Box of 1,000 flash cards includes color-coded tabs on the top of the cards to easily remove and replace cards in the proper section. #xD;Card categories include: ·Agencies/Organizations ·Health Assessment ·Diagnostic Testing ·Pharmacology ·Weights/Measures ·Locations/Directions ·Urinary Systems ·Ear/Eye ·Skeletal System ·Respiratory Systems ·Nervous System ·Muscular System ·Lymphatic/Immune Systems ·Integumentary Systems ·Gastrointestinal Systems ·Reproductive System ·Endocrine System ·Blood/Cardiovascular Systems.