Body System Lessons
Comprehensive medical terminology organized by body system — from fundamentals to diagnostics.
Introduction to Medical Terminology
Learn the building blocks of medical language: word roots, prefixes, suffixes, and combining forms.
The Musculoskeletal System
Explore the framework of the body — bones, muscles, joints, and connective tissues.
The Cardiovascular System
Study the heart, blood vessels, and blood — the transport system that sustains every cell.
The Lymphatic and Immune Systems
Discover the body's defense network — lymph vessels, nodes, and immune response.
The Respiratory System
Master the language of breathing — from the nasal passages to the alveoli.
The Digestive System
Trace the alimentary canal and understand GI disorders from mouth to anus.
The Urinary System
Study filtration, fluid balance, and kidney function in health and disease.
The Nervous System
Navigate neuroanatomy, neurotransmitters, and neurological disorders.
Special Senses: Eyes and Ears
Explore ophthalmology and otology — the anatomy, pathology, and procedures of vision and hearing.
The Integumentary System
Learn the vocabulary of skin, hair, nails, and glands — the body's largest organ system.
The Endocrine System
Understand hormones, glands, and the chemical messengers that regulate body functions.
Mental Health
Explore psychiatric terminology, DSM-5 categories, and the language of behavioral health.
Male and Female Reproductive Systems
Study the anatomy, physiology, and pathology of male and female reproductive systems.
Diagnostic Procedures and Nuclear Medicine
Master imaging modalities, laboratory tests, and nuclear medicine from x-ray to PET scan.