What Is a Fetal Pole?
Kohei Hara/The Image Bank/Getty Images
A fetal pole is a collection of fetal cells that can be detected via vaginal ultrasound around the sixth week of pregnancy. Separate from the yolk sac, it is considered the somite stage of the fetus.
More From Reference.com
What Is Herd Immunity, and Why Is It Important for COVID-19 Survival?
What Are the Advantages of Bilateral Symmetry in Animals?
Ethics in Information Technology & Why It's Studied
Sci-Fi Stimulus Secrets: Why Did UFOs Appear in the December 2020 COVID-19 Relief Package?
Exactly Why Is the Platypus So Weird? Researchers Are Now Much Closer to Finding Out
Who Will Benefit From Biden's American Jobs Infrastructure Plan?