The ampulla is the second portion of the uterine tube. It is an intermediate dilated portion, which curves over the ovary.

It is the most common site of human fertilization.
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ampulla.

External links

• ampulla+of+ductus+deferens at eMedicine Dictionary
• SUNY Labs 44:04-0201 - "The Male Pelvis: The Urinary Bladder"

This article was originally based on an entry from a public domain edition of Gray's Anatomy.
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The ampulla of Vater, also known as the hepatopancreatic ampulla, is formed by the union of the pancreatic duct and the common bile duct. The ampulla is specifically located at the major duodenal papilla.
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The rectal ampulla is the dilated section of the rectum where feces are stored until they are eliminated via the anal canal. The caliber of the rectum at its commencement is similar to that of the sigmoid colon, but near its termination it dilates, forming the ampulla.
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osseous ampulla, which measures more than twice the diameter of the tube. They open into the vestibule by five orifices, one of the apertures being common to two of the canals.

External links

• http://www.bio.psu.edu/people/faculty/strauss/anatomy/nerv/innerear2.

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Tube feet are the many small tubular projections found most famously on the ventral face of a starfish's arms, but are characteristic of the water vascular system of the echinoderm phylum which also includes sea urchins, sand dollars and sea cucumbers and many other sea creatures.
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Echinodermata
Klein, 1734

Subphyla & Classes

• Homalozoa Gill & Caster, 1960

Homostelea

Homoiostelea

Stylophora

Ctenocystoidea Robison & Sprinkle, 1969

• Crinozoa

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The Archbishop of Canterbury is the main leader of the Church of England and by convention is also recognised as head of the worldwide Anglican Communion. The current archbishop is Rowan Williams.
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Crown Jewels denotes the regalia and vestments worn by the sovereign of the United Kingdom during the coronation ceremony and at various other state functions. The term refers to the following objects: the crowns, sceptres (with either the cross or the dove), orbs, swords, rings,
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