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collagen

The main structural protein of the body, which gives strength to skin, bones, tendons, ligaments and scar tissue.

KOL-uh-jen noun

Word parts

coll/a glue-gen producing

What it means

A strong, fiber-shaped protein made by cells called fibroblasts. It forms the framework of skin, bone, cartilage, tendons, blood vessels and the cornea. In wound healing, new collagen is laid down to form scar tissue. The body needs protein, vitamin CVY-tuh-min SEEA water-soluble vitamin in fruits and vegetables that the body needs to make collagen, heal wounds and absorb iron; also called ascorbic acid.Full entry and zinc to make it. With age, the skin makes less, so it becomes thinner and less elastic.

At a glance

Spanishcolágeno

Related terms

subcutaneous tissue

The layer of fat and loose connective tissue under the skin that attaches the skin to muscle.

dehiscence

The splitting open of the edges of a wound that had been closed, such as a surgical incision.

vitamin C

A water-soluble vitamin in fruits and vegetables that the body needs to make collagen, heal wounds and absorb iron; also called ascorbic acid.

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