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This episode covers respiratory anatomy, the mechanics of breathing, lung volumes, gas exchange driven by partial pressures, O₂ and CO₂ transport (including the bicarbonate buffer system), and the regulation of breathing. Companion notes and flashcards at: https://reviewmcat.com/respiratory_system
This episode covers heart anatomy, blood flow through the pulmonary and systemic circuits, the cardiac cycle (systole/diastole), the heart’s electrical conduction system, and how to interpret an ECG. Companion notes and flashcards at: https://reviewmcat.com/cardiovascular_1_heart
This episode provides a comprehensive review of the endocrine system, covering hormone types, signaling pathways, and feedback regulation. We tour the major endocrine glands and their hormones, and explain key regulatory axes like the HPA, HPG, HPT, and RAAS, along with relevant disorders. Companion notes and flashcards at: https://reviewmcat.com/09-endocrine-system/