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Human Body Day 1: Levels of Organization & What is Health?
Mr. Schriner
KMS
Starter
On post-it notes list as many words that you can think of that relate to health or disease.
Starter
Place your post-it notes on the continuum where you think it fits between health and disease.
Levels of Organization
CellTissueOrganOrgan SystemOrganism
Levels of Organization
With your group list examples of each Cell Tissue Organ Organ System Organism
Levels of Organization - Cells
Building block of all life
Human body ~ 100 Trillion Cells
http://www.cellsalive.com/howbig.htm
http://www.ibiblio.org/virtualcell/tour/cell/cell.htm
Levels of Organization – Cells (Organelles)
Cell membrane- semi-permeable
Nucleus- control center of cell
Cytoplasm- inside Mitochondrion-
power center
Levels of Organization - Tissues
Tissues –group of similar cells that perform the same function
Levels of Organization - Organs
Organs – structure made of different types of tissues
Levels of Organization – Organ Systems
Organ Systems – groups of organs that perform a major function Integumentary (skin) Skeletal Muscle Nervous Respiratory Circulatory Digestive Endocrine Excretory Immune Reproductive
Levels of Organization – Organisms
Organisms – the human body