Keel (anatomy)

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A keel (or in Latin carina), in anatomy, is a structure whose shape resembles the keel of a boat. The term may refer to :

in animal anatomy[edit]

  • Keel (bird anatomy), a perpendicular extension of a bird's breastbone, to which wing muscles anchor
  • Keel (slug), a morphological feature on the back of some land slugs which resembles the keel of an upturned boat
  • Keel in a gastropod shell, a sharp ridge or edge at the shoulder or the center of periphery of the whorls of a snail shell
  • The caudal keel in fish anatomy, a strengthening ridge at the base of the tail

in human anatomy[edit]

in plant anatomy[edit]

  • Keel (petal), the two bottom petals, below the wings, in flowers of the subfamily Faboideae of the flowering plant family Fabaceae; sometimes joined to form a structure whose shape resembles the keel of a boat

See also[edit]