Approximate Type Fiber Length Occurence 300nm Skin, teeth, bones tendoms cornea 300nm cartilage, invertebral discs, notochord 300nm skin tendons, blood vessel/uterine walls 390nm basal laminae, kidney glomerulus, eye lens capsule 300nm cornea, interstitial tissues 105nm cartilagenous/noncartilagenous connective tissues 450nm skins basal lamina, tongue, cornea, sclera, amnion VIll 150nm minor constituent of cartilage, sclera X 200nm minor constituent of cartilage 150nm minor constituent of cartilage, in cartilagenous regions undergoing transition to bone X Unknown minor constituent of cartilage Unknown minor constituent of tendons Unknown ndothelial tissues XIV Unknown fetal skin and tendon