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March 2, 2026

Free Practice Question for NBCOT COTA®* Exam Prep

Written By: The TrueLearn Team | Share:

We understand that it’s all about the content. That’s why we have high-yield occupational therapy assistant exam practice questions written and screened by high-performing OT authors. And why our questions are updated on a regular basis so as to ensure our SmartBanks stay up-to-date with exam blueprint changes.

TrueLearn’s SmartBanks are not your typical q-bank. Along with the thought-provoking NBCOT COTA®-style practice questions, the answers and explanations are design to help improve your comprehension of the material. So you’re not just preparing for your OTR® exam, you’re preparing for life after graduation.

Below is a free NBCOT COTA®-style practice question to show you what we mean.

Your Free OTA Exam Practice Question

A client was referred to an outpatient therapy center to address hand swelling. The occupational therapy practitioner noticed a significant difference in the size between the client’s right and left hands. Which of the following is TRUE of hand volume assessment for clients with edema of the hand?

  • A. Hand volume should be measured at the same time of the day since edema varies with rest and activity
  • B. The volumeter is used to measure edema of an individual finger of the hand
  • C. Measurements should be made before and after the intervention to measure the effects of therapy
  • D. The therapy practitioner measures the water remaining in the volumeter after the hand is immersed to measure hand volume

The Answer and Explanation

Did you get it right? The correct answer is: C

Hand volume is measured to assess the presence of edema, and the effect of intervention and activities. Objective data of hand volume, using a volumeter, will help the therapy practitioner assess the response of the tissues to a plan of care designed to reduce edema.

Hand volumeter set measuring hand volume by water displacement into a graduated cylinder.

Incorrect Answers and Explanations

Answer A: Hand volume should be measured at different times of the day to measure the effects of rest, activity, and intervention.

Answer B: Circumferential measurement using a circumference tape or jeweler’s ring-size standards is used to assess edema in the individual fingers.

Answer D: The client is instructed to immerse the hand in the volumeter. The water displaced from the volumeter is allowed to empty into a large beaker. The water in the beaker is poured into a graduated cylinder. The cylinder is placed on a level surface and the therapist makes a reading of the hand volume. The therapy practitioner must measure the displaced water instead of the remaining water.

Bottom Line:

Hand volume is measured to assess the presence of edema, and the effect of intervention and activities. Objective data of hand volume, through the use of a volumeter, will help the therapy practitioner assess the response of the tissues to a plan of care designed to reduce edema.

For more information, see:

Pedretti’s occupational therapy: Practice skills for physical dysfunction (9th edition.). Chapter 40: Hand and Upper Extremity Injuries.

Get More Free Practice Questions

Want to keep preparing for your upcoming NBCOT COTA exam? Check out our free OTA SmartBank trial.

*NBCOT® and OTR® are registered trademarks owned by National Board for Certification in Occupational Therapy, Inc. TrueLearn is not affiliated with or endorsed by National Board for Certification in Occupational Therapy, Inc.

Related Content

How to Study for the NBCOT COTA®* Exam
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How to Study for the NBCOT COTA®* Exam

Occupational Therapy Assistant

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