Stria

Stria or Striae may refer to several different concepts in various fields of study. In the context of medicine and biology, it often refers to a linear mark, slight ridge, or groove on a surface, often one of a number of similar parallel features.

Anatomy

In anatomy, stria can refer to several different structures:

• Stria of Gennari, a band of Baillarger's band visible to the naked eye in the cerebral cortex.
• Stria terminalis, a structure in the brain consisting of a band of fibers running along the lateral margin of the ventricular surface of the thalamus.
• Stria medullaris, a part of the epithalamus.
• Striae of Retzius, horizontal lines found on the enamel of teeth.
• Striae gravidarum, or stretch marks, which can appear during pregnancy.

Geology

In geology, stria refers to any of several types of linear landforms:

• Glacial striation, marks left on rock by the passage of glaciers.
• Striae (geology), layers in sedimentary rocks.

Optics

In optics, stria refers to:

• Striae (optics), imperfections in optical materials.

See also

• Stria (disambiguation)

Stria Resources
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