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单词 somatopleure
释义

Definition of somatopleure in English:

somatopleure

nounˌsəʊmətə(ʊ)ˈplʊəsəˈmatəˌplo͝o(ə)r
Embryology
  • A layer of tissue in a vertebrate embryo comprising the ectoderm and the outer layer of mesoderm, and giving rise to the amnion, chorion, and part of the body wall.

    Often contrasted with splanchnopleure
    Example sentencesExamples
    • She is not able, however, to trigger the formation of a feather forming dermis from the extra embryonic somatopleure.
    • The somatopleure, which is close to the ectoderm, is involved in the formation of the lateral and ventral walls of the embryo.
    • Outside the amniotic ectoderm is a thin layer of mesoderm, which is continuous with that of the somatopleure and is connected by the body-stalk with the mesodermal lining of the chorion.
    • Simultaneously, rapid growth causes the embryo to fold laterally, resulting in the somatopleure layers folding in laterally to enclose the gut.
    • The region of the chorion / somatopleure closest to the embryo undergoes a folding around the embryo so that a smaller chamber forms immediately surrounding the embryo.

Origin

Late 19th century: from somato- 'of the body' + Greek pleura 'side'.

 
 

Definition of somatopleure in US English:

somatopleure

nounsəˈmatəˌplo͝o(ə)r
Embryology
  • A layer of tissue in a vertebrate embryo comprising the ectoderm and the outer layer of mesoderm, and giving rise to the amnion, chorion, and part of the body wall.

    Often contrasted with splanchnopleure
    Example sentencesExamples
    • The somatopleure, which is close to the ectoderm, is involved in the formation of the lateral and ventral walls of the embryo.
    • Outside the amniotic ectoderm is a thin layer of mesoderm, which is continuous with that of the somatopleure and is connected by the body-stalk with the mesodermal lining of the chorion.
    • She is not able, however, to trigger the formation of a feather forming dermis from the extra embryonic somatopleure.
    • Simultaneously, rapid growth causes the embryo to fold laterally, resulting in the somatopleure layers folding in laterally to enclose the gut.
    • The region of the chorion / somatopleure closest to the embryo undergoes a folding around the embryo so that a smaller chamber forms immediately surrounding the embryo.

Origin

Late 19th century: from somato- ‘of the body’ + Greek pleura ‘side’.

 
 
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更新时间:2024/12/22 19:26:38