Visual Revision

High-yield diagram decks · 112 diagrams · Dr D Academy

🫘Renal PhysiologyMRCEM Primary · Dr D revision · 25 diagrams▾
Structure & Function of the Kidney
Structure & Function of the Kidney
Nephron — Overview
Nephron — Overview
Renal Blood Supply
Renal Blood Supply
Renal Tubular Transport — Modes & Mechanisms
Renal Tubular Transport — Modes & Mechanisms
Glomerulus — the Filtration Barrier
Glomerulus — the Filtration Barrier
Glomerular Filtration Rate (GFR)
Glomerular Filtration Rate (GFR)
Creatinine Clearance
Creatinine Clearance
Juxtaglomerular Apparatus
Juxtaglomerular Apparatus
Proximal Tubule
Proximal Tubule
Loop of Henle
Loop of Henle
Diuretics — Sites & Mechanisms
Diuretics — Sites & Mechanisms
Distal Nephron (late DCT + collecting duct)
Distal Nephron (late DCT + collecting duct)
Renal Regulation of Acid–Base Balance
Renal Regulation of Acid–Base Balance
Acid–Base Disorders
Acid–Base Disorders
Anion Gap (MUDPILES / FUSED CARS)
Anion Gap (MUDPILES / FUSED CARS)
Hyperkalaemia — Causes, Features & ECG
Hyperkalaemia — Causes, Features & ECG
Hypokalaemia — Causes, Features & ECG
Hypokalaemia — Causes, Features & ECG
Renin–Angiotensin–Aldosterone System (RAAS)
Renin–Angiotensin–Aldosterone System (RAAS)
Aldosterone vs ADH (Vasopressin)
Aldosterone vs ADH (Vasopressin)
Potassium Handling Along the Nephron
Potassium Handling Along the Nephron
Phosphate Handling
Phosphate Handling
Renal Handling of Water Along the Nephron
Renal Handling of Water Along the Nephron
Urea Handling Along the Nephron
Urea Handling Along the Nephron
Calcium Homeostasis
Calcium Homeostasis
Sodium Handling Along the Nephron
Sodium Handling Along the Nephron
🩻Gastrointestinal PhysiologyMRCEM Primary · Dr D revision · 28 diagrams▾
Parts of the Gastrointestinal Tract
Parts of the Gastrointestinal Tract
Mastication
Mastication
Salivary Glands
Salivary Glands
Phases of Swallowing
Phases of Swallowing
Phases of Gastric Secretion
Phases of Gastric Secretion
Functions of the Stomach
Functions of the Stomach
Gastric Juice
Gastric Juice
Gastric Acid — Secretion & Regulation
Gastric Acid — Secretion & Regulation
Gastric Mucosal Barrier Mechanisms
Gastric Mucosal Barrier Mechanisms
Gastric Emptying
Gastric Emptying
Gastrin
Gastrin
Secretin
Secretin
Cholecystokinin (CCK)
Cholecystokinin (CCK)
Somatostatin
Somatostatin
GI Hormone Summary
GI Hormone Summary
Pancreas (Exocrine)
Pancreas (Exocrine)
Liver — Anatomy & Functions
Liver — Anatomy & Functions
Bile Acids & Enterohepatic Circulation
Bile Acids & Enterohepatic Circulation
Bile — Production, Content & Flow
Bile — Production, Content & Flow
Vitamins — Fat- & Water-Soluble
Vitamins — Fat- & Water-Soluble
Vitamin B12 Handling
Vitamin B12 Handling
Small Intestine — Anatomy & Absorption
Small Intestine — Anatomy & Absorption
Large Intestine
Large Intestine
Defecation
Defecation
Carbohydrate Digestion & Absorption
Carbohydrate Digestion & Absorption
Fat Digestion & Absorption
Fat Digestion & Absorption
Protein Digestion & Absorption
Protein Digestion & Absorption
Iron Absorption & Handling
Iron Absorption & Handling
🧬Endocrine PhysiologyMRCEM Primary · Dr D revision · 25 diagrams▾
Hypothalamic–Pituitary Axis
Hypothalamic–Pituitary Axis
Pituitary Hormones (Anterior & Posterior)
Pituitary Hormones (Anterior & Posterior)
Pituitary Hormones — Excess & Deficiencies
Pituitary Hormones — Excess & Deficiencies
Adrenal Gland — Zones & Hormones
Adrenal Gland — Zones & Hormones
Catecholamines (Adrenaline & Noradrenaline)
Catecholamines (Adrenaline & Noradrenaline)
Cortisol — Regulation & Effects
Cortisol — Regulation & Effects
Primary Adrenal Insufficiency (Addison's Disease)
Primary Adrenal Insufficiency (Addison's Disease)
Adrenal (Addisonian) Crisis
Adrenal (Addisonian) Crisis
Cushing's Syndrome
Cushing's Syndrome
Diabetes Insipidus vs SIADH
Diabetes Insipidus vs SIADH
Phaeochromocytoma
Phaeochromocytoma
Hyperaldosteronism (Conn's)
Hyperaldosteronism (Conn's)
Thyroid Hormone — Production & Effects
Thyroid Hormone — Production & Effects
Hyperthyroidism vs Hypothyroidism
Hyperthyroidism vs Hypothyroidism
Thyrotoxicosis (Storm) vs Myxoedema Coma
Thyrotoxicosis (Storm) vs Myxoedema Coma
Parathyroid Hormone (PTH)
Parathyroid Hormone (PTH)
Calcium Handling — Absorption & Renal Reabsorption
Calcium Handling — Absorption & Renal Reabsorption
Calcitonin
Calcitonin
Vitamin D (Calcitriol)
Vitamin D (Calcitriol)
Osteoporosis
Osteoporosis
Osteomalacia vs Rickets
Osteomalacia vs Rickets
Endocrine Pancreas — Islet Cells & Hormones
Endocrine Pancreas — Islet Cells & Hormones
Insulin & Glucagon Physiology
Insulin & Glucagon Physiology
Diabetes Mellitus
Diabetes Mellitus
Hypoglycaemia
Hypoglycaemia
☠️Critical ToxicologyResuscitation bay · visual playbook · 14 diagrams▾
The Toxicological Triads
The Toxicological Triads
Shared Pathophysiology — Beta-blockers & Calcium-channel blockers
Shared Pathophysiology — Beta-blockers & Calcium-channel blockers
The Great Differentiator — CCB vs Beta-blocker
The Great Differentiator — CCB vs Beta-blocker
Escalating Resuscitation — Depressant Overdose
Escalating Resuscitation — Depressant Overdose
TCA Toxicity — The Receptor Blockade
TCA Toxicity — The Receptor Blockade
TCA Management
TCA Management
Digoxin Toxicity — The Intracellular Trap
Digoxin Toxicity — The Intracellular Trap
The Digoxin Clinical Picture
The Digoxin Clinical Picture
Digoxin Management
Digoxin Management
Cyanide & Carbon Monoxide — The Smoke-Inhalation Duo
Cyanide & Carbon Monoxide — The Smoke-Inhalation Duo
Cyanide Antidotes
Cyanide Antidotes
Methaemoglobinaemia — The Functional Anaemia
Methaemoglobinaemia — The Functional Anaemia
Methaemoglobinaemia Management
Methaemoglobinaemia Management
The ER Tox Master Matrix
The ER Tox Master Matrix
🧪Cholinergic CrisisOrganophosphate & carbamate playbook · 15 diagrams▾
Acetylcholinesterase — Normal Physiology vs Toxic Inhibition
Acetylcholinesterase — Normal Physiology vs Toxic Inhibition
The “Aging” Clock — A Window for Intervention
The “Aging” Clock — A Window for Intervention
Receptor Mapping — The Autonomic Battlefield
Receptor Mapping — The Autonomic Battlefield
Muscarinic Excess — The SLUDGE Toxidrome
Muscarinic Excess — The SLUDGE Toxidrome
The Killer Bs — Bradycardia, Bronchorrhoea, Bronchospasm
The Killer Bs — Bradycardia, Bronchorrhoea, Bronchospasm
Beyond the Fluid Leak — Nicotinic & CNS Threats
Beyond the Fluid Leak — Nicotinic & CNS Threats
The Clinical Timeline — Acute, Intermediate Syndrome & OPIDN
The Clinical Timeline — Acute, Intermediate Syndrome & OPIDN
Resuscitation Algorithm — First-Hour Priorities
Resuscitation Algorithm — First-Hour Priorities
Airway Pitfalls — The Paralytic Trap
Airway Pitfalls — The Paralytic Trap
Atropine Therapy — Fixing the “Fluid Leak”
Atropine Therapy — Fixing the “Fluid Leak”
Pralidoxime (2-PAM) — Restoring the Muscle
Pralidoxime (2-PAM) — Restoring the Muscle
Decontamination & Seizure Control
Decontamination & Seizure Control
Receptor to Resuscitation — The Synthesis
Receptor to Resuscitation — The Synthesis
Organophosphates vs Carbamates
Organophosphates vs Carbamates
The Toxidrome Playbook — Core Directives
The Toxidrome Playbook — Core Directives
🫁COPD · GOLD 2026GOLD 2026 COPD report · DRD infographics · 5 diagrams▾
Classification & initial pharmacotherapy — ABCD → ABE (Groups C & D retired)
Classification & initial pharmacotherapy — ABCD → ABE (Groups C & D retired)
Symptom assessment — CAAT (formerly CAT), mMRC & SGRQ
Symptom assessment — CAAT (formerly CAT), mMRC & SGRQ
Exacerbation severity — the Rome classification
Exacerbation severity — the Rome classification
Emergency / critical-care management of a COPD exacerbation
Emergency / critical-care management of a COPD exacerbation
Biomarkers & biologics — eosinophils, dupilumab, mepolizumab, ensifentrine
Biomarkers & biologics — eosinophils, dupilumab, mepolizumab, ensifentrine
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