if the tissue has no free side
it is: Connective Tissue
Ask the following questions:
Is it loosely packed random fibers or densely packed fibers?
Regular Connective Tissue
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LOOSE CONNECTIVE TISSUE PROPER |
DENSE CONNECTIVE TISSUE PROPER |
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Does it have random long hair-fibers with scattered fibroblast cells? |
Does it have tightly packed parallel fibers with a wavy pattern? |
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AREOLAR CONNECTIVE TISSUE |
DENSE REGULAR CONNECTIVE TISSUE |
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Cells are hard to see, filled with white lipid & nucleus is pushed to the side? |
Tightly packed collagen fibers that do not all run parallel? (Also contains randomly spaced fibroblast cells) |
ADIPOSE CONNECTIVE TISSUE |
DENSE IRREGULAR CONNECTIVE TISSUE |
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Network of short branched fibers and many cells |
Tightly packed collagen fibers with short elastic fibers in between? |
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RETICULAR CONNECTIVE TISSUE |
ELASTIC CONNECTIVE TISSUE |
Background lacks distinction and the cells are found on openings called lacunae?
Cartilage
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CARTILAGE |
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Cells in lacunae openings form an eyeball pattern and the background completely lacks fibers? |
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HYALINE CARTILAGE |
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Openings of lacunae with barely visible cells and There are visible branched fibers? |
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ELASTIC CARTILAGE |
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Long slightly wavy fibers with cells in lacunae openings? |
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FIBROCARTILAGE |
Small red cells that look like donuts?
Blood
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BLOOD |
Concentric circles with a dark center?
Bone
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BONE |