Exam Comparison
ARRT (R) vs RDN
Comparing the ARRT Radiography Certification Exam (R) and the CDR Registered Dietitian Nutritionist Exam (RDN). Both fall under Allied Health & Medicine. Both are covered by the Allied Health Exam Prep app.
ARRT (R) vs RDN: At a Glance
| Detail | ARRT (R) | RDN |
|---|---|---|
| Full Name | ARRT Radiography Certification Exam (R) | CDR Registered Dietitian Nutritionist Exam (RDN) |
| Governing Body | ARRT | CDR |
| Number of Questions | — | — |
| Time Limit | — | — |
| Passing Score | — | — |
| Exam Fee | — | — |
| Category | Allied Health & Medicine | Allied Health & Medicine |
| C3RT App | Allied Health Exam Prep Soon | Allied Health Exam Prep Soon |
Content Areas Compared
ARRT (R) Domains
- Radiation Protection(17%)
- Equipment Operation and Quality Control(9%)
- Image Production(23%)
- Radiographic Procedures(37%)
- Patient Care and Education(14%)
RDN Domains
- Principles of Dietetics(12%)
- Nutrition Care for Individuals and Groups(50%)
- Management of Food and Nutrition Programs and Services(21%)
- Support of Research(17%)
Frequently Asked Questions
What is the difference between ARRT (R) and RDN?
The ARRT (R) (ARRT Radiography Certification Exam (R)) is administered by ARRT. The RDN (CDR Registered Dietitian Nutritionist Exam (RDN)) is administered by CDR. Both are Allied Health & Medicine credentials.
Can I take both the ARRT (R) and the RDN?
Yes, the ARRT (R) and RDN are separate credentials with separate eligibility requirements. Each is awarded by a different governing body (ARRT and CDR respectively). Check the official requirements for each before registering.
Which should I take first, ARRT (R) or RDN?
The right sequence depends on your career goals and current credentials. The ARRT (R) is offered by ARRT, while the RDN is offered by CDR. Review the eligibility requirements for each with the respective governing bodies before deciding.
Does C3RT cover both the ARRT (R) and the RDN?
C3RT is building apps for both the ARRT (R) and the RDN. Both will be available on iOS and Mac.
The ARRT Radiography Certification Exam (R) (ARRT (R)) is administered by ARRT. The CDR Registered Dietitian Nutritionist Exam (RDN) (RDN) is administered by CDR. C3RT is not affiliated with either organisation. Certification names and trademarks are the property of their respective owners.