At the top of this page, you will find a button that provides full access to the Computer Tomography (CT) practice exam. Right below it, there is an opportunity to engage in a comprehensive practice test, specifically designed for thorough review. These tests are crucial for demonstrating your skills, pinpointing areas for improvement, and refining your study strategies.

To enhance your preparation further, particularly in topics that require additional attention, we have created specialized quizzes. These quizzes are carefully designed to focus on distinct segments of the Radiography exam, ensuring a targeted and efficient study experience.

Computer Tomography (CT) Domain Exams

The Computer Tomography (CT) exam, administered by the American Registry of Radiologic Technologists (ARRT), assesses the competency of technologists in a CT imaging environment. The exam is divided into specific content areas, each with a designated percentage of questions that focus on crucial aspects of CT technology and patient care. 

Here’s a breakdown of the primary domains covered in the CT exam:

Domain 1: Patient Care

  • Percentage of Exam: 13%
  • Key Topics: This section includes patient assessment, monitoring techniques, IV insertion, contrast administration, and management of complications.

Welcome to your CT Domain 1: Patient Care

Domain 2: Safety

  • Percentage of Exam: 13%
  • Key Topics: Emphasizes radiation physics and radiobiology, radiation protection principles, and the correct use of imaging parameters to minimize exposure.

Welcome to your CT Domain 2: Safety

Domain 3: Image Production

  • Percentage of Exam: 30%
  • Key Topics: Includes understanding of the physics of CT, scanning techniques, artifacts, and factors affecting image quality (e.g., noise, resolution, contrast).

Welcome to your CT Domain 3: Image Production

Domain 4: Procedures

  • Percentage of Exam: 44%
  • Key Topics: Focuses on the specifics of conducting CT exams for various parts of the body, including protocol selection and modifications.

Welcome to your CT Domain 4: Procedures

Domain% of ExamFocus Area
Patient Care24%Patient interactions, management of adverse reactions, basic life support
Safety16%Radiation protection, patient screening, contraindications
Image Production35%Image acquisition and evaluation, CT system operations, image processing
Procedures25%Patient preparation, procedural protocols, anatomical considerations

Additional Preparation Strategies

  • Practice Exams: Taking practice exams can help you understand the format of the questions and identify areas where you need more study.
  • Peer Study Groups: Joining or forming study groups can provide support and facilitate knowledge exchange, especially for complex topics like radiation safety and image processing.
  • Continuing Education: Attend seminars, workshops, and webinars focused on the latest CT technologies and safety guidelines.
  • ARRT Resources: Utilize study materials directly from the ARRT, including their outlines and guidelines which are specifically designed to align with the exam content.

Computer Tomography (CT) Exam Breakdown

A Computer Tomography (CT) exam, also known as a CT scan, is a medical imaging procedure that combines multiple X-ray measurements taken from different angles to produce detailed cross-sectional images of areas inside the body. These images provide more detailed information than regular X-ray exams. Here’s a breakdown of the process and aspects of a CT scan:

  1. Technology and Principle: A CT scanner uses X-ray equipment and digital computer technology. The X-ray beam circles around the part of the body to be visualized. As the X-rays pass through the body, they are detected by sensors and then analyzed by a computer to generate a detailed image of the internal organs, bones, and tissues.
  2. Preparation for the Exam: Preparation can vary depending on the area being examined. Patients may be asked to avoid eating for a certain period before the scan. In some cases, a contrast material might be used to enhance the visibility of certain areas, which can be administered orally, intravenously, or through other routes.
  3. During the Scan: During the CT exam, the patient lies on a motorized table that slides into a circular opening of the scanning machine. The patient needs to remain still during the scan to ensure clear images. The procedure is painless and usually takes about 10 to 30 minutes depending on the area being scanned and the type of CT.
  4. Post-Scan Process: After the scan, there’s generally no recovery time unless sedation was used. Patients can usually resume their usual activities. If a contrast dye was used, they might be instructed to drink plenty of fluids to help flush it out of their body.
  5. Uses and Applications: CT scans are used for a variety of diagnostic and therapeutic purposes. They help detect bone and joint problems, monitor diseases such as cancer, heart disease, lung nodules, and liver masses, and guide surgical procedures.
  6. Risks and Considerations: The primary risk of a CT scan is radiation exposure; however, the diagnostic benefits generally outweigh the risks. Special considerations are taken for children and pregnant women due to their sensitivity to radiation.
  7. Interpretation of Results: A radiologist, who is a doctor trained in the interpretation of imaging exams, analyzes the images and sends a report to the patient’s doctor, who then discusses the results with the patient.

How to Become Computer Tomography Certified

To become certified in Computed Tomography (CT) as recognized by the American Registry of Radiologic Technologists (ARRT), you must follow a series of steps which start from basic education in radiology to specialized certification in CT:

  • Educational Background: Initially, you need to graduate from high school or obtain a GED, with a focus on science courses if possible.
  • Radiologic Technology Program: Enroll in an accredited program in radiologic technology. These programs are typically two years long if taken at a technical or vocational college, or four years at a university. Some hospitals and even the U.S. military offer comparable training programs.
  • Primary Certification: Upon completing the radiologic technology program, you need to pass the ARRT certification exam in a primary radiologic technology discipline, such as radiography, nuclear medicine technology, or radiation therapy.
  • Clinical Experience: Before taking the CT certification exam, you must document experience in performing CT scans. ARRT requires you to perform and document 59 specific CT procedures. These include imaging major body areas, special procedures, and tasks related to image processing and quality control.
  • CT Certification Exam: After fulfilling the clinical experience requirement, you can apply for the CT certification exam through ARRT. The exam consists of multiple-choice questions covering patient care, safety, image production, and imaging procedures.
  • Continuing Education: To maintain your CT certification, ARRT requires ongoing education. You must earn and document 24 Continuing Education (CE) credits every two years. These can be obtained through courses, seminars, or other educational activities.

The process ensures that a CT technologist is well-versed in both the technical and patient care aspects of CT imaging. It’s also advisable to check state-specific licensing requirements, as some states might have additional requirements or separate licensure for imaging technologists.

Our Experience Teaching Computer Tomography (CT) Candidates To Pass The Exam

At Career Employer, the journey of creating our Computer Tomography (CT) practice tests has been both rewarding and challenging, characterized by significant milestones. We were driven by the wide range of topics covered in the exam and aimed to meet the specific needs of our learners.

Our approach has been thoughtfully developed to ensure that each student is thoroughly prepared to excel in the exam. Our dedication to delivering a complete educational experience is evident in the comprehensive and detailed nature of our practice materials. This underscores our commitment to the success of our students, showing our determination to support them at every stage of their preparation.

From a lecturer’s perspective, teaching Computer Tomography (CT) certification involves a thorough understanding of both theoretical knowledge and practical skills, which are crucial for students aspiring to excel in this medical imaging field. Educators need to cover a broad spectrum of topics ranging from the basics of CT technology, patient care, and radiation safety to more advanced concepts such as the handling of specific medical scenarios and the latest technological advancements in CT.

  • Theoretical and Practical Coverage: Educators cover both theoretical concepts and practical skills essential for CT technology, including patient care and radiation safety.
  • Flexible Learning Formats: Courses typically blend online didactic instruction with practical clinical experiences, facilitating learning for working professionals. For example, the MSU Texas CT program offers an entirely online academic path complemented by clinical training at accessible locations​​.
  • Engaging Educational Materials: Platforms like CTtechBootCamp use multimedia tools such as video lessons and interactive quizzes to improve learning outcomes and retention, and prepare students for certification exams​.
  • Continuing Education: Continuous learning is crucial due to rapid advancements in CT technology. Courses from organizations like ASRT provide updates on specialty areas within CT and contribute towards certification maintenance​.
  • Hands-On Training: Specialized training sessions, such as those offered by Siemens Healthineers, focus on practical skills with state-of-the-art CT equipment, often conducted at clinical centers or during medical conferences​​.
  • Certification Preparation: Educational platforms offer extensive preparation materials for certification exams, including mock tests and comprehensive study guides to ensure students are exam-ready.
  • Multifaceted Teaching Approach: Lecturers are responsible not only for delivering content but also for updating educational materials to include the latest technological and clinical practices, ensuring graduates are well-prepared for the field.

This structured approach ensures a comprehensive learning experience, preparing students effectively for professional certification and subsequent career challenges in the field of computed tomography.

At Career Employer, the creation of our Computer Tomography (CT) certification practice tests is a collective triumph spearheaded by a team of dedicated specialists. Each team member contributes extensive experience and specialized expertise, crucial for preparing candidates for the Computer Tomography exam. This pooled expertise has played a pivotal role in aiding over 1000 medical imaging specialists to obtain their Computer Tomography certifications, with a focused commitment to the specific needs of radiography technicians.

Our team comprises seasoned professionals, each boasting more than ten years of focused experience in Computer Tomography. This depth of expertise guarantees that our practice materials are crafted by leading experts in the field and are highly effective in preparing candidates for successful certification. Our steadfast commitment to quality ensures that users of our resources are well-equipped and thoroughly prepared to confidently pursue their certification goals.

Effective Study Strategies and Methods

Studying for the Computer Tomography (CT) exam requires a strategic approach that emphasizes comprehensive preparation and tailored study methods. Here are some effective strategies and resources to help you prepare for the CT exam:

  • Comprehensive Study Guides: Utilize structured study guides like “Mosby’s Exam Review for Computed Tomography”, which provides in-depth reviews in an easy-to-follow outline format. It covers all essential areas such as patient care, safety, imaging procedures, and CT image production. Additionally, the guide includes three 160-question mock exams and an online test bank of 700 questions for varied practice​.
  • Mock Exams: Engaging with mock exams is crucial. Resources like RadProf’s CT Mock Registry Exam offer practice tests designed to closely mimic the actual exam format. These tests help familiarize you with the exam’s structure and timing, while also enhancing your ability to recall and apply knowledge under exam conditions​.
  • Interactive Learning Tools: If you prefer a digital approach, the VitalSource eBook version of study materials offers features like bookmarks, note sharing, and interactive content that can aid in your study. This can be particularly useful for engaging with the material in a more dynamic way, which can improve retention and understanding​​.
  • Engagement with Varied Learning Styles: Programs like The Tuffest Stuff CT Registry Review cater to different learning styles—visual, auditory, and kinesthetic—offering webinars, live seminars, and interactive worksheets. Such resources help in reinforcing knowledge through multiple modes of learning, ensuring that all types of learners can benefit​.
  • Regular Practice and Revision: Continuously test yourself with practice questions and flashcards to reinforce what you have learned. Mometrix offers CT flashcards that break down complex subjects into manageable segments, which is helpful for quick reviews and ensuring that you’re well-versed in key concepts before the exam​​.
  • Online Forums and Communities: Engaging with online forums and communities can also provide additional insights and tips from peers who are also preparing for the CT exam. Sharing experiences and resources can provide moral support and potentially highlight aspects of the exam you may have overlooked.

By integrating these strategies and utilizing the recommended resources, you can enhance your preparation for the CT exam, aiming not just to pass but to excel. Always ensure that you adapt your study methods to suit your personal learning style and pace for the best outcomes.


Certification BodyExam FeeAdditional Costs
CBCCTUSD 1,050 (regular); USD 1,250 (late)Recertification every 10 years
ARRTVaries (not specified)Annual registration, continuing education
NMTCBContact NMTCB for detailsNot specified

The cost of obtaining a CT board certification involves several components, including registration, preparation (study materials and courses), and the final examination fee. Here’s a breakdown of these costs across different certifying bodies:

1. Certification Board of Cardiovascular Computed Tomography (CBCCT)

  • Exam Fee: The fee for the initial CBCCT certification exam is USD 1,050 if you register by the regular application deadline. A late registration will cost USD 1,250. This fee covers the application and examination process.
  • Study Materials: CBCCT does not specify required study materials, but candidates are likely to incur costs for textbooks or review courses, which can vary widely.
  • Recertification: Occurs every 10 years with its associated costs, not specified in the initial details provided​.

2. American Registry of Radiologic Technologists (ARRT)

  • Exam Fee: ARRT certification costs are not detailed explicitly in the provided sources, but generally include an application fee and an examination fee. These fees are part of the application process for obtaining a CT credential.
  • Study Materials and Courses: Costs for preparation materials are additional and depend on the choices of the candidate, such as online courses, textbooks, or review sessions.
  • Ongoing Requirements: Maintaining certification with ARRT involves annual registration fees and continuing education, which also have associated costs​​.

3. Nuclear Medicine Technology Certification Board (NMTCB)

  • Exam Fee: Specific fees for the NMTCB CT certification exams were not listed in the source, suggesting that candidates should contact NMTCB directly or check their official website for the most current information.
  • Study Materials: Like other boards, NMTCB provides a content outline but does not endorse specific study guides. Candidates will need to budget for preparation materials based on individual study plans​.

Additional Considerations

  • Training and Practical Experience: Some certifications might require documented clinical experience or hands-on training, which could be part of a candidate’s job or might involve additional costs if pursued through specialized courses or externships.
  • Continuing Education: After certification, technologists must meet ongoing education requirements, which may involve course fees or costs for attending conferences and seminars to earn continuing education credits.

These costs can add up, making it essential for candidates to plan financially for the entire certification process. For exact figures, especially regarding exam fees and registration deadlines, it’s recommended to visit the official websites of CBCCT, ARRT, and NMTCB or to contact these organizations directly. This approach ensures you have the most up-to-date and specific information tailored to your certification path.

Reliable Study Materials and Resources

To prepare for the Computer Tomography (CT) certification exam, you have several excellent online resources at your disposal:

  • ASRT Computed Tomography Roadmap – Offered by the American Society of Radiologic Technologists (ASRT), this resource provides a structured 12-month preparation plan with milestones that include study materials and valuable advice for the CT certification exam. It caters to both ARRT and NMTCB certification routes. 
  • – This site offers a comprehensive online course approved by ARRT® as structured education for CT. It includes full-length practice exams, interactive study guides, and other practice content in anatomy, physics, patient care, and procedures. Their approach is highly interactive, aiming to make learning engaging and effective. 
  • – The Tuffest Stuff CT Registry Review at Radprof offers a robust preparation program, including on-demand lectures, worksheets, quizzes, workbooks, and mock exams. It’s designed to help you pass the ARRT CT Registry Exam on the first try by providing in-depth content and direct access to the curriculum’s author for guidance. 
  • Mometrix Test Preparation – Mometrix offers a free practice test for the CT exam along with study guides that cover various subjects tested in the exam, such as patient care, image evaluation, and procedures. Their resources help in breaking down complex subjects into understandable concepts. 

These resources offer a variety of materials and methods, from structured education programs to practice tests and interactive guides, to suit different learning styles and preparation needs. Utilizing a combination of these could provide a comprehensive approach to preparing for your CT certification exam.

Tips for Exam Day

Here are some comprehensive exam day tips to help you perform your best during your Computer Tomography (CT) certification exam:

  1. Preparation Before the Exam: Review all study materials thoroughly leading up to the exam. Use specialized review sites and interactive platforms to solidify your knowledge and confidence in handling different types of questions you might encounter.
  2. Understanding the Test Format: Familiarize yourself with the exam structure, including the types of questions and the breakdown of content areas such as Patient Care, Safety, Image Production, and Imaging Procedures. This helps in managing your time effectively during the exam​.
  3. Time Management: The exam consists of multiple-choice questions and may include tasks like selecting multiple answers or arranging items in the correct order. Each section is mixed randomly, so practice pacing yourself to ensure you can complete all sections in the allotted time. Aim to spend about a minute per question​.
  4. Day Before the Exam: Get everything ready that you will need for the exam day, such as your ID, confirmation letters, and directions to the testing center. Try to get a good night’s sleep to ensure you are rested and alert.
  5. Morning of the Exam: Eat a nutritious breakfast and avoid heavy meals that might make you feel sluggish. Hydrate well, but moderate your fluid intake to avoid frequent bathroom breaks during the test.
  6. Arrival at the Testing Center: Arrive early to the test center; being there at least 30 minutes before the exam starts can reduce stress and give you time to do a final review or simply relax before entering the exam hall.
  7. During the Exam: Read each question carefully and don’t rush. Use the process of elimination on multiple-choice questions to narrow down your choices. If you are unsure of an answer, mark it and come back to it later if time allows.
  8. Post-Exam: Once the exam is over, take time to relax and unwind. Avoid dwelling on any mistakes or questions you were unsure about; focus instead on the effort you put in and prepare for the next steps based on your results.

By following these tips, you can approach your CT exam day with confidence and a clear plan for success.

Post-Exam: Next Steps

After your Computer Tomography (CT) exam, there are several important steps and considerations to follow, particularly if your procedure involved the use of a contrast agent.

  1. Monitor for Side Effects: If contrast dye was used during your CT scan, monitor for any side effects or reactions, such as itching, swelling, rash, or difficulty breathing. These symptoms could indicate an allergic reaction. Any unusual pain, redness, or swelling at the injection site should be reported to your doctor as they could signify an infection​.
  2. Post-Procedure Care: Generally, there are no special care requirements after a CT scan, and you can resume your usual diet and activities unless otherwise instructed by your doctor. If you received an IV contrast, it’s crucial to hydrate well to help your body eliminate the contrast material more efficiently​​.
  3. Follow-Up on Results: The results of your CT scan will usually be sent to your referring doctor, who will discuss them with you. If you had a sedative for the scan, ensure you have someone to drive you home, as you should not operate vehicles until the effects have completely worn off​​.
  4. Special Instructions for Nursing Mothers: If you are breastfeeding and a contrast agent was used, you might be advised to avoid breastfeeding for 24 hours post-exam. This is to ensure that any contrast agent does not affect the baby. It’s recommended to use expressed milk stored beforehand during this period​.
  5. Educational Resources: If you have any further questions about your CT exam, or if you need detailed explanations of the procedure and follow-up care, contacting your health provider or the hospital’s patient care services can be beneficial. They can provide specific guidance based on the type of CT scan performed and any personal medical considerations.


  1. “CT Scan – Mayo Clinic.” Mayo Clinic,
  2. “Credential Options – Computed Tomography | ARRT.” American Registry of Radiologic Technologists (ARRT),
  3. “ARRT CT Certification Exam.” Clover Learning,
  4. “How to Become a Certified CT Scan Technician.”,
  5. “ARRT Certification and Registration.” American Registry of Radiologic Technologists (ARRT),
  6. “Computed Tomography Program.” Midwestern State University Texas,
  7. “CT Tech Bootcamp.” Clover Learning,
  8. “CT Training | ASRT.” American Society of Radiologic Technologists,
  9. “Training and Education – Siemens Healthineers.” Siemens Healthineers,
  10. “Mosby’s Exam Review for Computed Tomography.” Elsevier Health,
  11. “CT Mock Exam Benefits.” RadProf,
  12. “CT Practice Test.” Mometrix Test Preparation,
  13. “CBCCT |” Alliance for Physician Certification & Advancement,
  14. “Exams | NMTCB.” Nuclear Medicine Technology Certification Board,
  15. “Computed Tomography Roadmap | ASRT.” American Society of Radiologic Technologists,
  16. “CTTutor.”
  17. “RadProf.”
  18. “Exam Day Information | ARRT.” American Registry of Radiologic Technologists (ARRT),
  19. “ARRT CT Practice Tests | Exam Edge.” Exam Edge,
  20. “After Your CT Scan – Stanford Health Care.” Stanford Health Care,
  21. “Computed Tomography | The Ottawa Hospital.” The Ottawa Hospital,
  22. “How Long Did It Take You to Get Your CT?” Reddit,
  23. “Computed Tomography – Abdomen.” Radiology CA,
  24. “The Ottawa Hospital.”
  25. “Radiology CA.”
  26. “Studying for CT Registry.” Reddit,
  27. “Studying Tips for CT Registry.” YouTube,

All Posts

career employers editorial process

Here at career employer, we focus a lot on providing factually accurate information that is always up to date. We strive to provide correct information using strict editorial processes, article editing and fact checking for all of the information found on our website. We only utilize trustworthy and relevant resources. To find out more, make sure to read our full editorial process page here.

Leave a Comment