Author

Gregory J. Dyer Page 6

Gregory J. Dyer, DNP, AGACNP-BC, manages postoperative cardiac surgical patients in an intensive care unit in Berkeley, California. He worked as an intensive care respiratory therapist before completing his BSN at Eastern Kentucky University and his doctoral training at Western Kentucky University. In addition to teaching physiology to allied health students, Dyer contributes to Biology Insights.

What Is Lithogenic Bile and How Does It Cause Gallstones?Gut & Kidney
Hypoxia and Hypercapnia: Causes, Effects, and Responses Heart & Lungs
Respiratory Rhythm: How It’s Generated and Regulated Heart & Lungs
What Is Non-Invasive NAVA and How Does It Work?Procedures
Impedance Threshold Device vs. PEEP: What’s the Difference?Heart & Lungs
Gastrin Hormone: Function, High Levels, and Low Levels Hormones
What Is Alveolar Simplification? Causes and Effects Heart & Lungs
What Does Gastrin Releasing Peptide Do?Hormones
Ventilatory Response Index: What It Is & Why It Matters Heart & Lungs
Intratracheal Injection: What It Is and Why It’s Done Procedures
End Tidal Volume: Meaning and Key Measurements Heart & Lungs
Digestive System Dynamics: Enzymes, Microbiome, Hormones Gut & Kidney
Diarrhea vs. Dysentery: Causes, Pathophysiology, and Treatment Gut & Kidney
Functional Vomiting: Brain-Gut Interplay and Diagnosis Gut & Kidney
Thoracic Lesion Insights: Symptoms, Diagnosis, and Intervention Heart & Lungs
HRV After Exercise: Impact on Cardiac Regulation Heart & Lungs
Crescent vs Avalon ECMO Cannula: Key Differences Procedures
PaO2 to SpO2: Practical Insights and Clinical Application Tests