Q: What is the purpose of fixing a smear?
A: Smear- a smear is a thin layer of a sample such as bacterial cells or blood spread evenly on a glass…
Q: Which test measures and evaluates the cellular component of blood?
A: Answer
Q: What is the purpose of Thick smear? Purpose of Thin smear?
A: Blood smear:-Also known as peripheral blood smear. -Blood smear has many different uses ranging from…
Q: Why is modified Allen test performed prior to the radial blood gas test?
A: Blood is an important fluid tissue that is used to transport nutrients and oxygen to all parts of…
Q: Why is it necessary to obtain an acute and aconvalescent blood sample to monitor infections?
A: Immune system protects the body against infection. It is a complex network of cells and proteins.…
Q: Why does hemagglutination occur and how can it be used in the clinical laboratory?
A: The antigen is any foreign substance that has entered the body. The antibody is the chemical that is…
Q: What is the main purpose of haemolytic tests? What is the main substance responsible for this…
A: Pathogenic microrganism are the microbes that has capability to cause disease and infection inside…
Q: If you make a five-tube twofold dilution using 2 mL of serum, what is the concentration of serum in…
A: Serial dilutions are done to get some quantification added to an assay. Simple antibody titers or…
Q: What are the different technical considerations in performing the serum protein electrophoresis…
A: Electrophoresis is valuable as diagnostic tool in clinical laboratory. The principle involves the…
Q: What are diagnostic tests for RSV and how are they performed?
A: RSV is respiratory syncytial virus infection. It is Infection of the respiratory tract. It causes…
Q: What test would confirm the presence of Bacillus Cereus?
A: B. cereus is the bacteria species come under rod shaped bacteria, they are motile bacteria and form…
Q: List at least 10 laboratory tests that use whole blood as a test sample.
A: 10 laboratory tests that use whole blood as a test sample.
Q: An advantage of a point-of-care (POC) test is that
A: An advantage of a point of care (POC) is that effective antibiotic therapy can begin without a…
Q: What can be done to prevent the spread of these resistant microbes in the hospital?
A: Resistant microbes cause a major threat of nosocomial infections in hospitals. Healthcare personnel…
Q: How is a direct agglutination test different from a passive agglutination test?
A: Agglutination is defined as a reaction in which certain particles (like RBCs or bacteria) that are…
Q: a. Seropositivity means having a blood serum that tests positive. Explain why it may or may not…
A: Infectious or non-infectious diseases could affect the body’s functioning. When blood serum is…
Q: Describe the Xanthroproteic test. What does the Xanthroproteic test detect?
A: Proteins are one among different biomolecules present in the body, and they are the building blocks…
Q: How does plating efficiency affect the number of plaque-forming units? How is plating efficiency…
A: A viral plaque is defined as the visible structure formed on the culture plate of bacteria or any…
Q: state the difference between a qalitative and quanitative serological test
A: The serological tests lookout for antibodies formed in the body by the invasion of foreign proteins…
Q: How do you measure antibiotic sensitivity?
A: Antibiotic susceptibility testing is the measurement of the sensitivity or resistance of a bacteria…
Q: What are the raw materials of anti-aging serum ? Please answer at your own words.
A: Anti-aging serums and creams are popular in the market due to their repairing and replenishing…
Q: What is a better alternative to the plate count method?
A: The plate count method is used to know the number of bacteria in any sample. It is practiced in…
Q: Name two types of immunodiffusion tests and describe how they operate
A: Immunodiffusion is a test which involves the use of soft agar or agarose to allow diffusion of…
Q: how does immunoessay technic shows the Bence-Jones protein in the urine for the diagnosis of the…
A: Bence jones's proteins are composed of dimers of light chain immunoglobulins S and due to their…
Q: Why is it a mistake to use the same syringe, even with new , sterile needles?
A: Contamination is the presence of any impurity, constituent, or any unwanted element that can infect,…
Q: Is phenol red test a efficient test for unknown intestinal bacteria?
A: Fermentation of carbohydrates is the method used by microorganisms to produce energy. Phenol Red…
Q: Explain how staphylococcus capitis test is different from streptococcus salivarius test ?
A: Streptococcus salivarius and Staphylococcus capitis are both pathogens for humans. These two…
Q: What advantages does the agglutination test have over the definitive S. aureus test?
A: Agglutination test helps to detect an antigen or antibody and involves agglutination of the…
Q: What might cause a false positive presumptive test?
A: In the presumptive analysis, test tubes containing lactose broth are inoculated with an even…
Q: The widal test is used to help in the diagnosis of?
A: Widal test is a serological diagnostic test based on the visible to the eyes agglutination reaction…
Q: Which test require a straight line inoculation? Choose all that apply
A: Answer: STRAIGHT LINE TECHNIQUE : It is the streaking technique of bacterial colony over the agar…
Q: What are the clinical significance of red, black, and gray colored stool specimens?
A: Stools are collected to test several disease conditions like liver disease ,kidney disease , any…
Q: What is the basis of serological tests, and what is their main use forenterics?
A: Serological tests are diagnostic procedures carried out to detect antibodies present in the blood…
Q: Name the technique which is used to detect HIV in Suspected AIDS patient?
A: Human Immunodeficiency Virus (HIV), is a retrovirus that causes the Acquired Immune Deficiency…
Q: Discuss the difference between nontreponemal agglutination test and treponemal agglutination test.
A: An antigen is a disease agent (virus, toxin, bacterial parasite, fungus, chemical, etc.) that our…
Q: Why is serum beta glucan testing used for diagnosing an invasive candidiasis?
A: Yeast a type of fungus. Candida is a genus of yeast. When any member of the genus Candida causes a…
Q: Describe the step-by-step procedure for preparing a thick and thin smear to test for malaria.
A: Malaria is a vector-borne disease that is caused by the parasite Plasmodium. This disease is…
Q: What definitive test for S. aureus is highly correlated with this agglutination test?
A: Given: What definitive test for S. aureus is highly correlated with this agglutination test?
Q: which three items requires the use of Manual Antimicrobial Susceptibility Testing
A: Answer: Antimicrobial Susceptibility Testing : It is the manual testing for the drug used as an…
Q: What methods are used to identify the serovar when there is a Salmonella outbreak? What other…
A: Serovars can be defined as different strains or variants of a bacterial species or a virus that have…
Q: Why do we interpret positive hemolysis in the complement fixationtest to mean negative for the test…
A: Complement fixation test is an immunological blood test in which presence of specific antigen or…
Q: Is Nitrate reduction test a efficient test for unknown intestinal bacteria?
A: Nitrate Reduction Test is used to determine the ability of an organism to reduce nitrate (NO3) to…
Q: How is ELISA used to detect Ebola (what antigens or antibodies)? How is this procedure done?
A: ELISA means enzyme-linked immunoassay. ELISA works on the antigen antibodies binding principle in…
Q: What is Hemin test and Benzidine test?
A: Hemin test - Hemin can be produced from haemoglobin by the so-called Teichmann test, when…
Q: Which portion of the blood is used for the Elisa test? Explain.
A: ELISA is an enzyme linked immunosorbent Assay which is a biochemical test used to detect the…
Q: What single test differentiates Staphylococcus aureus from other species of staphylococci? What is…
A: Staphylococcus aureus is present on human skin and anterior nares along with other mucous membranes.…
Q: What is the definition of the term Resistant? How do you detect that your microorganism is…
A: Resistant- ability of bacteria to endure the effects of a damaging chemical substance is known as…
What other infections or conditions can be detected by an ELISA?
Step by step
Solved in 2 steps
- How does a positive reaction in an ELISA test appear? How manywells are positive in figure ?What two S. aureus antigens are being detected with the use of this test kit?I. In routine stool examination, what is a Floatation Technique?a.) What the procedure is used forb.) Summarized Procedurec.) Organisms in stool that are not viable after using Floatation Techniqued.) How common is the test being done in our country?