Achievable logoAchievable logo
USMLE/1
Sign in
Sign up
Purchase
Textbook
Support
How it works
Resources
Exam catalog
Mountain with a flag at the peak
Textbook
Introduction
1. Anatomy
2. Microbiology
3. Physiology
3.1 Nervous system and special senses
3.2 Cardiovascular system
3.2.1 Fundamentals
3.2.2 Pressures in the cardiovascular system
3.2.3 Cardiac action potential
3.2.4 Cardiac cycle and heart sounds
3.2.5 Pressure
3.2.6 Regulation of the mean arterial pressure
3.2.7 Circulation
3.2.8 Response of CVS to stimuli
3.2.9 Additional information
3.3 Respiratory system
3.4 Gastrointestinal system
3.5 Renal and urinary system
3.6 Endocrine system
3.7 Reproductive system
4. Pathology
5. Pharmacology
6. Immunology
7. Biochemistry
8. Cell and molecular biology
9. Biostatistics and epidemiology
10. Genetics
11. Behavioral science
Wrapping up
Achievable logoAchievable logo
3.2.3 Cardiac action potential