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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

What can happen if a cell placed in pure water 100 percent?

If a cell is placed in pure water, the water will move into the cell through osmosis, causing it to swell and potentially burst. This process is known as cytolysis and can result in cell death.

If a patient has low Red Blood Cells count the oxygen carrying capacity decreases why?

because one of red blood cell function is to carry oxygen this is because it is made up of a thin membrane that allows oxygen and carbon dioxide to diffuse in and out of the cell. RBC's are also called erythrocytes and are made up of a substance called hemoglobin, this makes up 95% of the RBC. The oxygen carrying hemoglobin molecule has 4 subunits each containing a heme portion. This heme portion is where iron is present. A property of heme is that it can bind to oxygen or reversibly releasing oxygen. This gives it the ability to carry oxygen from the lungs yet release it during circulation in the organs etc. for cell metabolism.

Where do red blood cells get there red color?

Red blood cells get their red color from the molecule hemoglobin, which is a protein that binds to oxygen in the lungs and carries it throughout the body. Hemoglobin contains iron, which gives it its red color.

How bad is 34000 in a white blood cell count in a toddler?

A white blood cell count of 34,000 in a toddler is considered significantly elevated and may indicate an infection or inflammation. It is important to consult a healthcare provider for further evaluation and to determine the underlying cause. Treatment will depend on the specific diagnosis.

What is hemoglobin called when saturated with oxygen?

Hemoglobin saturated with oxygen is called oxyhemoglobin.

What is the process of phagocytosis of a human leukocyte?

The phagocytes get activated by the presence of certain particles around them. As soon as they detect a foreign particle, the phagocytes produce surface glycoprotein receptors, that increase their ability to adhere to the surface of the particle.

The phagocyte slowly attaches to the surface of the foreign particle. The cell membrane of the phagocyte begins to expand and forms a cone around the foreign particle.

The cell membrane surrounds the foreign particle from all sides to create a vacuole, known as phagosome or food vacuole. The phagosome is then passed into the cell for absorption.

Now comes the role of the lysosomes, which are cell structures, that are specialized in digesting the particles that enter the cell through the cell membrane. The lysosomes break the food vacuole or phagosome, into its component materials. The essential nutrients, if any, are absorbed in the cell, and the rest is expelled as waste matter. In case of the immune system, the cell creates a peroxisome, a special structure that helps the body to get rid of the toxins

How to Prevent her red blood cell count from decreasing as a result of the chemotherapy?

To prevent a decrease in red blood cell count due to chemotherapy, your healthcare provider may recommend taking medication to stimulate red blood cell production, undergoing blood transfusions, or receiving erythropoietin injections. A healthy diet rich in iron and folic acid can also help support red blood cell production. It's important to closely follow your healthcare provider's recommendations and attend all follow-up appointments to monitor your blood cell counts.

Is donating blood bad for you?

Donating blood is generally safe for healthy individuals and can even have health benefits. It can help reduce the risk of heart disease by lowering iron levels, promote the production of new blood cells, and potentially improve blood circulation. However, it may cause temporary side effects such as lightheadedness, dizziness, or fatigue.

What is the name of animal they have blue Blood?

Horseshoe crabs have blue blood due to the presence of copper-based molecules called hemocyanin that carry oxygen. This blue blood helps them to efficiently transport oxygen throughout their bodies.

Helper T cells produce chemicals called?

Helper T cells produce chemicals called cytokines, which help regulate the immune response by signaling other immune cells. These chemicals can activate other immune cells such as cytotoxic T cells, B cells, and macrophages to fight off infections and other foreign invaders in the body.

60-70 percent of all WBC's white blood cell structure and characteristics?

White blood cells, or leukocytes, are an essential part of the immune system that help fight off infections and diseases. They are produced in the bone marrow and are divided into several types with different functions, such as neutrophils, lymphocytes, monocytes, eosinophils, and basophils. These cells play a crucial role in detecting and combating foreign invaders in the body to maintain overall health and well-being.

What test measurs percentage by volume of packed red blood cells in a whole blood sample?

Hematocrit test measures the percentage by volume of packed red blood cells in a whole blood sample. It is used to evaluate the concentration of red blood cells in the blood and can help diagnose conditions such as anemia or dehydration.

Where the white blood cells produced?

White blood cells are produced in the bone marrow, which is a soft tissue found in the center of most bones in the body. Once they are produced, white blood cells are released into the bloodstream where they help fight off infections and other foreign invaders.

Where white blood cells are produced?

White blood cells are primarily produced in the bone marrow, which is found in the cavities of bones throughout the body. Stem cells in the bone marrow differentiate and mature into various types of white blood cells to perform their immune functions.

What blood test includes wbc and rbc counts hemoglobin and hematocrit?

A complete blood count (CBC) includes white blood cell (WBC) and red blood cell (RBC) counts, hemoglobin, and hematocrit measurements. It provides important information about your overall health and can help diagnose various medical conditions such as anemia, infection, and inflammation.

Which two organs respond to changes in blood buffer equilibrium?

The lungs and the kidneys are two organs that respond to changes in blood buffer equilibrium. The lungs regulate carbon dioxide levels by adjusting breathing rate, while the kidneys control bicarbonate levels through filtration and reabsorption. Together, they help maintain the blood's pH balance.

Is phagocytic a characteristic of all leukocytes?

No per Marieb. Basophils just release histamine and mediators of inflammation and they also contain helarin. Lymphocytes mount immune response by cell attack or via antibodies. The rest do phagoctytize.

If red blood cells lack RH antigens the blood is called?

If red blood cells lack Rh antigens, the blood is called Rh-negative.

What leukocyte is the main bacteria slayer in the body?

B cells

_____

B cells do not "slay" bacteria. B cells produce antibodies that assist the body in dealing with foreign antigens (such as bacteria), but do not directly kill any bacteria.

Neutrophils would likely be considered the primary defense against invading bacteria, followed by macrophages. These two cells types would be considered the primary "bacteria slayers" in the body.

How is serum formed?

serum is a clear yellowish fluid obtained after separating blood into into its solid and liquid components after it ha been allowed to clot. Serum contains antitoxins. The introduction of serum in the body is an attempt to build up resistance against microorganisms or their toxins before the microbes actually invade the body . the serum can easily neutralise or kill bacteria.

What is blood condition of low numbers of erthrocytes or deficient hemoglobin in the red blood cell?

The blood condition with low numbers of erythrocytes or deficient hemoglobin in the red blood cells is called anemia. This condition can lead to symptoms such as fatigue, weakness, and shortness of breath due to reduced oxygen-carrying capacity in the blood. Anemia can have various causes, including nutritional deficiencies, chronic diseases, or underlying health conditions.

Would a trypanosome infection increase or decrease the number of white blood cell why?

A trypanosome infection can lead to a decrease in white blood cell count, particularly lymphocytes, as the parasite affects the immune system and can directly infect and destroy immune cells. Additionally, the infection can cause other changes in the immune response that may result in a decrease in white blood cell production.

Chemical released by blood platelets is?

The chemical released by blood platelets is called serotonin. This neurotransmitter helps regulate various physiological processes such as blood clotting, smooth muscle contraction, and mood.

Hemoglobin TestWhat is a 5.8 hemoglobin?

what does 5.8 hemoblobin mean for a african american women

Does shallow breathing increase carbon dioxide levels in the blood?

Rate of respiration in normal adult is 15 to 20 minutes/ minute. They are not 'Deep' breathing. So shallow means how mush shallow and second is how often. If you take shallow breathing at normal rate then the answer is 'Yes'. If you take shallow breathing more often, then the answer is 'No'. But as level of carbon bi oxide increase in blood, it is the most powerful stimulant of respiration. Try holding the breathing for two/three minutes and then you will come to know what is the POWER of nature is.No body has ever died by holding the breathing willfully.