Posts Tagged ‘usmle-rx’
Essentials – Megaloblastic Anemia
Megaloblast. Now there’s a word you don’t hear every day. The root -blast comes from the Greek blastos, meaning “germ” or “bud,” and is familiar from terms like blast cells—very young hematopoietic precursor cells. Megalo- comes from the Greek megas, meaning “large” or “great,” as in splenomegaly. So is a megaloblast simply a large, immature…
Read MoreEssentials – Multiple Endocrine Neoplasia Syndromes
Multiple endocrine neoplasia (MEN) refers to a group of rare inherited syndromes that increase the risk of developing tumors in multiple endocrine organs. MEN affects men and women at roughly equal rates and occurs across geographic, racial, and ethnic groups. These syndromes are caused by genetic mutations inherited in an autosomal dominant pattern, meaning an…
Read MoreEssentials – Stimulants and Cognitive-Enhancing Drugs
In this episode, we explore stimulants and cognitive-enhancing drugs, medications used to improve alertness, attention, memory, and cognition. You’ll learn how commonly used agents such as amphetamines, methylphenidate, modafinil, caffeine, donepezil, rivastigmine, galantamine, and memantine work, along with the conditions they’re used to treat. We’ll also review important adverse effects, contraindications, and serious safety concerns,…
Read MoreEssentials – Physiology of the Renal Tubular System
Why does a patient on furosemide end up needing a potassium supplement? In this episode we walk the length of the nephron— proximal tubule, loop of Henle, distal convoluted tubule, and collecting duct—and trace exactly how each segment reabsorbs and secretes to keep sodium, water, potassium, and acid-base in balance. Along the way we hit…
Read MoreEssentials – Gastrointestinal Regulatory Substances
Digestion is regulated by a complex network of hormones, peptides, and neural signals. In this episode, we review the major gastrointestinal hormones, introduce several secondary regulatory peptides, and explain how the GI tract senses its luminal contents and integrates multiple signals to control digestive function. After listening to this episode, you should be able to:…
Read MoreShock
Looking for more information on this topic? Check out the Shock brick. If you enjoyed this episode, we’d love for you to leave a review on Apple Podcasts. It helps with our visibility, and the more med students (or future med students) listen to the podcast, the more we can provide to the future physicians of…
Read MorePhysiology of the Renal Tubular System
Looking for more information on this topic? Check out the Physiology of the Renal Tubular System brick. If you enjoyed this episode, we’d love for you to leave a review on Apple Podcasts. It helps with our visibility, and the more med students (or future med students) listen to the podcast, the more we can provide…
Read MorePericardial Effusion and Cardiac Tamponade
Looking for more information on this topic? Check out the Congenital Adrenal Hyperplasia brick. If you enjoyed this episode, we’d love for you to leave a review on Apple Podcasts. It helps with our visibility, and the more med students (or future med students) listen to the podcast, the more we can provide to the future…
Read MoreBlood Pressure Control: Foundations and Frameworks (Re-release)
Looking for more information on this topic? Check out the Thrombotic Disorders: Foundations and Frameworks brick. If you enjoyed this episode, we’d love for you to leave a review on Apple Podcasts. It helps with our visibility, and the more med students (or future med students) listen to the podcast, the more we can provide to the…
Read MoreDiuretics: Foundations and Frameworks (Re-release)
Looking for more information on this topic? Check out the Physiology of Diuretics brick. If you enjoyed this episode, we’d love for you to leave a review on Apple Podcasts. It helps with our visibility, and the more med students (or future med students) listen to the podcast, the more we can provide to the future…
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