# Development of the chick. \[motion picture\]

Living chick embryos and perspective drawings illustrate early development of the amnion, chorion, yolk sac, and allantois. Describes amnion contractions, yolk sac folds and blood vessels, yolk sac withdrawal, and later interrelationships among the four membranes, including chorioallantoic membrane formation. From the Developmental Anatomy of Vertebrates series Search Educational Film Journals at Media History Project for references to this film Summary Uses drawings and photomicrography to trace the development of the amnion, chorion, yolk sac and allantois of the c./ia mebryo. Illustrates the morphology of membranes and blood vessels, amnion response to mechanical stimulation, interrelationships of membranes and formation of the chorioallantoic membrane./ia>

- Kind: Educational
- Year: 1966
- Runtime: 23 min
- By: Indiana University, Bloomington
- Genres: Education, Nature, Industrial and advertising
- Archive: [Internet Archive](https://archive.org/details/developmentofthechickextraembryonicmembrane)
- Licence or status: none stated by the archive
- Who can watch: Teens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/developmentofthechickextraembryonicmembrane?play=1)