In routine stool examination, what is a Floatation Technique? a.) What the procedure is used for b.) Summarized Procedure

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: What is the purpose of an agglutination reaction test?

A: Antigen are the foreign substances to the body in the form of proteins, carbohydrates which may…

Q: Match the test with the appropriate reagent/ chemical  a. DNA test b. Paper chromatography  c.…

A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…

Q: explain why it is not good to break sterile field  when inserting a foley catheter

A: Inserting the indwelling catheter is an invasive procedure. Sterile technique should follow while…

Q: in the clinic, the acid-fast stain is used to diagnose infection with which bacterium?

A: The Ziehl-Neelson (ZN) stain is the most commonly utilized of the different types of AF staining…

Q: If the test method used in the laboratory varied from the specification, how will  it affect the…

A:

Q: which bacteria is Coccobacillary,gram negative, non motile and negative oxidase test?

A: Bacteria are microscopic organisms which belong to prokaryote because these are unicellular…

Q: discuss the procedure in preparing thick and thin blood smears for malarial parasite microscopy

A: Blood film is defined as the sample of blood which is used for testing and diagnosing the presence…

Q: If coliforms were present on a plated sample, would you know with certainty that the coliforms are…

A: Coliform microbes are characterized as rod-shaped, gram-negative, non-spore-forming, and…

Q: What specimen would be collected for an antigen test? Why is it important to not touch the tip of…

A: Coronavirus disease (COVID-19) is a recently found coronavirus that causes an infectious disease.

Q: Which microbe requires serum components to be added to the growth medium?

A: Some microbes are nutritionally fastidious and hence needs some substances to be added to the growth…

Q: Why is it a mistake to use the same syringe, even with a new, sterile needle?

A: Injections are used for administration of drugs, contraceptives, vaccines or any other therapeutic…

Q: Why might the enteropluri tube system fail to identify the organisims tested?

A: The enteropluri tube system is used in the rapid identification of the gram-negative bacilli from…

Q: What pathogenic agent undergoes the Sigmoidoscopy Material procedure?

A: The sigmaidoscopy procedure test uses a thin flexible tube with a camera and light on one end. The…

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: Can a urine specimen be run without proper labeling?

A: Laboratory safety is a set of rules which are to be followed strictly while in a laboratory…

Q: Why was it necessary to also test the patients for HBV and HIV? Why is it a mistake to use the same…

A: Ans: HBV is the Hepatitis B virus and HIV is the Human immunodeficiency virus. These two are highly…

Q: Is there any difference between the effects of dipping versus swabbing?Which method appears to be…

A: Bacteria are very small. They cannot be observed with the naked eye. Every surface like a plant,…

Q: why are urine culture described as semiquantitative?

A: Urine culture is a method of culturing the uropathogens such as E. coli, Candida spp. (yeast) etc in…

Q: What does the presence of gas in the Durham tubes for the presumptive test indicate?

A: Presumptive test : it is a test to identify bacteria from the large soil, water medium.  It is known…

Q: What are the possible sources of contamination that may result during the streak plate procedure?

A: The streak plate procedure is used to isolate microbial colonies in pure form. During the procedure,…

Q: What is the best lab test to perform for a unknown intestinal bacteria?

A: Bacteria found in the intestine or colon region of the digestive tract since the pH of the stomach…

Q: what are the patient preparation reminders in direct fecal smear test?

A: The stool is used for the differential diagnosis of several infections and disorders such as…

Q: What other infections or conditions can be detected by an ELISA?

A: The Enzyme-Linked Immunosorbent Assay (ELISA) is a technique used to detect antibodies or infectious…

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: What is the significance of reporting the color and consistency of a stool specimen? Explain…

A: One of the most crucial aspects of the treatment process is the diagnosis. They’ve ordered when…

Q: Please state the step-by-step procedure of SMEAR PREPARATION? (please explain it thoroughly in a…

A: The preparation of a smear is required for various lab procedures, including the Gram-stain. The…

Q: What does the direct ELISA test for?

A: ELISA(enzyme-linked immunosorbent assay) is a biochemical assay to detect the presence of ligand…

Q: What purpose was served by filtering the milk sample after the addition of acid?

A: Milk is a white color liquid which is consists of various proteins and vitamins. Milk is an…

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: erial slide agglutination technique important in diagnostic procedure?

A: Immunoassays are bioanalytical ways that use the specificity of an antigen-antibody reaction to…

Q: What is a secondary antibody in an ELISA test?

A: Enzyme-linked immunosorbent assay (ELISA) is an assay technique used for detecting and quantifying…

Q: Why is it necessary to make a skin puncture to a depth of 3mm?

A: Phlebotomy refers to the process of puncturing the vein with a cannula to collect blood. Blood…

Q: why is the recommended incubation procedure for the API 20e system 18 to 24 hours ?

A: Introduction The API 20 E is a non-fastidious or Enterobacteriaceae, and Gram-negative bacteria…

Q: If the bacterium was lysogenized by a bacteriophage that has a virulence gene, determine the kind of…

A: The phenotypic approaches involve identifying bacteria by taking into account their behaviour and…

Q: If you did the multiple-tube technique, list one advantage and one disadvantage of each method of…

A: Water from various sources obtained for routine testing were analyzed by Swedish standard methods…

Q: What can you expect to find in lab test based on the fact that the pathogen is an intestinal…

A: In a broadest and oldest sense, a pathogen is anything that can cause disease.  It can also be…

Q: What is the preferred method of preservation of a urine specimen, if it cannot be run within 1 hour?

A: The urinary system of the human body is made up of organs and structures like kidneys, ureters,…

Q: in an indirect elisa procedure what enzyme is used?

A: Enzyme-linked immunosorbent assay (ELISA) is an assay technique used for detecting and quantifying…

Q: Why do we need to transport the throat swab using transport culture medium?

A: Transport media are essentially solutions of buffers with carbohydrates, peptones and other…

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 microorganisms other than coliforms are likely to give positive presumptive test?

A:

Q: • Differentiate therapeutic sterilization from direct sterilization What are some of the…

A: Bioethical principles is the approach standard to biomedical ethics approved by most of the moral…

Q: Enumerate the steps of surgical hand washing and indicate the rationale of each step.

A: In medical procedures, hand hygiene is considered a major factor to control infection. As a part of…

Q: which tests involves deliberate contamination of an inanimate surface with a mircobial suspension?

A: According to the question, we have to explain the name of the test involves in deliberate…

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: n routine stool examination, what is the "Scotch Tape" Method? Guide: a.) What the procedure is…

A: In hospitals or healthcare centers, a stool test is done to diagnose any condition that affects the…

Q: Why are hemolyzed samples rejected and what procedural factorscauseshemolysis?

A: When the red blood cells in a sample burst, a hemolyzed test result, also known as 'haemolysis,'…

Q: Define micro-injection.

A: A pipette is a laboratory tool commonly used in biology, chemical, and medicine to transport a…