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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. |