Table of Contents
What organ does the umbilical vein lead to in fetal pig?
liver
After completing the cuts, locate the umbilical vein that leads from the umbilical cord to the liver. You will need to cut this vein in order to open up the abdominal cavity. Your pig may be filled with water and preservative, drain over the sink if necessary and rinse organs.
What does the umbilical vein connected to?
Umbilical vein connects directly to the inferior vena cava via iliac veins. Umbilical vein drains into the portal circulation.
What is the function of the umbilical vein in a pig?
umbilical vein: a single large vein, carries oxygenated blood from placenta to fetus.
What is the function of the liver in a fetal pig?
The liver filters out poisons and chemicals and recycles hemoglobin from the bloodstream. When the pig is a fetus in its mother’s uterus, the liver contributes to the production of blood cells.
Why is the umbilical vein connected to the liver?
In the further development the umbilical veins become quickly included in the developing liver, so that they obtain a connection to the liver’s capillary plexus. Now the blood from the left and right umbilical vein gets into the sinus venosus directly on the one hand and via the anastomoses in the liver on the other.
Where does the umbilical vein arise from?
The umbilical vein is the conduit for blood returning from the placenta to the fetus until it involutes soon after birth. The umbilical vein arises from multiple tributaries within the placenta and enters the umbilical cord, along with the (usually) paired umbilical arteries.
What is the function of the umbilical vein quizlet?
The umbilical vein carries oxygenated blood with maternal nutrients from the placenta to the fetus. The umbilical arteries carry deoxygenated blood with fetal waste from the fetus to the placenta.
What is covering the organs of the peritoneal cavity pig?
The covering of the walls of the cavity is referred to as parietal peritoneum, while that covering the organs is termed visceral peritoneum. These membranes slide easily against each other.
What does the spleen do in a pig?
The spleen is involved in the circulatory system in that it destroys, recycles and synthesizes red blood cells. The spleen also stores excess blood that can be released into the bloodstream in response to an injury such as a large cut.
What happens to the right umbilical vein?
In the normal situation, the right umbilical vein begins to obliterate in the ~4th week of gestation and disappears by the 7th week. With a PRUV, the right umbilical vein remains open and the left umbilical vein usually obliterates.
Why is umbilical vein called a vein?
The umbilical vein is a vein present during fetal development that carries oxygenated blood from the placenta into the growing fetus. The umbilical vein provides convenient access to the central circulation of a neonate for restoration of blood volume and for administration of glucose and drugs.