Artificially colored, showing gestational sac, yolk sac and embryo (measuring 3 mm as the distance between the + signs). The yolk sac is the first element seen in the gestational sac during pregnancy, usually at 3 days gestation.Identification of the gestational sac is a critical landmark in monitoring an early pregnancy, and can be reliably seen in human pregnancy using ultrasound.rtificially colored, showing gestational sac, yolk sac and embryo (measuring 3 mm as the distance between the + signs). The yolk sac is the first element seen in the gestational sac during pregnancy, usually at 3 days gestation.
Mashed Potatoes: These are easy to eat and can alternately be topped with gravy, sour cream, or butter for more variety. If the potatoes are well-mashed, this is one of the easiest foods to eat after wisdom teeth extraction. Sweet potatoes can also be considered.
Caring for Your Gums After a Tooth Extraction. 1  1. Bite tightly on the gauze. After a tooth extraction, your dentist will place a gauze on the wound to stop the bleeding. 2  2. Take medicine for the pain. Use only the medications prescribed by your dentist. 3  3. Use an ice pack. Place an ice pack on your face outside the area of extraction.