460 likes | 635 Views
The 5 levels of Organization. What are the 5 levels?. 5. ORGANISM. 4. Organ Systems. 3. Organs. 2. Tissues. 1. Cells. The 5 Levels. 1. Cells 2. Tissues 3. Organs 4. Organ Systems 5. Organism. 1. Cells. Cells are the basic unit of all living things.
E N D
What are the 5 levels? 5. ORGANISM 4. Organ Systems 3. Organs 2. Tissues 1. Cells
The 5 Levels 1. Cells 2. Tissues 3. Organs 4. Organ Systems 5. Organism
1. Cells • Cells are the basic unit of all living things. • Different cells have different functions. • Examples: blood cells, bone cells and skin cells 1 http://www.manatee.k12.fl.us
EXAMPLES OF CELLS dept.kent.edu/projects/cell/TM2.JPG www.turbosquid.com Blood Cell Muscle Cell Plant Epidermal Cell http://plantpath.ifas.ufl.edu
2. Tissues • Made up of many cells (hint! Look for nuclei!) • A group of cells that work together to perform a specific job. • Examples: Blood, piece of muscle, and fat. 2 trc.ucdavis.edu
Examples of Tissue Blood ?! Kidney tissue
3. Organs • Two or more tissues working together to perform a specific job. • Examples: stomach, intestines, heart 3
Examples of Organs The Heart In a plant: a leaf
Examples of Organs Skin!
4. Organ Systems • A group of organs working together to perform a specific job. • If one part of the system fails, it has an effect on the whole system. • What would happen if your stomach stopped working? 4
Skeletal System • What are some of the functions of the skeletal system? • Protection of organs • Storage of minerals • Gives our body shape • Blood cell formation *http://www.stpeters.k12.nf.ca/skel.jpg
Muscular System • What are some things our muscles do? • Holds you upright • Responsible for movement http://www.criticalbench.com/images/muscular-system.jpg
Major organs: muscles www.3d4medical.com
Cardiovascular System • Pumps blood through the body • Transports materials, like oxygen, to and from the cells • Stops bleeding (platelets) • Fights off pathogens (white blood cells) health.enotes.com
Respiratory System • Allows the body to obtain and use oxygen • It also gets rid of carbon dioxide (CO2) lungdiseases.about.com
The exchange of oxygen between the capillaries and the alveoli
Digestive System • Digests food into small particles to be used by the body. www.teachnet.ie
From this . . . To this! www.larchmontgazette.com biology.clc.uc.edu
Nervous System • Controls and coordinates many things in the body. • Collects and processes information. • Responsible for the five senses: taste, touch, smell, hearing, and sight www.ama-assn.org
Excretory System: • Gets rid of liquid waste through urination (peeing!) • Major organs: bladder, kidneys, ureters • Reproductive system: I’m sure you know what this does . . .
5. Organism • Anything that can live on its own. • Are made up of at least 1 cell. • Examples: rabbit, bacteria, pine tree 5 www.bunny-rabbits.com
Quick Quiz! • 10 questions • 1 bonus
1 What are the 5 levels of organization? 5 4 3 2
What level is this in? (write the name of the level) It’s an egg.
Kidney www.umm.edu
BONUS! It’s a root. www.321site.com
Images • plant epidermal cell: /pdc/Inclusionpage/Poty/PVYpetuniaInc.jpg • muscle: trc.ucdavis.edu/.../muscle/images/cardiac2.jpg • blood: science.uwe.ac.uk • kidney tissue: www.academic-server.cvm.umn.edu/caseofmonth/E... • Stomach: instruct.westvalley.edu/granieri/stomach.jpg • leaf: http://web.mit.edu/cjoye/www/photo/img/Leaf.jpg • skin: http://www.arikah.com/commons/en/1/13/Human_skin_structure.jpg • heart: http://en.wikipedia.org/wiki/Heart • respiratory system: http://www.yourdictionary.com/images/ahd/jpg/A4respir.jpg