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Histology
Connective Tissue Proper
| Question | Answer |
|---|---|
| connective tissue is composed of... | cells and extracellular matrix |
| extracellular matrix is made up of... | fibers and ground substance |
| connective tissue comes from this embryological structure... | mesoderm |
| the main type of embryological connective tissue is... | mesenchyme |
| a type of embryological connective tissue found only inthe umbullical cord | mucous |
| the vast majority of fibers seen in connective tissue are... | collagen |
| collagen fibers are made up of this... | triple helix of alpha chains |
| three types of fibers are... | collagen, reticular, elastic |
| collagen is manufactured by... | fibroblasts |
| the main type of collagen found in connective tissue is... | type 1 collagen |
| this type of collagen is found mostly in cartilage | type 2 |
| this type of collagen is composed of reticular fibers | type 3 |
| this type of collagen is found in the basement membrane | type four |
| this type of collagen connects the basement membrane to the extracellular matrix | type 7 |
| these break down collagen | MMPs also known as matrix metalloprote3ases |
| when too much collagen is produced during wound healing it forms this... | scars and keloids |
| in Cirrhosis, after damage, collagen fibers replace these | reticular fibers |
| This disease is based on a problem with Fibrillin. you lose the microstructure and it becomes too stretchy. individuals tend to be very tall and have large fingers. | marfans syndrome |
| ground substance is composed of... | glycosaminoglycans (GAGs), proteoglycans, Glycoproteins |
| these synthesize fibers and ground substance | fibroblasts |
| mast cells release this | histamine |
| this type of connective tissue has less fibers, but lots of ground substance and cells. resposible for diffusion | loose connective tissue. |
| this type of connective tissue has lots of fibers, but less ground substance and less cells. it is respobsible for resistance to stretching. | dense irregular connective tissue |
| this type of connective tissue is responsible for strength. it has lots of fibers, but less cells and ground substance. it is found in tendons and ligaments. | dense regular connective tissue. |