or ______ position.
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The suffix -gram means ______.
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The root gnath means ______.
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The suffix -ia refers to a ______.
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Homonyms are words that sound similar but have different ______.
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Study Notes
Word Components and Medical Terminology
- Suffixes modify the meaning of medical terms; for example, "-itis" indicates inflammation.
- Root words represent the primary meaning; "gastr" relates to the stomach.
- Combining forms consist of a root word and a combining vowel, essential for connecting parts; "gastr/o" refers to the stomach.
Commonly Used Medical Roots
- "stomat" (Greek) / "or" (Latin) means mouth.
- "dermat" (Greek) / "cutane" (Latin) indicates skin.
- "nephr" (Greek) / "ren" (Latin) signifies kidney.
Structure of Medical Terms
- Analyze words by breaking them into components, starting from the end: suffix first, prefix second, and root last.
- Example: "ELECTROCARDIOGRAM"
- electr/o: combining form indicating electricity.
- cardi/o: combining form meaning heart.
- -gram: suffix meaning record.
- Overall meaning: a record of the electrical impulses of the heart.
Specific Terms Explained
-
Endocarditis:
- Inflammation of the inner layer of the heart.
-
Maxillofacial (maxill/o/faci/al):
- maxill/o: combining form for maxilla (upper jaw).
- faci: root that means face.
- -al: suffix meaning pertaining to.
- Overall meaning: pertaining to the maxilla and face.
-
Retrognathia (retro/gnath/ia):
- retro-: prefix meaning behind or backward.
- gnath: root word for jaw.
- -ia: suffix meaning condition.
- Overall meaning: a condition where the lower jaw is positioned backward or recessed.
Understanding Homonyms
- Homonyms are words that sound alike or are spelled similarly but possess different meanings, highlighting the importance of context in medical terminology.
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Description
Learn the meanings of common medical terminology roots and prefixes, such as 'gastr' for stomach and 'hyper-' for excess. Test your knowledge with this quiz!
