amnion
amnios
The thin innermost layer of the extraembryonic membranes that contains the amniotic fluid; the membrane forms a closed sac in which the embryo and later, the fetus, is suspended and protected.
| Type | Organ |
| Parent Structure | extraembryonic membrane |
| Latin Name | amnios |
| FMA ID | 80223 |
Frequently Asked Questions
What is the amnion?
The thin innermost layer of the extraembryonic membranes that contains the amniotic fluid; the membrane forms a closed sac in which the embryo and later, the fetus, is suspended and protected.
What is the Latin name for the amnion?
The Latin name for the amnion is amnios.
Related Structures
1st arch mandibular component
ventral mandibular arch
1st arch mandibular ectoderm
ectoderm of mandibular component
1st arch mandibular mesenchyme
mandibular component mesenchyme
1st arch mandibular mesenchyme from head mesenchyme
1st arch mandibular mesenchyme from neural crest
1st arch maxillary component
1st arch maxillary ectoderm
ectoderm of maxillary component
1st arch maxillary-mandibular cleft
1st arch maxillary-mandibular groove ectoderm
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