What is the function of the spleen of a rat?

The basic function of the spleen in the rat, similarly as in man, is to cleanse the blood of damaged old particles of the body itself, but also of foreign particles. To fulfill this function, the spleen is equipped with the white and red pulp with a specific structure of blood circulation.

1. Where is the rat spleen?
2. What does a rat spleen look like?
3. What is a spleen in a mouse?
4. What cells does the spleen produce?
5. What other functions does the spleen perform?
6. What does red pulp do in the spleen?
7. Why is it called white pulp?
8. What organ is behind the spleen in a rat?
9. What is spleen connected to?
10. Which of the following is not a function of spleen?
11. How much blood does the spleen hold?
12. How does the spleen filter blood?
13. Can Covid 19 affect your spleen?
14. What happens if your spleen ruptures?

Where is the rat spleen?

The spleen is a dark red to blue-black organ located in the left cranial abdomen. It is adjacent to the greater curvature of the stomach and within the omentum.

What does a rat spleen look like?

Locate the spleen which is about the same colour as the liver and is attached to the greater curvature of the stomach. It is shaped like a banana and is associated with the circulatory system and functions in the destruction of blood cells and blood storage.

What is a spleen in a mouse?

In mice, rats and humans the spleen consists of the white pulp embedded in the red pulp. ... The red pulp is a reticular connective tissue containing all types of blood cells. The spleen of mice and rats exhibits an additional well-delineated B-cell compartment, the marginal zone, between white and red pulp.

What cells does the spleen produce?

The spleen plays an important role in your immune system response. When it detects bacteria, viruses, or other germs in your blood, it produces white blood cells, called lymphocytes, to fight off these infections.

What other functions does the spleen perform?

The spleen plays multiple supporting roles in the body. It acts as a filter for blood as part of the immune system. Old red blood cells are recycled in the spleen, and platelets and white blood cells are stored there. The spleen also helps fight certain kinds of bacteria that cause pneumonia and meningitis.

What does red pulp do in the spleen?

The red pulp of the spleen is composed of connective tissue known also as the cords of Billroth and many splenic sinusoids that are engorged with blood, giving it a red color. Its primary function is to filter the blood of antigens, microorganisms, and defective or worn-out red blood cells.

Why is it called white pulp?

White pulp is a histological designation for regions of the spleen (named because it appears whiter than the surrounding red pulp on gross section), that encompasses approximately 25% of splenic tissue. White pulp consists entirely of lymphoid tissue.

What organ is behind the spleen in a rat?

The pancreas is a brownish, flattened gland found in the tissue between the stomach and small intestine. The pancreas produces digestive enzymes that are sent to the intestine via small ducts (the pancreatic duct).

What is spleen connected to?

Although the spleen is connected to the blood vessels of the stomach and pancreas, it is not involved in digestion. The spleen contains two main regions of tissue called white pulp and red pulp.

Which of the following is not a function of spleen?

The answer is c. Monitor blood flow. The main function of the spleen is to filter the blood.

How much blood does the spleen hold?

In humans, up to a cup (240 ml) of red blood cells is held within the spleen and released in cases of hypovolemia and hypoxia. It can store platelets in case of an emergency and also clears old platelets from the circulation. Up to a quarter of lymphocytes are stored in the spleen at any one time.

How does the spleen filter blood?

Blood passes through the cords and into the sinusoids where it is drained into the large trabecular veins of the spleen. Blood is filtered through gaps in the sinusoid lining, which prevents old, damaged or abnormal red blood cells from passing into the bloodstream.

Can Covid 19 affect your spleen?

Conclusion: Our study indicates that spleen size increases slightly-moderately in the first stages of the infection, and this increase is correlated with the COVID-19 severity score calculated on the chest CT data, and in this respect, it is similar to infections presenting with cytokine storm.

What happens if your spleen ruptures?

A ruptured spleen (a fist-sized organ located in the left upper abdomen) occurs when the surface of this organ is injured, which can lead to internal bleeding. Symptoms include pain in the abdomen and nausea. A ruptured spleen is treated with surgery if the patient has lost a large amount of blood.