HS111 Unit 1 Medical Word Part Analysis Example

Reviewed by Elspeth Marlowe, MSN, RN Medical Terminology Purdue University Global Free custom sample in 24 to 48h

This HS111 Unit 1 word part analysis breaks twelve clinical terms into prefixes, roots, combining vowels and suffixes, then reads each definition back from the suffix toward the front. Purdue Global HS 111, Medical Terminology, opens the BS in Health Science course with the skill every later unit depends on: deriving meaning from parts instead of memorizing definitions. The sample works through terms such as gastroenteritis, hepatomegaly, bradycardia, electrocardiogram and nephrolithiasis, labeling every part and explaining when the combining vowel appears. It then notes three patterns across the list, flags two terms that resisted the method, dyspnea and osteoarthritis, and checks each derived definition against a textbook glossary and a medical dictionary.

CourseHS111 Medical Terminology
UnitUnit 1
Paper typeWord part analysis
LengthAbout 580 words, 5 pages double-spaced
FormatAPA 7 student paper
SchoolPurdue University Global
ProgramBS in Health Science
UpdatedOctober 2026

Free sample paper for HS111 Unit 1

1

Reading From the End: A Unit 1 Word Part Analysis of Twelve Clinical Terms, Slashed, Labeled and Defined

[Student Name]

Purdue University Global

HS111: Medical Terminology

Unit 1 Word Part Analysis

[Instructor Name]

[Date]

The terms are standard medical vocabulary; definitions follow the textbook cited.

What this part is doingPromising to derive rather than recall each definition tells the reader exactly what skill the worksheet demonstrates.
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Method

Each term is written with slashes between its parts. Each part is labeled P for prefix, R for root, CV for combining vowel and S for suffix. The definition is then built by reading the suffix first, then the prefix if there is one, then the root or roots, which is the order most textbooks recommend for decoding (Ehrlich et al., 2021). Between a root and a suffix starting with a consonant sits a linking letter, nearly always o; when the suffix starts with a vowel, the linking letter disappears.

The Twelve Terms

1. gastr/o/enter/itis. R gastr (stomach), CV o, R enter (small intestine), S -itis (inflammation). Meaning: inflammation of the stomach and small intestine.

2. hepat/o/megaly. R hepat (liver), CV o, S -megaly (enlargement). Meaning: enlargement of the liver.

3. brady/card/ia. P brady- (slow), R card (heart), S -ia (condition). Meaning: condition of a slow heart rate.

4. oste/o/arthr/itis. R oste (bone), CV o, R arthr (joint), S -itis. Meaning: inflammation of the bone and joint, the common degenerative joint disease.

5. neur/algia. R neur (nerve), S -algia (pain). Meaning: nerve pain. No combining vowel, because -algia begins with a vowel.

6. hyster/ectomy. R hyster (uterus), S -ectomy (surgical removal). Meaning: surgical removal of the uterus.

7. dys/pnea. P dys- (difficult, painful), S -pnea (breathing). Meaning: difficult breathing.

8. electr/o/cardi/o/gram. R electr (electricity), CV o, R cardi (heart), CV o, S -gram (record). Meaning: a record of the heart's electrical activity.

9. hypo/glyc/emia. P hypo- (below, deficient), R glyc (sugar), S -emia (blood condition). Meaning: a condition of low sugar in the blood.

10. rhin/o/plasty. R rhin (nose), CV o, S -plasty (surgical repair). Meaning: surgical repair of the nose.

11. peri/card/itis. P peri- (around), R card, S -itis. Meaning: inflammation of the tissue around the heart, the pericardium.

12. nephr/o/lith/iasis. R nephr (kidney), CV o, R lith (stone), S -iasis (abnormal condition). Meaning: an abnormal condition of stones in the kidney.

Starting at the end of the word reveals its category before its subject: a disease, a procedure, a record or a symptom.

What this part is doingHighlighting the suffix rule shows the writer understands why the method works, not only that it does.
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Patterns Noticed

Three patterns appeared across the twelve terms. First, suffixes sort terms into families: -itis for inflammation, -ectomy and -plasty for procedures, -gram for records, -emia and -iasis for conditions. Second, the combining vowel appears only where two consonants would otherwise meet, as in hepatomegaly but not neuralgia. Third, when a term contains two roots, as in osteoarthritis and nephrolithiasis, the first root usually names the location and the second names what is found there, though the order is not a firm rule.

Two Terms That Resisted the Method

Dyspnea has no root at all, only a prefix and a suffix, so the method had to be adapted. Osteoarthritis decodes literally as inflammation of bone and joint, but the condition is mainly degenerative, with inflammation playing a smaller role; the literal meaning and the clinical meaning differ, a gap the textbook notes for several older terms (Gylys & Wedding, 2017).

What this part is doingNaming the terms that did not fit the method shows judgment, which instructors reward more than a perfect list.
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Check

Each definition was checked against the course textbook's glossary and a standard medical dictionary after being derived (Venes, 2021). Eleven matched; for osteoarthritis, the textbook's definition was added beside the literal one.

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References

Ehrlich, A., Schroeder, C. L., Ehrlich, L., & Schroeder, K. A. (2021). Medical terminology for health professions (9th ed.). Cengage Learning.

Gylys, B. A., & Wedding, M. E. (2017). Medical terminology systems: A body systems approach (8th ed.). F. A. Davis.

Venes, D. (Ed.). (2021). Taber's cyclopedic medical dictionary (24th ed.). F. A. Davis.

HS111 Unit 1 instructions, in plain terms

The first unit of a medical terminology course usually asks students to analyze a set of terms by dividing them into word parts, labeling each part and writing a definition built from those parts. Expect ten to twenty terms, often supplied by the instructor or chosen from the first chapters of the textbook. Most prompts ask for a consistent labeling system, such as P for prefix, R for root, CV for combining vowel and S for suffix. Instructors want to see the definition derived from the parts, not copied from a glossary, so the reasoning should be visible on the page. Many sections also ask students to notice patterns across terms or to comment on terms that do not decode neatly, which shows understanding beyond the mechanics of slashing words apart.

How this HS111 Unit 1 example is built

The worksheet opens by stating its labeling system and the order for reading parts, suffix first, then prefix, then roots. Twelve numbered terms follow, each written with slashes, each part labeled with its meaning, and each definition built from the labels; neuralgia shows the combining vowel dropping before a vowel. The highlighted sentence explains why reading from the suffix reveals a term's category before its subject. A patterns section groups suffixes into families and notes how two-root terms order location and finding. A short section explains why dyspnea and osteoarthritis need special handling, and a final check compares each derived definition with the textbook and a dictionary.

Where the points sit in the HS111 Unit 1 rubric

Word part worksheets are typically graded on accuracy of the divisions, correct labeling, definitions that follow from the parts, consistency of format and evidence of understanding beyond the list. Accuracy carries the most points in many sections, since a wrong division leads to a wrong meaning. Labeling is checked for consistency; switching systems midway costs marks. Definitions earn full credit when they clearly come from the labeled parts rather than from memory. Instructors frequently reward brief comments on patterns or exceptions, because they show the student can apply the method to new terms. Spelling of every term and part must be exact, and a reference to the course textbook is usually expected.

HS111 Unit 1 help from the desk

The most common mistake is dividing a term in the wrong place, such as separating a combining vowel from its root inconsistently. Another is writing a definition from memory that does not match the parts, which suggests the method was skipped. Some students forget that the combining vowel drops before a suffix beginning with a vowel. Others ignore terms whose literal meaning differs from clinical usage, missing a chance to show insight. Misspelled parts, such as -itis written as -itus, are easy to lose points on. If your instructor supplied a different list of terms, send it along with the labeling system your section uses, and a worksheet can be drafted that derives every definition on the page.

Get an HS111 Unit 1 example written to your instructions

Drop in the Unit 1 term list exactly as your section posted it, plus the rubric, and within 24-48h a word part analysis built to those instructions arrives, every term slashed and labeled. Nothing is owed for your first. A column order or labeling key your instructor prefers is worth attaching as well. The paper above is an original model document written by our desk, not a submitted student paper and not an official Purdue University Global document.

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HS111 Unit 1 questions, answered

Why does the definition start with the suffix?

Because in many clinical terms the suffix names what is happening and the rest of the word says where. Pericarditis is an inflammation first and a location second, so reading from the end gives a definition that sounds like English. Your textbook may teach a slightly different order; if it does, follow it, since the grader will be checking against that convention.

What is the difference between a root and a combining form?

A root is the core meaning, such as cardi for heart. A combining form is that root with its linking vowel attached, written cardi/o, and it is the version most word lists print. The distinction matters in analysis because the vowel is often dropped in the finished term, and a sample that labels it correctly shows where it went.

Can a term have more than one root?

Yes, and many do. Compound terms such as osteoarthritis or electrocardiogram join two roots, each carrying its own meaning, and the combining vowel usually stays between them. In an analysis each root gets its own label and its own definition, and the assembled meaning has to account for both. Missing the second root is one of the quieter ways a definition goes wrong.

Where can I find a free HS111 Unit 1 sample paper?

The complete Unit 1 word part analysis is on this page, dividing twelve clinical terms into labeled parts and deriving each definition from the suffix forward.

When is the combining vowel dropped?

When the suffix begins with a vowel. Neuralgia keeps neur and -algia joined directly, while hepatomegaly needs the o because -megaly begins with a consonant.