50 questions, 50 minutes, and one method that scales.
The HESI A2 vocabulary section is 50 questions in 50 minutes on medical and academic vocabulary, in and out of context. The wrong way to prepare is memorizing a thousand word list. The right way is learning the building blocks, prefixes, roots, and suffixes, because they let you decode words you have never seen. Nephritis: nephr means kidney, itis means inflammation. You just answered a real exam style question without ever studying the word.
Three question shapes dominate: the meaning of a medical term (often decodable from word parts), the meaning of a general academic word as used in a sentence (context clues), and choosing the word that fits a sentence correctly (usage). The medical share is where word parts pay; the academic share is where reading habits pay.
Context questions have one rule: the answer must work in the given sentence, not just be a dictionary meaning of the word. Reread the sentence with your candidate answer substituted in before committing.
1. Decoding. A patient is diagnosed with nephritis. What is inflamed? The kidney, the heart, the stomach, or the lung. Answer: the kidney. Nephr/o means kidney and itis means inflammation.
2. Precision. A student writes a blog post aimed at nursing applicants. A retired engineer stumbles on the post and reads all of it. Which statement fits? Answer: the engineer is a reader, but not the audience. The audience is whoever the writer set out to reach; anyone else with the piece in front of them is simply a reader.
Both are from the app's free pool. The app's largest flashcard deck, 116 medical word part cards, is part of the free tier, along with the word parts lesson and the decoding recap sheet.
Spend your first week on word parts, fifteen minutes a day with spaced repetition flashcards. Then switch to practice questions and keep a personal list of every word that surprised you; that list, reread every few days, is worth more than any premade list because it is fitted to your gaps.
Word parts also compound: they make the anatomy section's terminology legible and speed up the reading passages. No other single skill on this exam pays in three sections at once.
How many words should I memorize for the HESI A2 vocabulary section?
Fewer than you think, if you learn word parts. A few dozen prefixes, roots, and suffixes decode a large share of medical terms. Add a personal list of the general academic words that surprised you in practice.
Is the HESI A2 vocabulary section multiple choice?
Yes, like the rest of the exam: choose the best answer, typically from four options, at roughly a minute per question.
What are word parts, exactly?
Prefixes (brady = slow), roots (cardi = heart), and suffixes (ia = condition). Bradycardia reads as slow heart condition. Learning the parts once beats memorizing every combination separately.
HESI and HESI A2 are trademarks of Elsevier Inc. This app is an independent study aid and is not affiliated with, endorsed by, or sponsored by Elsevier, any nursing school, or any exam provider. Practice content is original and is grounded in openly licensed textbooks. Schools choose which sections they require and set their own passing targets, so always confirm the current requirements with your program.