ARRT test bank Questions and answers 2024 ALL SOLUTION CORRECT GUARANTEED GRADE A+

ARRT test bank Questions and answers 2024 ALL SOLUTION CORRECT GUARANTEED GRADE A+ What radiographic procedure must you use sterile gloves for touching items on the tray? Myelogram Written defamation of character is known as? Libel Which drug would you administer when a patient develops urticaria? Antihistamine What is another name for hives? Urticaria A skin rash triggered by a reaction to food, medicine, or other irritants. Hive Or Urticaria Transmission of an infection by insects such as a tick or mosquito is known as a? Vector When an object is free of all microorganisms it is termed? Sterile Why is the IV bag 18 to 20 inches above the level of the vein? To prevent the backflow of blood into the tubing which forms a clot and obstructs the flow of the IV fluid An inanimate object that is been in contact with an infectious organism is a? Fomite a specific situation in which a drug, procedure, or surgery should not be used because it may be harmful to the person. Contraindication The main advantage of using non-ionic water-soluble contrast media on the patient would be? Fewer adverse reactions What type of radiographic procedure requires an intrathecal injection? Myelogram ______ is a route of administration for drugs via an injection into the spinal canal intrathecal Which gauge size has the biggest lumen? The smallest number gauge has the biggest lumen If the CR is angled 40° Cephalic what projection of the calcareous so calcis are you taking? Plantodorsal Projection In the thoracic cavity each lung is enclosed in a? Pleura Which projection of the foot will best demonstrate the long arch? Lateralmedial erect or weight-bearing In the AP axial projection Townes of the skull with the CR directed 30° caudal to the OML and passing midway between the EAM which structures best demonstrated? Occipital Bone not alive, especially not in the manner of animals and humans. objects like stones showing no sign of life; lifeless. inanimate An imaging examination that involves the introduction of a spinal needle into the spinal canal and the injection of contrast material in the space around the spinal cord and nerve roots (the subarachnoid space) using a real-time form of x-ray called fluoroscopy. Myelogram The best way to control voluntary motion is? Careful explanation of the procedure to the patient What is demonstrated on the oblique position of the cervical spine? Intervertebral foramina In relation to the Esophagus the trachea is located where? The trachea is anterior in relation to the esophagus Which position will demonstrate the right axillary ribs? RPO Or LAO The manubrial notch is located at the level of? T2-t3 interspace Which projection of the ankle would best demonstrate the distal tibio fibular joint? Medial oblique 45° What is the position of the gallbladder in a Asthenic patient? Inferior and medial The true lateral position of the skull uses which of the following principles? Interpupillary line perpendicular to the IR MSP parallel to the IR IOML parallel to the IR During myelography a contrast medium is injected into which space? Subarachnoid space Which position of the elbow will separate the radial head neck and tuberosity from the superimposition of the ulna? Lateral or external oblique With the patient in the PA position and the OML and CR perpendicular to the IR where will the Petrous pyramids be demonstrated within the orbits? Completely within the orbits The sternoclavicular joint is best demonstrated with the patient PA and ? A slightly oblique position with the affected side adjacent to the IR. RAO What position will demonstrate the patients left kidney parallel to the IR and the right kidney perpendicular to the IR? 30 degrees RPO or LAO Which position will demonstrate the lumbar intervertebral foramina? Lateral Which position will demonstrate the apophyseal joints closest to the IR? RPO (right) LPO (left) How should a patient be examined for separation of the AC joint? Erect position with use of weights to improve demonstration of both joints The coronoid process can be visualized in profile in what position of the elbow? Both medial and internal AP oblique If the lesser tubercle is in profile for the AP shoulder joint the humorus is in which rotation? Internal If the greater tubercle is in profile then the humorous is in which rotation? External What type of fracture is it called when a bone is driven into another bone? Impacted No grid (Times mAs by...) 1 5:1 (Times mAs by...) 2 6:1 3 8:1 4 Most commonly used 12:1 5 16:1 6 Density Maintenance Formula mAs1 = D1 squared mAs2 D2 squared Inverse square law I1= D2 squared I2 D1 squared What is the establish fetal does limit guideline for pregnant radiograph's during the entire gestation period? 0.5 rem 5 mSv 500mrem What should you use if you have to restrain a child or infant in order to perform a procedure? Restraining them with the use of a mechanical device if you cannot use a mechanical device have the patients father hold the child We have an expert-written solution to this problem! According to the NCRP the annual occupational full body does equipment limit is? 5 rem 50 mSv 5000mrem How will the x-ray photons intensity be affected if the SID is doubled? The intensity of the beam will decrease four times this is known as the inverse square law If the patient received 2000 MRAD during a 10 minute fluoro exam how much exposure will the patient recieve in five-minutes? 1000 Mrad which is half of what they received in 10 minutes The photo electric effect is an interaction between x-ray photons and... And inner shell electron What is recommended for the pregnant radiographer to use as far as the dosimeter badge? Wear one dosimeter badge outside the lead apron at the collar level and one dosimeter badge inside the lead apron at the level of the waist so A total of two badges are worn and these badges position should never be interchanged What is likely to occur if 25 Rad is delivered to fetus in early pregnancy? Spontaneous abortion will occur if 25 rad were to be delivered to fetus during the second through the 10th week skeletal abnormalities may appear How does filtration affect the primary beam? It increases the average energy of the primary beam by filtering out the low-energy photons The unit of measurement used to express occupational exposure is the? REM (seivert) The unit of absorbed dose is? Rad (gray) Biologic material is most sensitive to irradiation under which condition? Oxygenated The reduction in the intensity of the x-ray beam as it passes through a material is termed? Attenuation The largest amount of diagnostic x-ray absorption occurs in which tissue? Bone since it is the most dense tissue The effects of radiation on biological material are dependent on several factors. If a quantity of radiation is delivered to a body over a long period of time the fact will be? The effect will be less than if it were delivered all at one time for a short period of time What interaction contributes most to occupational exposure? Compton Scatter What factors affect both the quality and the quantity of the primary been? Half value layer (hvl) KV The unit of exposure in air is? Roentgen (C/kg) How often should lead aprons and lead gloves be check for cracks? Annually or once a year by the fluoroscope Which radiation monitors function on the basis of stimulated luminescence? 0SL and TLD What is the single most important scattering object in both radiography in Fluoroscopy? The patient A group of exposure factors are given which one will deliver the least amount of exposure? Highest KVp with lowest mass will give the least or safest amount The purpose of filters in a film badge is? To measure radiation quality Compton scatter occurs when a high-energy incident electron ejects what? An outer shell electron When a fast screen film system is used with the slow screen film automatic system the resulting images are? Too dark or overexposed A change to 3 phase and 6 pulse = ____ (original mAs) 2/3 A change to 3 phase and 12 pulse = ____ (original mAs) 1/2 What does a penetimeter evaluate? Penumbra Edge blur Penumbra Field of view (FoV)/ matrix = Pixel Size As matrix size increases pixel size Decreases mAs controls Density KVP controls Contrast Windowing Changing image brightness Contrast Scale A star pattern tests what? Focal spot size In three phase equipment half of the expected arc is a sign of? Rectifier failure For three-phase equipment a synchronous spinning top test is used to check? Rectifier function and test timer accuracy In a three phase equipment full-wave rectified current should have a____degree arc per second 360 A gentle curve usually has___speed,____contrast, and___latitude. Slow Low Wide Hypovolemic Shock caused by lack of blood The conversion of the latent image into a manifested image takes place in the? Developer Decreasing film size from 14 x 17 to 8 x 10" will do what? Decrease radiographic density and decrease the amount of scatter A group of exposure factors are given consisting of MA and time. Which will produce the greatest radiographic density? Multiply all factors the highest mas will produce the highest density High mass equals high ______ Density The process of leveling and windowing of digital images determines? Contrast adjusting the level adjusts the optical density and adjusting the window adjust the contrast Exposure factors are given of KVP and mas using a non-grid exposure. How much mass would you be used if you use the 8 to 1 grid? The grid conversion factor of the 8 to 1 is four so you would multiply your mass using a non-grid exposure by four Unopened boxes of radiographic film should be stored away from radiation and... In the vertical position or on the end To be suitable for use in intensifying screen a phosphor should have what characteristic? High conversion efficiency, High x-ray absorption and a high atomic number We have an expert-written solution to this problem! The purpose of the automatic processors circulation system is too? Agitate, mix and filter solutions The height of the lead strips divided by the width of the interspace material is defined as? Grid ratio When going from a lower kVP to a higher kvp what will happen? You will have greater exposure latitude produce a longer scale of contrast and produce more scatter Misalignment of the tube part IR relationship results in? Shape distortion elongation occurs from angling of the tube Foreshortening occurs from angling of the part What has an effect on recorded detail? SID is directly proportional Increasing SID will decrease magnification and increase recorded detail. A decrease in SID will do what to magnification? Do what to recorded detail? Increase magnification Decrease recorded detail Increasing SID will______magnification and_____recorded detail. Decrease Increase A smaller focal spot size will____recorded detail since the focal spot blur is smaller? Increase A larger focal spot size will____recorded details since greater blur is produced Decrease Density (brightness) is controlled by 1. 2. 1. The number of the exit (remnant) rays sticking the IR 2. Window leveling What controls the number of electrons passing from the cathode to the anode an x-ray tube? Mas What controls the quantity of the x-rays produced at the anode? Mas Quantity Mas Quality Kvp What controls the amount of radiation exiting the x-ray tube? Mas As mas is increased density is____in the same amount Increased As mas is decreased density_____in the same amount Decreases What directly controls the energy or quality of the x-rays produced? Kvp As KVP _____, a greater potential difference exists between the cathode in the anode CONTINUED...