![Is the sac suppose to be empty? This isn't a hate post, I just have never had a scan before 6 weeks of pregnancy so I'm not sure what it's suppose to Is the sac suppose to be empty? This isn't a hate post, I just have never had a scan before 6 weeks of pregnancy so I'm not sure what it's suppose to](https://preview.redd.it/is-the-sac-suppose-to-be-empty-this-isnt-a-hate-post-i-just-v0-86m6r494wk4a1.jpg?auto=webp&s=ea80d8dc88bc3ed4a8fa01b34cb9c5640ad08ba5)
Is the sac suppose to be empty? This isn't a hate post, I just have never had a scan before 6 weeks of pregnancy so I'm not sure what it's suppose to
![A–C) chick embryos on quail yolk sacs; A) A yolk sac chimera just after... | Download Scientific Diagram A–C) chick embryos on quail yolk sacs; A) A yolk sac chimera just after... | Download Scientific Diagram](https://www.researchgate.net/profile/Luc-Pardanaud-2/publication/51737793/figure/fig1/AS:214107853725706@1428058698885/A-C-chick-embryos-on-quail-yolk-sacs-A-A-yolk-sac-chimera-just-after-the-operation-in_Q320.jpg)
A–C) chick embryos on quail yolk sacs; A) A yolk sac chimera just after... | Download Scientific Diagram
![Animal studies. 7ti ANIMAL STUDIES gether by elastic bands. A sac, the cocoon, is thus pro- duced, containing the eggs and a milky, nutritive substance. In a few weeks the worm Animal studies. 7ti ANIMAL STUDIES gether by elastic bands. A sac, the cocoon, is thus pro- duced, containing the eggs and a milky, nutritive substance. In a few weeks the worm](https://c8.alamy.com/comp/RN4MK6/animal-studies-7ti-animal-studies-gether-by-elastic-bands-a-sac-the-cocoon-is-thus-pro-duced-containing-the-eggs-and-a-milky-nutritive-substance-in-a-few-weeks-the-worm-develops-and-bursting-the-wall-of-its-prison-makes-its-escape-71-distribution-the-earthworms-and-their-allies-are-found-widely-distributed-throughout-the-world-and-all-exhibit-many-of-the-characters-just-described-the-greatest-differences-arise-in-their-mode-of-life-some-are-truly-earthworms-but-others-are-fitted-for-a-purely-aquatic-existence-in-fresh-water-or-along-the-geacoast-a-few-have-taken-up-abode-RN4MK6.jpg)