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USMLE Step 1

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Personalized practice Exam · Set a test date 14 units · 74 topics
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15 min
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Long-form
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1,895 questions
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1 test
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USMLE Step 1

Practice 74 skills across this outline.

Recommended next
Mitochondrial Disorders And Energy Failure
Biochemistry
Long-form lesson
Weighting distribution
14 categories
Biochemistry
7%
Biostatistics And Epidemiology
7%
Renal System
7%
Immunology
7%
Microbiology
7%
Pharmacology
7%

Skills

The comprehensive taxonomy of usmle step 1 — drill into a card to work its skills.

Biochemistry

12 core skills7% total weight
0/12 completed
12 skills to mastery
1
Mitochondrial Disorders And Energy FailureRecommended
23 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Amino Acid Metabolism And Urea CycleAvailable
20 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
3
Biochemical Laboratory TechniquesAvailable
36 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
4
Citric Acid Cycle And Oxidative PhosphorylationAvailable
19 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
5
DNA Structure, Replication, And RepairAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
6
Enzymes, Kinetics, And RegulationAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
7
Glycolysis, Gluconeogenesis, And Glycogen MetabolismAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
8
Inborn Errors Of MetabolismAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
9
Lipid Metabolism And Ketone BodiesAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
10
Pentose Phosphate Pathway And Redox BalanceAvailable
20 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
11
Transcription, Translation, And RegulationAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
12
Vitamins, Cofactors, And NutritionAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Biostatistics And Epidemiology

8 core skills7% total weight
0/8 completed
8 skills to mastery
1
Study Design And Evidence TypesAvailable
44 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Bias And ConfoundingAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
Data InterpretationAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
4
Diagnostic Test PerformanceAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
5
Ethics And Research PrinciplesAvailable
34 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
6
Risk Measures And ScreeningAvailable
26 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
7
Statistical TestsAvailable
36 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
8
Statistical InferenceAvailable
20 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems

Renal System

3 core skills7% total weight
0/3 completed
3 skills to mastery
1
Acid–Base And Electrolyte RegulationAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Renal PathophysiologyAvailable
37 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
Renal Physiology And FiltrationAvailable
25 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems

Immunology

8 core skills7% total weight
0/8 completed
8 skills to mastery
1
Antigen Presentation And CytokinesAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Autoimmunity And Self-ToleranceAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
HIV And RetrovirusesAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
4
Hypersensitivity ReactionsAvailable
29 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
5
Immunodeficiency DisordersAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
6
Innate And Adaptive ImmunityAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
7
Transplantation ImmunologyAvailable
29 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
8
Vaccines And Immune MemoryAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Microbiology

8 core skills7% total weight
0/8 completed
8 skills to mastery
1
Antimicrobial ResistanceAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Antimicrobial MechanismsAvailable
22 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
Bacterial Toxins And Immune EvasionAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
4
Bacterial Structure, Classification, And VirulenceAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
5
Fungi And ParasitesAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
6
Host–Pathogen InteractionsAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
7
Microbial Laboratory IdentificationAvailable
40 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
8
Viral Structure And ReplicationAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Pharmacology

9 core skills7% total weight
0/9 completed
9 skills to mastery
1
Antimicrobial PharmacologyAvailable
41 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Autonomic PharmacologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
Cardiovascular PharmacologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
4
Central Nervous System PharmacologyAvailable
35 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
5
Drug Toxicity And Adverse EffectsAvailable
35 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
6
Endocrine PharmacologyAvailable
36 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
7
PharmacokineticsAvailable
24 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
8
Pharmacodynamics And Receptor TheoryAvailable
19 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
9
Toxicology And AntidotesAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Hematology And Oncology

2 core skills7% total weight
0/2 completed
2 skills to mastery
1
Cancer Biology And NeoplasiaAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Hematologic Physiology And DisordersAvailable
20 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems

Genetics

7 core skills7% total weight
0/7 completed
7 skills to mastery
1
Cancer GeneticsAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Chromosomal DisordersAvailable
28 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
3
Genetic Testing And DiagnosticsAvailable
23 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
4
Inherited Metabolic And Single-Gene DisordersAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
5
Mendelian Inheritance And PedigreesAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
6
Mitochondrial And Non-Mendelian InheritanceAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
7
Molecular Genetics And Gene ExpressionAvailable
35 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems

Cardiovascular System

3 core skills7% total weight
0/3 completed
3 skills to mastery
1
Cardiac PathophysiologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Cardiac Physiology And HemodynamicsAvailable
36 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
3
Vascular And Blood Pressure DisordersAvailable
36 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Respiratory System

3 core skills7% total weight
0/3 completed
3 skills to mastery
1
Control Of Breathing And RegulationAvailable
25 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
2
Pulmonary PathophysiologyAvailable
21 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
3
Respiratory Physiology And Gas ExchangeAvailable
24 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Endocrine System

3 core skills7% total weight
0/3 completed
3 skills to mastery
1
Endocrine PathophysiologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Hormone Physiology And RegulationAvailable
35 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
Metabolic And Growth DisordersAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Gastrointestinal System

3 core skills7% total weight
0/3 completed
3 skills to mastery
1
Gastrointestinal Physiology And MotilityAvailable
44 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Gastrointestinal PathophysiologyAvailable
25 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
3
Hepatobiliary And Pancreatic PathophysiologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Nervous System

3 core skills7% total weight
0/3 completed
3 skills to mastery
1
Neuroanatomy And LocalizationAvailable
22 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
2
NeuropathologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonFlashcards — not available yetPractice problems
3
NeurophysiologyAvailable
35 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

Reproductive System

2 core skills7% total weight
0/2 completed
2 skills to mastery
1
Reproductive Physiology And DevelopmentAvailable
36 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems
2
Reproductive PathophysiologyAvailable
20 questions 0 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcards — not available yetPractice problems

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