Levels of structural organization in the human body.
1.) Chemical Level
2.) Cellular level
3.) Tissue level
4.) Organ level
5.) System level
6.) Organismal level
1. Basic level, includes atoms and molecules.
2.) essential atoms for maintaining life. C, H, O, N, P, Ca, A.
3.) Two essential molecules
1.)Molecules combine to form cells.
2.) Muscle cells, nerve cells, and epithelial cells
1.)Tissues are groups of cells and the material sourounding them that work together to perform funtions
2.) Epithelial tissue, connective tissue, muscular tissue
covers body surfaces, lines hollow organs and cavities., and forms glands.
connects, supports, and protects body organs while distributing blood vessels to other tissues.
contracts to make body parts move and generates heat.
carries information from one parto of the body to another through nerve impulses.
tissues joined together. sturctures that are composed of two or more tissue. specific function and shape.
Stomach, skin, bones, heart, liver, lungs, and brain.
consist of related organs
An organism, any living individual. All the human body functioning together .
lymphatic system and immunity