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Blood

Blood is a bodily fluid consisting of plasma, blood cells, and platelets that is circulated by the heart through the vertebrate vascular system, carrying oxygen and nutrients to and waste materials away from all body tissues. In many species, it also carries hormones and disease-fighting substances. In this category, you will find questions about the blood in your body, including blood types, blood diseases, and the function of blood.

9,936 Questions

Oxygen moves from the lungs into the blood stream?

Red blood cells contain a chemical called hemoglobin which has the capacity to form a weak bond to oxygen molecules, so that the oxygen will be carried along, through the blood, by the hemoglobin, but will still be released by the hemoglobin later on, and will therefore be able to reach the various cells of the body, all of which need oxygen in order to metabolize food and generate chemical energy with which to function.

What is Abs Eos blood test?

EOS ABS is a test that measures the absolute number of eosinophil's present in the blood. Eosinophil's are a form of white blood cells that perform specialized functions for the immune system.

What is the color oxyhemoglobin?

Hemoglobin is red while oxyhemoglobin is redder. People think that blood in veins is blue but it has lost the oxygen it was carrying around to the cells so it is a red color but not as red as oxyhemoglobin.

Is it blood that runs in veins?

It is not true. Blood is also runs in arteries. Arteries take the blood throughout your body and veins take the blood back to your heart.

Is blood composed of formed elements in a fluid matrix?

Yes, blood is a connective tissue made up of formed elements and plasma. The formed elements are the red blood cells (erythrocytes), white blood cells (leukocytes), and platelets (thrombocytes).

What is the main function of lymphocytes?

A lymphocyte is a type of white blood cell in the vertebrate immune system.They have many functions depending on the type such as secretion of antibodies, Immunoregulation and cytotoxicity, Lysis of virally infected cells such as tumor cells and allografts and they release cytokines and growth factors that regulate other immune cells

The inside of a red blood cell?

It doesn't need to get inside the body, erythrocytes are produced inside the body by your bone marrow (red) and are made constantly. If however one needed more red blood cells, it would be via a blood transfusion.

Which substance moves from the alveoli to the blood?

With each inhalation, air fills a large portion of the millions of alveoli. In a process called diffusion (pronounced: dih-fyoo-zhun), oxygen moves from the alveoli to the blood through the capillaries (tiny blood vessels, pronounced: kah-puh-ler-eez) that line the alveolar walls. Once in the bloodstream, oxygen gets picked up by a molecule called hemoglobin (pronounced: hee-muh-glo-bun) in the red blood cells. This oxygen-rich blood then flows back to the heart, which pumps it through the arteries to oxygen-hungry tissues throughout the body.

What happens to red blood cells when they are placed in distilled water?

because of osmosis it would get fatter and fatter with water till it burst. aww.

Can you can donate blood more time in one day?

No. FDA guidelines allow whole blood to be donated every 56 days. Platelets may be collected twice a week, up to 24 times a year, and plasma may be collected twice a week (as long as total protein and immunoglobulin levels remain acceptable).

Why do you test for leukocyte esterase?

Leukocyte esterase is a test used to help determine whether a person has a urinary tract infection.

Can white blood cells kill cancer?

There isn't a visible imune response to cancer, so it might not even attack them. I'm not sure, but if I had to take a guess I'd say it was because cancer cells are taken as normal cells, according to the imune system. Anyway, I remind you, this isn't based on anything, just my general knowledge.

Edit: Besides this, there might be also more possible explanations: The imune response is centered at lymph vessels and normally, to kill a virus, leukocytes take the virus to the vessels. Since cancer cells can't change place, they can't be taken there. More, according to my father, they are too many to be killed easily.

A protein in blood plasma that is necessary for the clotting of blood?

The protein fibrin is found in the blood and it has a necessary role in blood clotting.

Thrombin, another protein, is found in blood. It is an enzyme that speeds up the rate of blood clotting. Thrombin and fibrin work hand in hand during the process of blood clotting.

Why is My white blood cell high?

If you currently have a high white blood cell count it could be because your body is fighting off an infection, systemic illness, allergy, and possibly leukemia. You normal white blood cell count should be about 4500 to 10000. Anything over that indicates your internal system is fighting something. What these cells do is surround the invader and destroy it.

What processes are involved in compensation administration?

The compensation administration is charged with the task of developing and maintaining a comprehensive compensation and classification system. This is in order to support the mission of the Division of Human Services.

How do you improve mean corpuscular hemoglobin concentration?

by dividing the hemoglobin in grams per deciliter by the hematocrit, then multiplying by 100

What causes high protein in urine and high lymphocytes in blood?

A few lymphs in urine are normal. It is difficult to determine that the cells are actually lymphocytes unless they are stained, which is not a normal part of urinalysis. An abnormally high number of lymphocytes may be caused by chronic inflammatory conditions, virus, or renal transplant rejection.

Is platelet count 175 is normal?

109,000 is below normal range for platelet , it should be 250,000 to 400,000 platelet count.

What condition is most likely to elevate the hematocrit?

There are many different things that can cause your hematocrit levels to rise. Some of these things include dengue fever, polycythemia vera, COPD, and dehydration.

What carries blood and gives blood its color?

Proteins don't give blood its color, the great amount of red blood cells do. Hence the name, they are red and give blood its color.

Do the lungs have de oxygenated blood?

It does indeed contain the blood it pumps, but the heart cells themselves receive a rich supply of blood via capillaries. A good rule of thumb is that each contractile cell has one capillary associated with it, since these energy intensive cells need a lot of fresh blood to function.