Respiratory System Physiology MBBS 1st Year | FARRE 2025 One Shot | Dr. Vivek

👇Complete MBBS Course 👇 1 Year ₹4,999/- 5.5 Years ₹12,999/- Check Out the PW MedEd One Plan ✅: https://meded.onelink.me/5aR9/ogdp7ihj 🔗PW MedEd Subscription: https://meded.onelink.me/5aR9/lm6bdtvs ✅Enroll Now in MBBS 1st Year MBBS Now :- https://pwmeded.page.link/oTwi ✅Get Enrolled in 2nd Year MBBS Now :- https://pwmeded.page.link/6SzE ✅Get Enrolled in 3rd Year MBBS Now :- https://pwmeded.page.link/jA3t ✅Get Enrolled in 4th Year MBBS Now :- https://pwmeded.page.link/ZX8U 📲 PW MedEd App/Website: https://meded.onelink.me/5aR9/lm6bdtvs 📕 PW MedEd Notes - 👉🏻 Meded Hard copy Notes :https://store.pw.live/govt-entrance-e... 👉🏻 Lecture Notes Available on PW MedEd App: https://meded.onelink.me/5aR9/bc3otiom ------------------------------------------------------- About the Video :- Master the Respiratory System Physiology in one go with Dr. Vivek in this FARRE 2025 one-shot lecture for MBBS 1st-year students. This session covers all high-yield topics, exam-focused concepts, and essential physiology fundamentals to help you prepare effectively for your university exams and competitive medical entrance tests. Whether you're revising before exams or learning the topic for the first time, this lecture will help you grasp the respiratory system quickly and thoroughly. 📌 Topics Covered: Mechanics of breathing Gas exchange and transport Lung volumes and capacities Regulation of respiration Applied aspects & clinical correlations 🎯 Best for: MBBS 1st Year, FARRE 2025 preparation, university exams, NEET PG basics. 📚 FARRE Series: A high-yield, exam-oriented lecture series designed for medical students to revise efficiently and score high. 00:00 - Introduction & Contact Queries 02:08 - Important Systems for Exams (CVS, RS, CNS, Kidney) 04:06 - Respiratory System Overview & Approach 06:22 - Last Minute Revision Topics (Breathing Mechanism & Gas Transport) 07:33 - Mechanism of Breathing (Long Question Strategy) 11:55 - Inspiration & Expiration Basics 15:06 - Muscles of Breathing (Quiet vs Forceful) 17:11 - Abdomino-thoracic vs Thoraco-abdominal Breathing 20:41 - Bucket Handle & Pump Handle Movements 21:59 - Intra-thoracic/Intra-pleural Pressure 24:42 - Negative Intra-pleural Pressure Reasons 27:23 - Why Pleura Don't Separate? (Hydraulic Traction) 30:00 - Pressure Changes during Inspiration & Expiration 31:38 - Pressures in Forceful Breathing (Valsalva, Muller's) 35:19 - Intra-alveolar Pressure 36:43 - Trans-pulmonary & Trans-mural Pressure 40:01 - Clinical Application: Spinal Cord Injury 43:02 - Surfactant: Production, Composition & Functions 51:47 - Functions of Surfactant (Stability, Compliance) 53:21 - Law of Laplace & Alveolar Stability 57:22 - Respiratory Distress Syndrome (IRDS/ARDS) 01:01:46 - Fetal Lung Maturation (L/S Ratio) 01:03:33 - Lung Compliance (Static, Specific, Dynamic) 01:14:07 - Compliance Diagram (Hysteresis) 01:18:15 - Compliance in Restrictive vs Obstructive Diseases 01:26:40 - Work of Breathing 01:29:04 - COPD (Chronic Obstructive Pulmonary Disease) 01:31:42 - Breathing Pattern in COPD 01:36:38 - Blue Bloaters vs Pink Puffers 01:39:40 - Lung Volumes & Capacities (Spirometry) 01:51:00 - Tidal Volume, IRV, ERV, RV 01:54:14 - Inspiratory Capacity, FRC, Vital Capacity, TLC 02:03:10 - Timed Vital Capacity (FEV1) 02:07:08 - Dead Space (Anatomic vs Physiologic) 02:11:06 - Tracheostomy & Dead Space 02:12:40 - Pulmonary Circulation 02:21:40 - Ventilation-Perfusion Ratio (V/Q Ratio) 02:25:27 - V/Q Mismatch: Apex vs Base of Lung 02:37:24 - Oxygen Transport: From Atmosphere to Blood 03:02:14 - Oxygen-Hemoglobin Dissociation Curve (S-Shape) 03:09:08 - P50 & Advantage of S-Shape Curve 03:13:49 - Shift of Curve (Right vs Left) & Bohr Effect 03:22:36 - Regulation of Breathing (Neural) 03:26:12 - Respiratory Centers (DRG, VRG, Apneustic, Pneumotaxic) 03:29:32 - Pre-Bötzinger Complex (Pacemaker) 03:32:39 - Effects of Lesions (Transection) 03:38:40 - Abnormal Breathing Patterns (Cheyne-Stokes, Kussmaul, Biot's) 03:48:13 - Chemical Regulation (Chemoreceptors) 03:55:51 - Hypoxia Types & Causes 04:00:59 - High Altitude Physiology & Acclimatization 04:08:49 - Deep Sea Physiology: Nitrogen Narcosis 04:12:33 - Caisson's Disease (Decompression Sickness) ------------------------------------------------------- 📌 PW MedEd SOCIAL MEDIA - 🌐 Telegram: https://t.me/pwmeded 🌐 Instagram:   / pw_meded   🌐 Facebook:   / 746577550133506   ------------------------------------------------------- 📌 PHYSICS WALLAH SOCIAL MEDIA - 🌐 Telegram: https://t.me/Physics_Wallah_Official_... 🌐 Instagram:   / physicswallah   🌐 Facebook:   / physicswallah   ------------------------------------------------------- 📌 For any Queries or Complaints visit:   / 746577550133506   OR give a Missed Call on 07019-243-492 -------------------------------------------------------