Dyes are used to stain specimens that will be observed using the microscope to   a.  increase the magnification.   b.  increase resolution.   c.  increase contrast.   d.  make it visible.   e.  none of the above.

Q: Which of the following results in green output in spectrophotometry experiment? a. Violet light b.…

A: Spectrophotometry: it is used for quantitative analysis of spectra of various wavelengths to compare…

Q: B. Write the function/s of each part of the microscope listed below. a. Eyepiece b. Draw tube c.…

A: An instrument,  microscope is used to observe tiny objects even cells. It examines the objects that…

Q: What is/are the characteristics of an ideal microscope?

A: Microscopes are instruments that help in getting a magnified image of an object. They are used to…

Q: Increasing the tube voltage on a clinical x-ray unit:     a. Improves the resolution of an x-ray…

A: The basis of radiological imaging is mainly due to the differential absorption spectra of X-rays by…

Q: compare in a table Endoscope and NMR  by mentioning the medicine, the prinicpal of the device, and…

A: Endoscope is a medical device that is used to examine the inside of the human body. It typically…

Q: You are looking at a specimen on low power and you cannot see details that your instructor asked you…

A: If I am looking at a specimen at low power and can't see details that my instructor asked me to…

Q: What is the name of the procedure shown in the image below? a. Sequential Scanning b. Wet mount…

A: INTRODUCTION This figure shows observation of wet mount under microscope.

Q: Objective lens X has a limit of resolution equal to 0.2 mm while objective lens Y has 30 µm. a.…

A: * object lens is the optical element which gathers light from object and focuses light rays to…

Q: Cite the advantages and disadvantages of the two compared microscopes a. Bright-Field vs Dark-Field…

A: Microscopy is an analytical technique used in all fields of life science. It is used to magnify and…

Q: During studying a thick heavily stained specimen under the microscope, it is better to light…

A: Microscopy is the technique of visualisation of microscopic specimens by using a microscope after…

Q: Which of the following is NOT an optical microscope? a. dark-fi eld c. atomic force b. confocal d.…

A: Microscopes are used for the visualization of objects which are not visible to the naked eyes.…

Q: 1. What are the different hoods in the lab and why are they important? 2. How does the light…

A: Introduction  A microscope is an optical instrument used to view objects that are too small to be…

Q: Select ALL the correctly matched terms: a. Immersion oil/ Oil with a different refrative index than…

A: diffraction is a physical phenomenon in which the light waves bend when meet with an obstacle like a…

Q: Match the part of the microscope with its use. Dragged and dropped options on the right-hand side…

A: Microscope A laboratory tool called a microscope is used to look at things that are too tiny to be…

Q: Describe the ff types of microscope: A. Darkfield microscope B. Phase contrast microscope C.…

A: Microscope is an equipment that can help to observed very small object and cells.

Q: Molecules are tagged by antibodies in __________ microscopy. a. Confocal b. Differential…

A: Microscopy is defined as that technical field that makes use of microscopes in order to visualize…

Q: .Leifson's stain is made up of tannic acid, basic fuschin stain prepared in alcohol base .A .B F .c…

A: Leifson's stain is a method used to identify the infections of the Helicobacter pylori bacterium.…

Q: Match each microscope component with its description or function. 1. Objective 2. Ocular 3.…

A: Microscope are tools used to view small microscopic structures or organisms in an enlarged view.

Q: Put the numbers in the space provided to indicate the order of Capsule Staining. If the statement is…

A: The primary function of capsule staining is to differentiate capsular material from bacterial cells.…

Q: What are the ways you can control the amount of light passing through your specimen? One way is…

A: A specimen is a sample which represents the whole group. The specimen can anything which is a…

Q: Drag the appropriate label to the appropriate target. Reset Help Further magnifies the image and…

A:

Q: Describe the key components and principles of operation of a x-ray unit used for film/screen…

A: The mammographic radiographic unit uses X-rays to produce images of the breast a mammogram that…

Q: The significance of using immersion oll when using 100X objective lens is: It will increase the…

A: Answer.  Microscopy is a technique for making very small things visible to the unaided eye. An…

Q: Give a specific example on how to use UV-Vis spectrophotometer in medtech-medical field.  Provide a…

A: UV-Vis spectroscopy It is also called absorbance spectroscopy as it allows the analysis of the…

Q: Define the following terms: a.Simple staining b.Complex medium c.Defined (synthetic) medium

A: Staining is used to visualise the bacteria i clinical specimen under a light microscope. Bacterias…

Q: make a comparison viewing a microscope slide under low magnification and high magnification by…

A: Viewing a microscope slide under different magnifications provides distinct advantages and…

Q: Dropping Mercury Electrode

A:

Q: In light microscopy, when magnification is increased, the lens focuses closer to the sample.  This…

A: Microscope helps to observe the organisms or objects that cannot be seen by our naked eye because…

Q: the images. 100X. the correc

A: Objective lens are the lens which are closest to the specimen. The Objective lens collected light…

Q: observe the transparent bacteria under bright field microscope, we use a. Simple staining b. Gram…

A: Microscopy is the technique which is used to magnify  small microorganisms and small specimens . It…

Q: How to prepare wet and dry mount specimen for examination. 2. How to care the microscope and step…

A: A microscopes is an equipment that can be utilized to notice tiny things, including cells. The…

Q: In negative staining, the acidic stain will penetrate the cell. In negative staining, it will create…

A: Introduction Staining is a technique for enhancing contrast in material, usually on a microscopic…

Q: Staining a specimen for microscopy is helpful because Select one or more: a. It helps light to pass…

A: There are various kinds of microscopes, and each one is used for a different thing. Some are applied…

Q: The acid fast technique is also known as:  A. Ziehl-Neelsen stain B. Auramine-rhodamine stain C.…

A: Acid fast bacteria are gram positive bacteria . They are unique among prokaryotes and normal gram…

Q: Provide an example that illustrates the difference between low and high contrast. List the parts of…

A: The microscope that uses light as a source of illumination is called a light microscope. A light…

Q: Briefly answer the question below: What is the disadvantage of having a really thick smear when…

A: Smear:- It is used to fix the bacteria onto the slide and to prevent the sample from being lost…

Q: 13. Which object is used to focus light in a light microscope? adjustment knobs objective lens the…

A: -Light microscope is an instrument which is used to visualise the fine details of an object. -It is…

Q: Identify the FALSE statement about visualization of thin layer chromatography results. A. The spots…

A: Introduction:-  Thin Layer Chromatography is a method for separating non-volatile substances. The…

Microbial Isolation

Isolation of the microorganisms in microbiology is the process of developing a pure culture by separating one species of microbe from a mixture of many other species. A pure culture is a culture that contains only one species of microbe.