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  1. 1. Tissues <ul><li>Groups of cells that have similar functions and structures </li></ul><ul><li>Epithelial </li></ul><ul><li>Muscle </li></ul><ul><li>Connective </li></ul><ul><li>Nervous </li></ul><ul><li>Align cells to cover and protect them </li></ul>Epithelial Connective Muscle Nervous Credits
  2. 2. Epithelial <ul><li>Classified by the number of layers </li></ul><ul><li>Classified by shape </li></ul>Glandular Simple Stratified Home
  3. 3. Glandular <ul><li>Endocrine glands </li></ul><ul><li>Exocrine glands </li></ul><ul><li>Most common types of epithelia </li></ul>Epithelial Home
  4. 4. Simple <ul><li>Consist of one layer of cells </li></ul><ul><li>Covering epithelia </li></ul><ul><li>Lining epithelia </li></ul>Pseudostratified Squamous Cuboidal Columnar epithelia home
  5. 5. Pseudostratified <ul><li>Actually a simple columnar epithelium </li></ul><ul><li>Gives the false appearance of being stratified </li></ul><ul><li>Is often ciliated </li></ul>Simple Epithelial Home
  6. 6. Squamous <ul><li>A classification of epithelium </li></ul><ul><li>Depends on shape </li></ul>Simple Epithelial Home
  7. 7. Cuboidal <ul><li>A classification of epithelium </li></ul><ul><li>Depends on shape </li></ul>Simple Epithelial Home
  8. 8. Columnar <ul><li>A classification of epithelium </li></ul><ul><li>Depends on shape </li></ul><ul><li>Can be nonciliated </li></ul><ul><li>Can be ciliated </li></ul>Simple Epithelial Home
  9. 9. Stratified <ul><li>Consists of two or more layers of epithelial cells </li></ul><ul><li>Covering epithelia </li></ul><ul><li>Lining epithelia </li></ul>Transitional Squamous Cuboidal/Columnar Epithelial Home
  10. 10. Transitional <ul><li>Stratified squamous epithelium </li></ul><ul><li>Has rounded cells </li></ul><ul><li>Has the ability for cells to slide over one another to stretch an organ </li></ul>Stratified Epithelial Home
  11. 11. Squamous <ul><li>Classified based on shape </li></ul><ul><li>Non-keratinized </li></ul><ul><li>Keratinized </li></ul>Stratified Epithelial Home
  12. 12. Cuboidal/Columnar <ul><li>Classification of epithelium depending on shape </li></ul><ul><li>Not common in the body </li></ul>Stratified Epithelial Home
  13. 13. Connective Tissues <ul><li>Found in all parts of the body </li></ul><ul><li>Most abundant and widely distributed of tissues </li></ul><ul><li>Most have a large amount of blood vessels </li></ul><ul><li>Composed of many types of cells </li></ul><ul><li>Made up of noncellular and nonliving material called a matrix </li></ul>Proper Cartilage Bone Blood Home
  14. 14. Cartilage <ul><li>Cartilage protects bones </li></ul><ul><li>Cartilage helps form bones </li></ul><ul><li>Found in the knees, ears, and nose </li></ul>Hyaline Elastic Fibrocartilage Connective Home
  15. 15. Hyaline <ul><li>Has chondrocytes in lacunae </li></ul><ul><li>Found in: </li></ul><ul><ul><li>Embryonic skeleton </li></ul></ul><ul><ul><li>The end of long bones </li></ul></ul><ul><ul><li>Nose </li></ul></ul><ul><ul><li>Trachea </li></ul></ul><ul><ul><li>larynx </li></ul></ul>Cartilage Connective Home
  16. 16. Elastic Cartilage Connective Home <ul><li>Maintains shape </li></ul><ul><li>Maintains structure </li></ul><ul><li>Allows flexibility </li></ul>
  17. 17. Fibrocartilage Cartilage Connective Home <ul><li>Provides tensile strength </li></ul><ul><li>Absorbs compression shock </li></ul>
  18. 18. Bone Proper Dense Connective Home <ul><li>Stores calcium </li></ul><ul><li>Stores minerals </li></ul><ul><li>Stores fat </li></ul><ul><li>Marrow inside of bones is the site of hematopoiesis </li></ul>
  19. 19. Proper Loose Areolar Adipose Reticular Bone Connective Home <ul><li>Embryonic </li></ul><ul><li>Includes: </li></ul><ul><ul><li>Areolar </li></ul></ul><ul><ul><li>Adipose </li></ul></ul><ul><ul><li>Reticular </li></ul></ul><ul><ul><li>Dense fibrous connective tissues </li></ul></ul>
  20. 20. Loose Bone Connective Home <ul><li>Areolar </li></ul><ul><li>Adipose </li></ul><ul><li>Reticular </li></ul><ul><li>Fat storage </li></ul>
  21. 21. Areolar Bone Connective Home <ul><li>Considered the prototype of the connective tissues </li></ul><ul><li>All other connective tissues are based off of the structure of the areolar connective tissues </li></ul>
  22. 22. Adipose Bone Connective Home <ul><li>Fat tissues </li></ul><ul><li>Insulates the body </li></ul><ul><li>Stores food for the body </li></ul>
  23. 23. Reticular Bone Connective Home <ul><li>Loose ground substance </li></ul><ul><li>Forms a soft internal skeleton </li></ul><ul><li>Resembles fibroblasts </li></ul><ul><li>Supports many free blood cells in lymph nodes, the spleen, and bone marrow </li></ul>
  24. 24. Dense Regular Irregular Elastic Bone Connective Home <ul><li>Often referred to as dense fibrous connective tissues </li></ul><ul><li>Fibroblasts </li></ul><ul><li>Includes: </li></ul><ul><ul><li>Regular fibers </li></ul></ul><ul><ul><li>Irregular fibers </li></ul></ul><ul><ul><li>Elastic fibers </li></ul></ul>
  25. 25. Regular Bone Connective Home <ul><li>Fibroblasts </li></ul><ul><li>Found in tendons </li></ul><ul><li>Ligaments </li></ul><ul><li>Aponeuroses </li></ul>
  26. 26. Irregular Bone Connective Home <ul><li>Fibroblasts </li></ul><ul><li>Found in dermis </li></ul><ul><li>Sub mucosa of the digestive tract </li></ul><ul><li>Fibrous organ capsules </li></ul>
  27. 27. Elastic Bone Connective Home <ul><li>Combine strength with elasticity </li></ul><ul><li>Dense fibrous tissues </li></ul><ul><li>Occurs in regular and irregular connective tissues </li></ul>
  28. 28. Blood Connective Home <ul><li>Closed circulatory system in humans </li></ul><ul><li>Open circulatory system in other animals </li></ul>
  29. 29. Muscle Voluntary Involuntary Home <ul><li>Produces most types of body movements </li></ul><ul><li>Three main types of subcategories of muscle tissues are: </li></ul><ul><ul><li>Cardiac </li></ul></ul><ul><ul><li>Skeletal </li></ul></ul><ul><ul><li>smooth </li></ul></ul>
  30. 30. Voluntary Skeletal Muscle Home <ul><li>Movements of the body </li></ul><ul><li>Consciously controlled </li></ul><ul><li>Striated </li></ul>
  31. 31. Skeletal Muscle Home <ul><li>Flesh of the body </li></ul><ul><li>Attached to the skeleton </li></ul>
  32. 32. Involuntary Smooth Cardiac Muscle Home <ul><li>Unconsciously controlled movements of the body </li></ul><ul><li>Happens without humans being aware </li></ul>
  33. 33. Smooth Muscle Home <ul><li>Mainly found in the walls of hollow organs </li></ul><ul><li>Normally two layers that run perpendicular to each other </li></ul>
  34. 34. Cardiac Muscle Home <ul><li>Found only in the heart </li></ul><ul><li>Has intercalated discs </li></ul>
  35. 35. Nervous Neurons Home <ul><li>Neuroglia </li></ul><ul><li>Neurons </li></ul><ul><li>Most associated with nervous system functioning </li></ul>
  36. 36. Neurons <ul><li>Sensitive </li></ul><ul><li>Highly specialized </li></ul><ul><li>Receives and sends stimuli to the brain and the whole body </li></ul>Nervous Home
  37. 37. Credits Home <ul><ul><li>Voluntary slide picture- </li></ul></ul><ul><ul><li>Involuntary slide picture- </li></ul></ul><ul><ul><li>Nervous slide picture- </li></ul></ul><ul><ul><li>Neurons slide picture- </li></ul></ul><ul><ul><li>Slides done by Lydia Heter </li></ul></ul><ul><ul><li>Pictures by Lydia Heter and Kaitlyn Patterson </li></ul></ul><ul><ul><li>Sound by Lydia Heter </li></ul></ul><ul><ul><li>Glandular slide picture- </li></ul></ul><ul><ul><li>Reticular slide picture- </li></ul></ul><ul><ul><li>Dense slide picture- </li></ul></ul><ul><ul><li>Regular slide picture- </li></ul></ul><ul><ul><li>Irregular slide picture- </li></ul></ul><ul><ul><li>Skeletal slide picture- </li></ul></ul>