Amnion: meaning, definitions and examples

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amnion

 

[หˆรฆm.ni.ษ™n ]

Definition

Context #1 | Noun

anatomy biology

The amnion is a thin but tough sac that surrounds a developing embryo in amniotes. It is filled with amniotic fluid, which helps to protect the embryo from physical shocks and maintains a stable temperature. The amnion plays a crucial role in the development of the fetus during pregnancy.

Synonyms

amnionic sac, embryonic membrane.

Examples of usage

  • The amnion provides a protective cushioning for the fetus.
  • Amniocentesis involves sampling amniotic fluid from the amnion.
  • The rupture of the amnion can indicate the onset of labor.

Interesting Facts

Etymology

  • The word 'amnion' comes from the Greek word 'amnion,' which means 'sac' or 'bag.'
  • Ancient Greeks used the term to describe the protective membranes surrounding a fetus in the womb.

Biology

  • The amnion is part of a structure called the amniotic sac, which includes fluid to cushion and protect the developing baby.
  • Amniotic fluid plays a crucial role in regulating temperature and providing a safe space for movement, helping the baby develop properly.

Obstetrics

  • Amniocentesis, a medical procedure, involves taking a sample of the amniotic fluid for testing to check for genetic disorders.
  • Doctors often monitor the amount of amniotic fluid during pregnancy, as too little or too much can lead to complications.

Culture

  • In various cultures, the breaking of the amniotic sac at birth is sometimes called 'the water breaking,' which is a pivotal event in childbirth.
  • The use of the term 'waters' in some birth traditions refers to this fluid, highlighting its importance in gestation.

Comparative Anatomy

  • Different animals, including reptiles and birds, also have their own forms of the amnion, showcasing its evolutionary significance.
  • The presence of the amnion allows for a more complex development process in higher vertebrates compared to those without it.

Translations

Translations of the word "amnion" in other languages:

๐Ÿ‡ต๐Ÿ‡น amniรณtico

๐Ÿ‡ฎ๐Ÿ‡ณ เค…เคฎเฅเคจเคฟเคฏเฅ‹เคŸเคฟเค•

๐Ÿ‡ฉ๐Ÿ‡ช Amnion

๐Ÿ‡ฎ๐Ÿ‡ฉ amnion

๐Ÿ‡บ๐Ÿ‡ฆ ะฐะผะฝั–ะพะฝ

๐Ÿ‡ต๐Ÿ‡ฑ amniotyczny

๐Ÿ‡ฏ๐Ÿ‡ต ็พŠ่†œ

๐Ÿ‡ซ๐Ÿ‡ท amnion

๐Ÿ‡ช๐Ÿ‡ธ amnion

๐Ÿ‡น๐Ÿ‡ท amnion

๐Ÿ‡ฐ๐Ÿ‡ท ์–‘๋ง‰

๐Ÿ‡ธ๐Ÿ‡ฆ ุงู„ุฃู…ู†ูŠูˆู†

๐Ÿ‡จ๐Ÿ‡ฟ amnion

๐Ÿ‡ธ๐Ÿ‡ฐ amnion

๐Ÿ‡จ๐Ÿ‡ณ ็พŠ่†œ

๐Ÿ‡ธ๐Ÿ‡ฎ amnion

๐Ÿ‡ฎ๐Ÿ‡ธ amnion

๐Ÿ‡ฐ๐Ÿ‡ฟ ะฐะผะฝะธะพะฝ

๐Ÿ‡ฌ๐Ÿ‡ช แƒแƒ›แƒœแƒ˜แƒแƒœแƒ˜

๐Ÿ‡ฆ๐Ÿ‡ฟ amnion

๐Ÿ‡ฒ๐Ÿ‡ฝ amnion

Word Frequency Rank

At rank #28,724, this word represents specialized academic or technical vocabulary. It's less frequently encountered but may be valuable in specific contexts.