Look up papilla in Wiktionary, the free dictionary.

The term papilla (plural: papillae) generally means a nipple-like structure, and may refer to:

• Mammary papilla, or nipple
• Interdental papilla, part of the gingiva between teeth
• Dental papilla, cells involved in a developing tooth
• Renal papilla, in the kidney
• Lacrimal papilla, on the eyelid
• Major duodenal papilla, the opening of the pancreatic duct and common bile duct into the duodenum
• Minor duodenal papilla, the opening of the accessory pancreatic duct into the duodenum
• Hair papilla, at the base of every hair follicle
• papillary thyroid cancer, a type of disease
• papillary muscle, a muscle in the heart

On the tongue

• Circumvallate papillae (contains taste buds)
• Fungiform papilla (contains taste buds)
• Filiform papilla (does not contain taste buds)
• Foliate papillae (contains taste buds)

On a fish

• Genital papilla, a small tube on fish anatomy, through which eggs or sperm are released

[edit] See also

• Blister
• Papule

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