Usmle step 1
DNA structure
20m
Purines and Pyrimidines
18m
DNA Replication
14m
DNA Mutations and Repair
Lac Operon
4m
mRNA processing
19m
tRNA structure and function
22m
Cell Cycle
12m
Cell Organelles
31m
Collagen
15m
Elastin
8m
Lab Techniques
29m
Introduction to Genetics
Hardy Weinberg Equation
9m
Disorders of Imprinting
6m
Modes of Inheritance
17m
Cystic Fibrosis
X linked Disorders
Genetic Syndromes
Nutrition 1
32m
Nutrition 2
37m
Ethanol Metabolism
Introduction To Metabolism
16m
Glycolysis
TCA cycle
Electron Transport Chain and OP
10m
Gluconeogenesis
7m
HMP shunt
Carbohydrates Disorders Of Metabolism
Urea Cycle
Catecholamines And Tyrosine Metabolism
Disorders Of Metabolism
Glycogen Metabolism And Glycogen Storage Diseases
23m
Lysosomal Storage Diseases
Fatty Acids And Ketone Bodies
Metabolism and Fasting
Lipid Metabolism and Familial Dyslipidemias
Immune System Organs
34m
Innate vs. Adaptive Immunity
Complement System
24m
Natural Killer Cells and Interferons
T Cells and Cytokines
B Cells and Immunoglobulins
Vaccines
Hypersensitivity and Blood Transfusion Reactions
Immunodeficiencies
Transplant Rejection
Immunosuppressants
Staphylococcus Bacteria
Streptococcus Bacteria and Enterococci
Bacillus Species
Clostridium Species
Corynebacterium Diphtheriae and Listeria Monocytogenes Bacteria
Nocardia and Actinomyces Bacteria
5m
Neisseria Species
Coccobacilli
Pseudomonas Aeruginosa
Salmonella, Shigella and Yersinia Specie
Lactose-Fermenters
Curved Rods
Spirochetes
Syphilis
Mycobacteria Species
Atypical Bacteria
Zoonotic Bacteria
Rickettsial Diseases
Bacterial Structures
Stains
Basic Principles of Microbiology
Bacterial Genetics
Bacterial Toxins
27m
Systemic Mycoses
13m
Cutaneous Mycoses
Opportunistic Fungal Infections
Pneumocystis Jirovecii and Sporothrix Schenckii
Intestinal Parasites
CNS Parasite
Hematology Parasites
11m
Other Protozoal Infections
Nematodes
Cestodes and Trematodes
Ectoparasites
DNA Viruses
Herpes Viruses
21m
Viral Genetics
General Virology
RNA Viruses Introduction
RNA Viruses 1
RNA Viruses 2
Hepatitis Viruses
HIV
Systemic Microbiology 1
25m
Systemic Microbiology 2
30m
TORCH Infections
Cell Wall Synthesis Inhibitors
26m
Protein Synthesis Inhibitors
DNA Synthesis Inhibitors
Anti-Mycobacteria
Antifungal and Antiprotozoal Therapy
Antivirals
HIV Therapy
Cellular Adaptations and Cell Injury
Apoptosis
Necrosis
Ischemia, Types of Infarcts, and Free Radical Injury
Ionizing Radiation
Calcification, Lipofuscin, and Amyloidosis
Inflammation and Acute Phase Reactants
ESR and Acute Inflammation
Leukocyte Extravasation
Chronic Inflammation and Wound Healing
Granulomatous Inflammation and Scar Formation
Neoplasia and Neoplastic Progression
Hallmarks of Cancer
Immune Checkpoint
Metastasis, Oncogenes, Tumor Suppressor Genes and Carcinogens
Oncogenic Microbes, Important Immunohistochemical Stains and Paraneoplastic Syndromes
Enzyme Kinetics
Pharmacokinetics
Drug Metabolism
Efficacy vs. Potency
Autonomic Receptors and Acetylcholine Receptors
Micturition
Receptors
Autonomic Drugs
Cholinomimetics
28m
Sympathomimetics
Physiological Effects of Sympathomimetics
B- Blockers
Toxicities and Side Effects
Types of Studies
Experimental Studies
Statistical Distributions
Some Terminology
Quantifying Risk
Evaluation of Diagnostic Tests
Statistical Hypothesis Testing
Bradford Hill Criteria and Others
Study Bias
Ethics - Principles
33m
Communication Principles
Challenging Scenarios
Public Health and Safety
Heart Embryology
Heart Morphogenesis and Aortic Arch Derivatives
Fetal Circulation
Anatomy of The Heart
Cardiac Output Variables and Equations
Cardiology Curves
Pressure Volume Loops 1
Pressure Volume Loops 2
Cardiac Cycle and The JVP Waves
Splitting of S2 and Heart Sounds
Heart Murmurs
Cardiac Action Potential
ECG 1
ECG 2
ANP, BNP and Others
Baroreceptors and Chemoreceptors
Cyanotic Congenital Heart Diseases
Non-Cyanotic Congenital Heart Diseases
Hypertension and Hyperlipidemia
Arteriosclerosis and Atherosclerosis
Aortic Aneurysm and Dissection
Angina and MI Basics
MI Diagnosis and ECG
MI Histological Evolution and Complications
Arrhythmia 1
Arrhythmia 2
Cardiomyopathies
Heart Failure
Shock
Cardiac Tamponade
Endocarditis
Rheumatic Fever
Pericarditis and Myocarditis
Cardiac Tumors
Antihypertensive and Antianginal
Lipid-Lowering Agents
Antiarrhythmic
Embryology of Endocrine System
Anatomy of Endocrine System
Hypothalamic-Pituitary Hormones
Thyroid, Parathyroid Hormones and Calcitonin
45m
Glucagon and Insulin
Adrenal Steroids and CAH
Cortisol
Appetite Regulation and Signaling Pathways
SIADH
Primary Polydipsia and Diabetes Insipidus
Hypopituitarism
Acromegaly
Hypothyroidism vs. Hyperthyroidism
Hypothyroidism 1
Hypothyroidism 2
Hyperthyroidism
Thyroid Neoplasia
Hypoparathyroidism
Hyperparathyroidism
DM Type 1 vs. Type 2
Insulin Deficiency
Hyperglycemic and Hypoglycemia
Cushing Syndrome
Adrenal Insufficiency
Hyperaldosteronism and Neuroendocrine Tumors
Neuroendocrine Tumors
DM Therapy
Thyroid and Hypothalamic-Pituitary Medications
The Development of The GI System and Ventral Wall Defects
Other Congenital Diseases
The Peritoneum
Ligaments and The Mesenteries
Histology of GI
Abdominal Aorta and IVC
Celiac Artery and Its Branches
Anus and Pectinate Line
Liver Histology
Biliary Structures
Inguinal Ligament Canal
Hernias
Major GI Hormones and Regulators
36m
Pancreatic Secretions
Carbohydrate Absorption
Vitamins Absorption and Payer Patches
Bile and Bilirubin
Salivary Glands
Esophageal Pathologies 1
Esophageal Pathologies 2
Esophageal Cancer
Gastritis
Gastric Cancer
Peptic Ulcer
GI Bleeding and Celiac Disease
Malabsorption Syndromes
IBD
IBS and Appendicitis
Diverticular Diseases
Zanker and Meckel's Diverticulum
Hirschsprung Disease
Major Causes of Intestinal Obstruction
Other Important Intestinal Diseases
Colonic Polyps
Cancerous Syndromes of The Colon
Colorectal Cancer
Cirrhosis
Most Important Liver Markers
Alcoholic and Non-Alcoholic Liver Disease
Reye Syndrome and Autoimmune Hepatitis
Liver Tumors with Budd Chiari Syndrome
Genetic Diseases of The Liver
Jaundice
Indirect Bilirubinemia
Direct Bilirubinemia
Gall Stones
Complications of Gallstones
Acute and Chronic Pancreatitis
Pancreas Cancer
PPI and Antacid Medications
Anti-Emetic and Other GI Medications
Laxatives
Embryology of Hematology System
Anatomy of Hematology System
Physiology of Hematology System
RBC Morphology
Anemia
Microcytic Anemia
Sideroblastic Anemia
Nonhemolytic, Normocytic Anemias
Intrinsic Hemolytic Anemias
Extrinsic Hemolytic Anemias
Macrocytic Anemia 1
Macrocytic Anemia 2
Platelets Disorders
Thrombophilia
Lymphoma 1
Lymphoma 2
38m
Leukemia 1
Leukemia 2
Pharmacology of Hematology System
Rotator Cuff Muscles
Brachial Plexus 1
Brachial Plexus 2
Brachial Plexus 3
Wrist Region
Hand
Lower Limbs Nerves 1
Lower Limbs Nerves 2
Knee
Ankle
Disc Prolapse
Neurovascular Pairing
Muscle Fibers and Adaptations
Muscle Proprioception
Sarcomere and Muscle Contraction
Smooth Muscle Contraction
Bone Physiology
Upper Limb Injuries
Wrist and Hand Injuries
Knee Injuries
Common Musculoskeletal Conditions
Childhood Common Conditions
Pediatric Fracture and Achondroplasia
Bone Disorders 1
Bone Disorders 2
Bone Tumors
Osteoarthritis and Rheumatoid Arthritis
Gout vs. Pseudogout
Septic Arthritis and Juvenile Arthritis
Seronegative Arthritis
SLE
Antiphospholipid Syndrome
DDx of Joint Pain
Muscles Pathology
Scleroderma and Raynaud Syndrome
Neuromuscular Diseases
Sjogren Syndrome
Histology
Dermatological Terms
Pigment Disorders
Common Skin Disorders 1
Common Skin Disorders 2
Common Skin Disorders 3
Bacterial Infections of The Skin
Viral Infection of The Skin
Autoimmune Blistering Diseases
Other Blistering Skin Diseases
Lower Limb Ulcers
Burns
Vascular Tumors of The Skin
BCC and SCC
Pain Killers
Osteoporosis and Gout Medications
Development of The CNS
Neural Tube Defects
Posterior Fossa Malformations
CNS cells and BBB
Neuronal Axons Myelination Physiology
Action Potential
3m
Sensory Receptors
Chromatolysis and Wallerian Degeneration
Neurotransmitters
Meninges
The Physiology of Vomiting
The Physiology of Sleep
Hypothalamus
Thalamus
The Limbic System
The Spinal Cord Anatomy, LP and CSF
Spinal Cord Tracts and Columns
Cerebellum
Basal Ganglia
Ventricular System and Dural Venous Sinuses
Circle of Willis
The Major Cerebral Arteries and Brain Perfusion
Cerebral Cortex
The Brainstem
The Skull and Its Foramen
Cranial nerves 1
Cranial nerves 2
Cranial nerves 3
Dermatomes and UMN vs LMN Lesions
Stroke
ICH 1
ICH 2
Effects of Stroke
Diffuse Axonal Injury
Fever vs Heat Stroke vs Heat Exhaustion
Headache
Movements Disorders
Dementia 1
Dementia 2
Idiopathic Intracranial Hypertension
Hydrocephalus
Multiple Sclerosis
Disorders That Cause Demyelinating of The Axons
Neurocutaneous Disorders
Brain Tumors
Pediatrics Brain Tumors
Herniation Syndromes
Spinal Cords Lesions 1
Spinal Cords Lesions 2
Anatomy and Physiology of The Ear
Hearing Loss
Vertigo
Anatomy
Conjunctivitis and Refractory Visual Defects
Cataract, Uveitis and Macular Degeneration
Glaucoma
Common retinal diseases
Pupillary Control
Ocular Motility and Palsies
Visual Field
Cavernous Sinus Syndrome
Internuclear Ophthalmoplegia
Anti-Epileptic Medications
Benzodiazepines vs Barbiturates and Other Hypnotic Drugs
Parkinson Medications
Neurodegenerative and Muscle Spasm Medications
Anesthesia
Muscle Relaxants
Opioids
Glaucoma medications
Conditioning
Ego Defenses
Child Abuse
Childhood Disorders
Delirium, Amnesia, and Dissociative Disorders
Psychosis
Mood Disorders
Anxiety Disorders
Trauma Related Disorders
Personality Disorders
Malingering, Factitious and Somatic Disorders
Eating Disorders
Sleeping Disorders
Psychiatry Emergencies
Psychoactive Drugs Intoxication and Withdrawal
Introduction in Treating Psychiatric Patients
Treating Schizophrenia
Antidepressants
Embryology of Renal System
Anatomy of Renal System
Fluids and Filtration
Nephron Transport and Glucose Clearance
Renin-Angiotensin-Aldosterone System and Renal Tubular Defects
46m
Electrolytes Disturbances
Acidosis, Alkalosis and Renal Tubular Acidosis
40m
Casts in The Urine and Glomerular Diseases
Nephritic Syndrome
Nephrotic Syndrome
Kidney Stones and Hydronephrosis
Urinary Incontinence, Acute Cystitis, and Pyelonephritis
Kidney Injury and Acute Interstitial Nephritis
Acute Tubular Necrosis, Diffuse Cortical Necrosis, and Renal Papillary Necrosis
Renal Failure, Renal Osteodystrophy, and Renal Cyst Disorders
Renovascular Disease and Renal Tumors
Pharmacology of Renal System
Genes of Embryogenesis
Embryogenesis Time Line and The Errors
Teratogens
Alcohol Fetal Syndrome
Placenta
Amniotic Fluid
Twinning
Umbilical Cord
Branchial Apparatus
Cleft Lip and Palate
Genital Embryology
Uterine Anomalies
External Genitalia Formation
Penile Anomalies
Gonadal Drainage
Female Reproductive Anatomy
Ovarian Torsion and Organ Prolapse
Female Reproductive Histology
Male Reproductive Anatomy
Autonomic Innervation of Male Reproductive System
Seminiferous Tubules
Spermatogenesis
Androgens
Oogenesis
Female Hormones
Menstrual Cycle
Menopause
Pregnancy
hPL and hCG
Lactation
APGAR Score
Tanner Stages
Amenorrhea
Disorders Cause Primary Amenorrhea
Kleinfelter Syndrome
Ambiguous Genitalia
Placental Complications
Vasa Previa and Postpartum Bleeding
1st Trimester Bleeding
Hypertension in Pregnancy
Vulvar Diseases
Vaginal and Cervical Cancers
Major ovarian Diseases
Ovarian Tumors
Major Endometrial Diseases
Uterine Tumors
Benign Breast Disorders
Breast Cancer
Penile Diseases
Testicular Diseases
Testicular Cancer
Epididymitis and Prostatitis
BPH and Prostate Cancer