If you look at the back wall of a fetal pig heart, you will see a vessel that is large in size in a sheep compared to the small size of the fetal pig heart. In sheep, the hemiazygous vein develops a connection to the heart through what becomes the superior vena cava.
what are fetal heart
chorion
About 3 months, usually respiratory system of the baby develops at 12 weeks of age. ** The fetus's heart starts beating at five weeks gestation. Through an ultrasound you can see the ultrasound at about 6-7 weeks. With a fetal Doppler you can hear the heart beat at about 9 weeks.
In the fetal heart it was called ductus arteriosis.
An enlarged fetal heart is called fetal cardiomegaly. Fetal cardiomegaly is a symptom of a number of congenital heart defects including tricuspid artesia, Ebstein anomaly, or twin transfusion syndrome.
The interatrial septum is the part of the heart that separates the left and right atria. It is a thin tissue, but very strong, and develops during the very early stages of fetal development
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Fluid around the fetal heart are a sign of a congenital heart defect. When fluid is found around the fetal heart, it is known as hydrops.
Abdomen is not enlarging, no fetal heart tone, no fetal movements and etc.
uterine horns