Medical Subject Headings

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/medical-subject-headings

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the controlled vocabulary type?Hierarchically structured thesaurus
2. What is the primary maintainer?United States National Library of Medicine (NLM)
3. What are Medical Subject Headings (MeSH)?MeSH is a special set of words that doctors and scientists use to label and find health information. It works like a giant organized dictionary that shows how topics are related.
4. Why do doctors use MeSH instead of just searching by words?Because MeSH uses a fixed list of terms, it keeps the same word for the same idea, so searches find all the right papers without missing anything.

Controlled Vocabulary: A standardized, curated set of terms used to index and retrieve information consistently across a domain.
Hierarchical Structure: An arrangement of terms in a classification system from general to specific, forming a tree-like network.
Descriptor: A primary term in a controlled vocabulary used to index documents and represent concepts.
Qualifier: A supplementary term used to refine the meaning of a descriptor, providing additional context or specificity.