GENERAL HISTOLOGY

CONNECTIVE TISSUE GLAND

CONNECTIVE TISSUE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of these state the three types of fibers from weakest to STRONGEST?
A
Collagen, Reticular, Elastin
B
Elastin, Reticular, Collagen
C
Collagen, Elastin, Reticular
D
Reticular, Elastin, Collagen
Explanation: 

Detailed explanation-1: -Collagen fibers are the strongest and thickest fibers. Elastin fibers are thinner fibers which can stretch and recoil. Reticular fibers, on the other hand, are highly branched delicate fibers found in organs that have lots of mesh-like structures.

Detailed explanation-2: -A reticular fiber is the connective tissue fiber that is comprised predominantly of type III collagen. The type III collagen in reticular fiber is secreted by reticular cells. A reticular cell is a special type of fibroblast.

Detailed explanation-3: -Collagen: Collagen fibers are the strongest and most abundant of all the connective tissue fibers. Collagen fibers are fibrous proteins and are secreted into the extracellular space and they provide high tensile strength to the matrix.

Detailed explanation-4: -Although the two proteins are closely associated and work together, they have two totally opposing jobs. Collagen provides rigidity and strength whereas elastin allows the skin to be flexible and bounce back to its original shape.

Detailed explanation-5: -Loose and dense connective tissue are made up of the following three fibers: collagen fibers, reticular fibers, and elastin fibers.

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