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词汇 sella
释义

Definition of sella in English:

sella

(also sella turcica)
nounPlural sellae, Plural sellae turcicae ˈsɛləˈselə
Anatomy
  • A depression in the sphenoid bone, containing the pituitary gland.

    〔剖〕蝶鞍

    Example sentencesExamples
    • The basisphenoid bears a deep, central depression at this point called the sella turcica or pituitary fossa.
    • The superior part of the dorsum sellae may be a separate bone or it may be joined to the petrous portion of the temporal bone.
    • This gland, also termed the hypophysis cerebri, lies in a bony cavity, the sella turcica, so called because it was thought to resemble a Turkish saddle.
    • Behind the dorsum sellae is a shallow depression, the clivus, which slopes obliquely backward, and is continuous with the groove on the basioccipital (basilar portion of the occipital bone).
    • The posterior clinoids and the floor of the sella were eroded, and the suprasellar portion had a rim of calcification.

Origin

Late 17th century: from Latin, 'saddle', (in full) 'Turkish saddle'.

Definition of sella in US English:

sella

(also sella turcica)
nounˈselə
Anatomy
  • A depression in the sphenoid bone, containing the pituitary gland.

    〔剖〕蝶鞍

    Example sentencesExamples
    • The basisphenoid bears a deep, central depression at this point called the sella turcica or pituitary fossa.
    • This gland, also termed the hypophysis cerebri, lies in a bony cavity, the sella turcica, so called because it was thought to resemble a Turkish saddle.
    • Behind the dorsum sellae is a shallow depression, the clivus, which slopes obliquely backward, and is continuous with the groove on the basioccipital (basilar portion of the occipital bone).
    • The superior part of the dorsum sellae may be a separate bone or it may be joined to the petrous portion of the temporal bone.
    • The posterior clinoids and the floor of the sella were eroded, and the suprasellar portion had a rim of calcification.

Origin

Late 17th century: from Latin, ‘saddle’, (in full) ‘Turkish saddle’.

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