Vitamin D and metabolic bone disease
Additional detailed videos Osmosis: Vitamin D (~9 min.) Osmosis: Osteomalacia and rickets (~8 min.) Osmosis: Bone disorders: Pathology review (~29 min.) High-yield handouts Activities Activity 1: Matching game (Tap to open.) Activity 2: Matching game (Tap to open.)
Lab 20: Dissection: Nose, Nasal Cavities, Paranasal Sinuses, Pharynx, and Larynx
Download this lab as a PDF Goals Identify the bones and cartilages of the external nose Bisect the head slightly off the midline to expose the nasal cavities and pharynx Examine the nasal septum, identify its parts, and describe it neurovascular supply Examine the lateral nasal wall and identify the nasal conchae (turbinates) and meatuses […]
Anatomy of a case report
Writing case reports: A balanced perspective As educators, we often encounter students eager to write case reports. Dr. Coidado fielded so many queries and requests for assistance that she reached out to me to help her create this resource. While I have many reservations about this effort and my own personal biases, it’s important that […]
Tachyarrhythmias and ectopy
https://youtu.be/fL5pOiHdunI In this video (scrub through the video to see chapters) 00:41 Review of basic principles 02:01 Practical arrhythmia summary 03:13 Normal HR, regular, and narrow QRS 06:18 Normal HR, irregular, and narrow QRS 09:55 Atrial flutter 12:58 Atrial fibrillation 15:23 Fast HR, regular, and narrow QRS 27:45 Fast HR, irregular, and narrow QRS 33:24 Normal HR, regular, and wide QRS 35:17 Normal HR, irregular, […]
Bradyarrhythmias
https://youtu.be/PQ4TtOWgvZ8 In this video (scrub through the video to see chapters) 00:32 Analyze, synthesize, manage 05:51 Fast? Slow? Irregular? 06:14 QRS Narrow? Wide? 06:38 Where are my P waves? 08:50 Normal HR, regular, and narrow QRS 09:55 Normal HR, irregular, and narrow QRS 14:32 Slow HR, regular, and narrow QRS 21:29 Slow HR, irregular, and narrow QRS 25:19 Normal HR, regular, and wide QRS […]
Basic principles of arrhythmias
https://youtu.be/9KfVgX35wTE In this video (scrub through the video to see chapters) 03:45 Basic principles of arrhythmias 07:33 Conduction block and arrhythmias 08:35 Abnormal automaticity 10:28 Triggered activity 12:08 Summary of basic principles so far 14:05 Reentry 18:18 Rhythm strips
Lab 19: Dissection: Pericardium, Heart, and Mediastinum
Download this lab as a PDF Goals Review the parts of the pericardium and spaces of the pericardial cavity. Define the boundaries and subdivisions of the mediastinum. Clean and review the structures of the superior and posterior mediastinum. Review the blood supply and venous drainage of the posterior thoracic wall. Clean the epicardium of the […]
Arrhythmia syndromes
https://youtu.be/o9mg8ejmJ28 In this video (scrub through the video to see chapters) 00:07 Arrhythmia syndromes 00:54 Wolff-Parkinson-White syndrome 09:07 Long QT syndrome 15:12 Never trust the computer’s QT interval measurement! 16:46 Brugada syndrome 18:54 Short QT syndrome
ST segments
https://youtu.be/poZwjetjP1Q In this video (scrub through the video to see chapters) 00:06 ST segments 01:36 Pathophysiology of ST segment displacement 02:54 Causes of ST segment displacement 05:55 Early repolarization 07:40 Pericarditis 10:27 ST segment elevation myocardial infarction (“STEMI”) 17:45 Evolution of ischemic changes on the ECG 20:23 Miscellaneous causes of ST displacement
Bundle branch block
https://youtu.be/k2MpGA_75Fc In this video (scrub through the video to see chapters) 00:09 Bundle branch block 02:34 ECG diagnosis of bundle branch block 03:24 Ventricular depolarization in LBBB 06:43 Ventricular depolarization in RBBB 11:09 Causes of RBBB 13:00 Example of LBBB 15:14 Causes of LBBB 16:15 WiLLiaM MoRRoW 17:45 Left anterior hemiblock 19:28 Left posterior hemiblock