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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 is the cause of cloudiness of plasma after centrifuse?

Cloudiness of plasma after centrifugation is typically caused by the presence of lipids, proteins, or other suspended particles that do not settle completely during the centrifugation process. This can occur due to high levels of triglycerides (lipemia), which can make the plasma appear milky. Additionally, the presence of inflammatory proteins or immune complexes can also contribute to turbidity. In clinical settings, cloudiness may indicate underlying health issues that require further investigation.

What is a abnormal wbc?

An abnormal white blood cell (WBC) count indicates a deviation from the normal range of WBCs in the blood, which typically falls between 4,000 and 11,000 cells per microliter. An elevated WBC count, known as leukocytosis, may suggest an infection, inflammation, or other medical conditions, while a low count, known as leukopenia, can indicate bone marrow issues, autoimmune disorders, or the effects of certain medications. Abnormal WBCs can also refer to atypical or immature forms of these cells, which may indicate underlying health problems such as leukemia or other blood disorders. Further testing is often required to determine the underlying cause of these abnormalities.

Is CMV blood-borne?

Cytomegalovirus (CMV) is primarily transmitted through bodily fluids, including blood, saliva, urine, and breast milk. While it can be present in blood, transmission through blood transfusions or organ transplants is relatively rare. Most commonly, CMV spreads through close contact with infected individuals or through sexual contact. Therefore, while it is technically blood-borne, other routes of transmission are more prevalent.

Is a lipase count of 100 high?

A lipase count of 100 U/L can be considered elevated, depending on the laboratory's reference range, which typically varies between 10 to 140 U/L. However, the significance of this value also depends on the clinical context and symptoms present. Elevated lipase levels are often associated with conditions like pancreatitis, so it's essential to consult a healthcare professional for accurate interpretation and appropriate follow-up.

Are wbc and neutrophils the same?

No, white blood cells (WBCs) and neutrophils are not the same. WBCs are a broad category of cells in the immune system that include various types such as lymphocytes, monocytes, eosinophils, basophils, and neutrophils. Neutrophils are a specific type of WBC that play a crucial role in fighting infections, particularly bacterial infections. Therefore, while all neutrophils are WBCs, not all WBCs are neutrophils.

Is 3900 a normal lymphocyte count?

A lymphocyte count of 3900 cells per microliter is generally considered within the normal range for adults, which typically falls between 1000 and 4800 cells per microliter. However, normal ranges can vary slightly based on the laboratory and individual factors. It's important to interpret lymphocyte counts in the context of overall health and any symptoms present, so consulting a healthcare provider for personalized advice is recommended.

What bottle is it for a group and save blood large red or small red?

For group and save blood tests, a large red-top bottle is typically used. This bottle is designed to collect samples for serological testing, which includes blood typing and antibody screening. The smaller red-top bottles may be used for other purposes, such as routine chemistry tests. Always consult your laboratory's specific guidelines to ensure correct sample collection.

Which plasma protein changes fibrinogen into fibrin?

The plasma protein that changes fibrinogen into fibrin is thrombin. Thrombin is an enzyme that plays a crucial role in the blood coagulation process, converting soluble fibrinogen into insoluble fibrin strands, which form the mesh structure of a blood clot. This transformation is essential for hemostasis, preventing excessive bleeding following injury.

How much blood loss if hematrotic drops from 47 to 25?

A drop in hematocrit from 47% to 25% indicates significant blood loss, as hematocrit reflects the proportion of blood volume made up of red blood cells. This change typically suggests a loss of about 1.5 to 2 liters of blood in an average adult, depending on their total blood volume. It's essential to evaluate the clinical context and symptoms to determine the severity and necessary interventions.

What is the normal range of ldl in mmol?

The normal range for low-density lipoprotein (LDL) cholesterol in mmol/L is typically considered to be less than 3.0 mmol/L. Levels between 3.0 to 4.0 mmol/L are often viewed as borderline high, while levels above 4.0 mmol/L are considered high. However, these ranges can vary based on individual health conditions and guidelines from different health organizations. It's always best to consult with a healthcare professional for personalized advice.

Which respiration is the exchange of gases between the blood in the systemic capillaries and tissue fluid?

The respiration that involves the exchange of gases between the blood in the systemic capillaries and tissue fluid is known as internal respiration. During this process, oxygen diffuses from the blood into the tissue cells, while carbon dioxide diffuses from the cells into the blood. This exchange is crucial for cellular metabolism and energy production.

What does a hemoglobin level of 2 mean?

A hemoglobin level of 2 grams per deciliter (g/dL) is critically low and indicates severe anemia. Normal hemoglobin levels typically range from about 12 to 16 g/dL for women and 13.5 to 17.5 g/dL for men. Such a low level can lead to serious health complications, including inadequate oxygen delivery to tissues and organs, and may require immediate medical intervention, such as blood transfusions. This condition can be caused by various factors, including blood loss, nutritional deficiencies, or bone marrow disorders.

What do elongated red blood cells mean?

Elongated red blood cells, often referred to as ovalocytes or elliptocytes, can indicate various health conditions, including hereditary elliptocytosis or other types of hemolytic anemia. These atypical shapes can affect the red blood cells' ability to transport oxygen efficiently and may lead to complications. In some cases, elongated red blood cells can be a benign variation, but if identified, further investigation may be warranted to determine the underlying cause.

What type of RBC can a patient who has a negative blood receive?

A patient with Rh-negative blood can receive red blood cells (RBCs) from donors who are also Rh-negative. Additionally, they can receive O-negative blood, which is considered the universal donor type and is safe for all blood types. However, it's essential to match the ABO blood group as well, so a person with A-negative blood should receive A-negative or O-negative, for instance. Always, careful cross-matching prior to transfusion is crucial to prevent adverse reactions.

Is liver count of 1000 too high?

A liver count of 1000 typically refers to elevated liver enzyme levels, such as alanine aminotransferase (ALT) or aspartate aminotransferase (AST). These values are considered significantly high and may indicate liver damage or disease. It's crucial to consult a healthcare professional for further evaluation and potential treatment.

What would you expect to see in a blood sample of a person who has?

It seems your question is incomplete. However, in general, the characteristics of a blood sample can vary significantly depending on the condition in question. For example, in an infection, you might expect to see elevated white blood cell counts, while in anemia, you would expect lower red blood cell counts or hemoglobin levels. Please provide more details about the specific condition for a tailored response.

What is the range of hematocrit in urine?

Hematocrit in urine is not typically measured as a standard parameter; instead, urine is generally assessed for the presence of red blood cells (RBCs), which can indicate conditions like hematuria. Normal urine should have very few or no RBCs, while significant presence can suggest underlying issues. If hematocrit levels in urine are evaluated, any significant finding would usually warrant further investigation by a healthcare professional.

Hemoglobin is a protein containing iron which is involved with oxygen transport in the blood. In which organelle would this protein be sorted?

Hemoglobin is synthesized in the ribosomes of red blood cells and is then sorted in the endoplasmic reticulum (ER). After synthesis, it is transported to the Golgi apparatus for further processing and sorting before being packaged into vesicles for export to the developing red blood cells. Ultimately, hemoglobin is incorporated into the cytoplasm of these cells, where it functions in oxygen transport.

What does the release of histamines within the body is most closely associated with?

The release of histamines in the body is most closely associated with allergic reactions and inflammatory responses. Histamines are chemicals produced by mast cells and basophils in response to allergens, leading to symptoms such as itching, swelling, and redness. They also play a role in regulating physiological functions like gastric acid secretion and neurotransmission. In essence, histamine release is a key part of the immune system's response to perceived threats.

What do DNA represents?

DNA, or deoxyribonucleic acid, represents the hereditary material in almost all living organisms. It encodes the genetic instructions necessary for the development, functioning, growth, and reproduction of life. Structurally, DNA consists of two intertwined strands forming a double helix, with sequences of nucleotides that determine the traits of an organism. Essentially, DNA serves as the blueprint for building and maintaining an organism.

Increased urobilinogen normal serum bilirubin condition?

Increased urobilinogen with normal serum bilirubin levels can indicate a few potential conditions, such as hemolysis, where there is increased breakdown of red blood cells leading to higher production of urobilinogen from bilirubin in the intestines. It may also suggest liver dysfunction or increased intestinal absorption of urobilinogen. However, since bilirubin levels remain normal, significant liver impairment or obstruction is less likely. It's important to correlate these findings with clinical symptoms and further diagnostic testing for accurate interpretation.

What is the blood type of a son if his father is AB and his mother is O?

If the father has blood type AB and the mother has blood type O, the son can inherit one of two possible combinations of alleles: A from the father and O from the mother, resulting in blood type A, or B from the father and O from the mother, resulting in blood type B. Therefore, the son's possible blood types are A or B, but he cannot have blood type O or AB.

Can peroxatine lower your white blood cell count?

Paroxetine, a selective serotonin reuptake inhibitor (SSRI) used to treat depression and anxiety, can have side effects, including potential impacts on blood cell counts. While it is not commonly associated with lowering white blood cell counts, some patients may experience changes in their blood profile. If you have concerns about this medication affecting your white blood cell count, it is essential to discuss them with your healthcare provider. Regular monitoring and blood tests can help ensure your health is managed effectively while on paroxetine.

What are the biggest challenge in blood drawing that children present?

One of the biggest challenges in blood drawing from children is their anxiety and fear of needles, which can lead to movement and difficulty in obtaining a sample. Additionally, children's smaller veins are often harder to locate and may collapse more easily, making the procedure technically challenging. Their limited ability to understand the importance of the procedure can also hinder cooperation, resulting in a need for skilled techniques and strategies to ensure a successful blood draw.

How do you come of warifin blood thinner?

To come off warfarin, a blood thinner, you should consult your healthcare provider for a tailored plan. Typically, this involves gradually reducing the dosage while monitoring your INR (International Normalized Ratio) levels to ensure they remain within a safe range. It's crucial to follow medical advice closely, as stopping warfarin suddenly can increase the risk of blood clots. Always communicate any concerns or side effects with your doctor during this process.