7.LS.4 Cells, tissuse, organ, and organ system Flashcards
cells
in biology, the smallest unit that can perform all life process
stem cells
Unspecialized cells that are able to develop into many different types of cells
cell differentitian
The process where cells become different types of cells
tissue
A group of similar cells that perform a common function
organ
a collection of tissues that carry out a specialized function of the body.
organ system
a group of organs that work together to perform body functions.
Organism
a living thing
Homeostaisis
Steady conditons when external conditons change
Excretory system
removes solid, liquid and gas waste material from the body
Respiratory system
Exchanges gases between the body and the envoriment
Circulatory system
It transports gases nutrients waste and other substance through the body
Lymphatic systems
Removes exess fluid from around organs, produces white blood cells, and absobrs and trasports fat
immuntity
The reistances to specif pathogens or disease-causing agents
skeletal
Protects internal organs provides support, helps the body move, and stores minerals
muscular system
helps the body move
