QUESTION 45 would be best suited to study the movement of a living white blood cell. a. Light microscopy b. Freeze fracture OC. Scanning electron microscopy d. Cell fractionation Oe. Transmission electron microscopy
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- Title What technique error will always be present on an occlusal radiograph using size 4 film? a. Cone-cut Description What technique error will always be present on an occlusal radiograph using size 4 film? a. Cone-cut b . Elongation c. Foreshortening d . Overlapped contact areas What is the function of intensifying screens used in extraoral radiography? a. To increase the sharpness of the image b . To decrease the magnification of the image c. To help the patient remain still during the exposure d . To decrease the exposure to radiation for the patientQuestion 5 For a successful direct staining, one should A. use a minimal amount of water to speed up the air-drying step B. make a very thick smear of cells on a slide to facilitate finding the cells under a microscope C. heat-fix a smear for an extended time to ensure that the cells will be stuck firmly to the slide D. All of the above E. A and CQuestion A: Answer the following questions with the right answer 1. The science that studies the cell is called: A. Cytology B. blology C. cell science 2. The science that studies the living things is called: A. Cytology C. cell science B. biology 3. The smallest structure and functional unit of an organism is called: C. cell D. Tissue A. biology B. organ 4. building blocks of life are: B. cell A. organ 5. The cell consists of all of the following except A. Cytoplasm B. tissue 6. Unicellular organ is: A. Pancreas B. animal C. plants 7. Functions of the cell, all of the following correct except: A. cannot make copies of themselves C. take in nutrients 8. About cell size, all of the following correct except: A. Mest of cells can be seen by eye C. most cells are small B. ribosomes 13......... contains RNA: A. membrane B. ribosomes 14. The site of the cellular respiration is: A. membrane B. ribosomes 15. Unspecialized cells in the body are: A. Muscle cells B. nerve cells 16. which cells…
- QUESTION 10 Which imaging method would give you the technical ability to view the details of the honeycomb lattice formed by the clathrin triskelions in coated pits prior to vesicle formation? OA. Immunohistochemistry imaged with fluorescence microscopy O B. Phase contrast microscopy OC. Scanning Electron Mcroscopy OD. Differential interference contrast (DIC) microscopy QUESTION 11 You are interested in studying how neuron signaling is regulated in the human brain. Which of the following model organisms might you consider using for your experiments? OA. Mus musculus OB. Saccromyces cerevisiae O Arabidopsis thaliana OD. Escherichia coli QUESTION 12 Why is the resolution of electron microscopy generally higher than light microscopy? OA. The magnification is higher with electron microscopy which always makes the resolution higher. OB. The samples are thinner for electron microscopy. OC. The wavelength of electrons is smaller than the wavelength of light. OD. It is only because the…Question 4 i). State three (3) main differences between a conventional x-ray and CT scan in medical imaging.Quèstion 9 Match each term with its definition. M. sphere-shaped bacteria F. va type of bacteria that is resistant to antibiotics Lvthe proper use of body movements to avoid injury while lifting or moving E. va machine that sterilizes objects using steam spiral-shaped bacteria A v parasites that live on fleas, lice, or ticks and can cause typhus and other diseases v small, one-celled organisms that cause illness when they are out of balance in our bodies D. v rod-shaped bacteria v simple practices that reduce strain and effort, such as using wrist support while typing v the form and structure of an organism; for instance, spiral-shaped or rod-shaped v organisms such as yeasts and molds that can cause infections v microorganisms found in water and soil that can cause malaria and dysentery disease-causing organisms that live in human cells and cannot be killed with antibiotics A. rickettsiae B. morphology C. protozoa D. bacilli E. autoclave F. bacteria G. MRSA H. ergonomics I. fungi J.…
- Question Arm Base Light source Ocular Body tube Objectives Nosepiece Stage Mechanical stage controls Iris diaphragm Illumination control knob Condensor m All Answer Choices A. Permits rotation of objective lenses B. Also known as the eyepiece & magnifies the image C. This conducts the light between the objective lens & the ocular lens D. This adjusts the light intensity E. This supports the microscope & is also used to carry the microscope F. This is used to adjust the lighting when focusing on a specimen G. This is where the slides are placed H. These knobs are used to move the stage I. Narrows the light beam J. This is used to carry the microscope K. These are located close to the specimen being viewed & help to magnify the image L. Illuminates the slidequestion 28 // both pictures are attached below.Question 15 While viewing a slide under the microscope, I can use 100 x lens directly. O True O False
- Question 5  Antibiotic resistance might be assumed if 1. bacterial colonies are present on a streptomycin negative plate 2. bacterial colonies are present on a streptomycin positive plate 3. bacterial colonies are absent on a streptomycin negative plate 4. bacterial colonies are absent on a streptomycin positive plateQUESTION 84 Match the terms on the left with its description or definition on the right. There is only one answer for each item. v Skeletal system A. Distribution of oxygen, nutrients, hormones and removal of wastes v Respiratory system v Cranial cavity B. Toward or at the front of the body or in front of C. Encloses the heart, esophagus and tracheaT v Anterior (Ventral) D. Movement, protection, support, blood formation and calcium storage v Pelvic cavity E. Toward the head end or upper body part of the body or above F. Encloses the bladder and some reproductive organs. G. Ventilation of lungs, provides oxygen to blood cells, removal of carbon dioxide, acid-base balance and generation of sound H. Encloses the brain 1. Toward or at the back of the body or behind J. Toward or athe body surface lick Save and Submit to save and submit. Click Save All Answers to save all answers.QUESTION 2 Ability of the test to correctly identify those with the disease is defined as its: A. Accuracy B. Specificity C. Sensitivity D. Prevalence