Cells, Tissue, Organ, and Organ System Flashcards
In biology, the smallest unit that can perform all life processes
Cells
Unspecialized cells that are able to develop into many different types of cells
Stem Cell
The process where cells become different types of cells
Cell Differentiation
A group of similar cells that perform a common function
Tissue
A collection of tissues that carry out a specialized function of the body
Organs
A group of organs that work together to perform body functions
Organ System
A living thing
Organism
Steady internal conditions when external conditions change
Homeostasis
Removes solid, liquid, and gas waste materials from the body
Excretory System
Exchanging gases between the body and the environment
Respiratory System
It transparent gases, nutrients, waste, and other substances throughout the body
Circulatory System
removes excess fluid from around organs, produces white blood cells and absorbs and transports fats
Lymphatic System
The resistance to specific pathogens or disease-causing agents
Immunity
Protects internal organs, provides support, helps the body move, and stores minerals
Skeletal System
Helps the body move
Muscular System
