In this episode of the RD Exam Ready Podcast, we explore the major structures and functions of the GI tract, the key enzymes driving digestion, and the hormones that regulate the process. Zak breaks down complex physiology into exam-focused takeaways — then applies the material to targeted practice questions. Happy Studying RD2Be! 

In this episode of the RD Exam Ready Podcast, we take a focused look at nutrition during pregnancy. Zak reviews key physiological changes, macronutrient and micronutrient needs, and pregnancy weight gain guidelines — all aligned with what you’ll need to know for exam day. Then, we apply it all to targeted practice questions using process of elimination to help reinforce your learning and boost your confidence.

In this episode of the RD Exam Ready Podcast, we break down the pathology and Medical Nutrition Therapy (MNT) for Heart Failure. From medical management to diet prescription, we cover it all! Learn about what you need to know about Heart Failure for your Exam Day!

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Practice Questions: 

1. A patient is being discharged from the hospital and the RD has been assigned to provide a discharge nutrition prescription. Which of the following would be the most appropriate prescription for a 100 kg male patient?

A. Sodium-restricted, fluid-restricted, low-protein diet 
B. High-sodium, fluid-restricted, low-fat diet 
C. High-carb, low sodium, high-protein diet
D. Sodium-restricted, fluid-restricted, high protein diet 

2. A patient with CHF is showing signs of lower extremity edema. This is likely due to: 
A. The ventricle size decreasing 
B. The patient is following the DASH Diet  
C. Aldosterone and angiotensin causing increased fluid and sodium retention
D. Excessive exercise 

3. A 75 kg female presents to the hospital with dyspnea and coughing. Her BNP is elevated and she reports recent weight loss secondary to inability to consume meals due to fullness and chest tightness. She is not able to provide a 24-hour recall during your assessment. What would be the appropriate nutrition problem for this patient? 
A. Inadequate energy intake 
B. Obesity
C. Unintentional weight loss
D. Severe Malnutrition 

Does the word “calculations” make your chest tighten? You’re not alone. In this episode of the RD Exam Ready Podcast, Zak Kaesberg, RD, helps you tackle one of the most intimidating parts of the exam — math. You’ll learn how to confidently approach breakeven point calculations, when to use each of the two key formulas, and how to practice with purpose. With relatable examples, pneumonic tips, and a positive mindset, you'll see that “good enough” math can be more than enough to pass the RD exam.

Struggling with your Biochem? In this episode, Zak breaks down the core biochemistry concepts you’ll need for the CDR exam — with a focus on what actually shows up on test day (no deep dives, just the essentials).

You’ll learn:

• The inputs, outputs, and locations of key metabolic pathways
• How your body uses and stores glucose through glycolysis, the TCA cycle, and glycogenesis
• What happens in fasted vs. fed states, and how hormones like insulin and glucagon play a role
• How to study biochem effectively with diagrams, stories, and active recall techniques

Whether biochem feels overwhelming or you're just looking to simplify, this episode will help you study smarter and feel more confident.

🎧 Tune in, take notes, and keep moving forward, RD2Be!

Starting your RD exam study journey? In this episode, Zak walks you through the CDR exam outline and shares a realistic, balanced study plan to help you prep smarter — not harder.

You’ll learn:

• The breakdown of each domain and what to focus on
• A weekly study schedule that fits real life
• How to shift from learning to applying knowledge
• What to do (and NOT do) in the final 48 hours before your exam

Whether it’s your first or fifth time taking the exam, this episode will help you build confidence and structure your prep the right way.

🎧 Tune in, take notes, and set yourself up for success!

RDs and RDs2Be! Come learn about this show and how I can help all students pass the CDR Exam!