ASRT QUIZZES COMBINED QUESTIONS WITH 100%
CORRECT ANSWERS
Which of the following are facial bones Nasal Lacrimal Vomer Mandible Zygoma - Correct Answer Nasal, Lacrimal, Vomer, Mandible ___ sinuses sit directly beneath the sella turcica - Correct Answer Sphenoidal A contrast medium that lets x-ray photons easily pass through it is considered - Correct Answer radiolucent the ___ receives electrons immediately after they are read out from the imaging detector (electrons are analog data) - Correct Answer Analog to digital converter When acquiring a lateral projection of the first great toe, the central ray enters the (think thumb) - Correct Answer interphalangeal joint When positioning of patient for AP projection open mouth technique for C1/C2 the ___ plane/lines should be perpendicular to the image receptor Coronal Interpupillary Occlusal Me times tak - Correct Answer Occlusal What type of radiographic study is used to evaluate skeletal maturity Skeletal survey (__ Determination by radiographic analysis is widely accepted as an indicator of skeletal maturity) Bone age - Correct Answer Bone age 1 / 4
Typical flow rate for drip infusion - Correct Answer 10-20 drops/minute Which is considered a late non stochastic effect Fibrosis Cancer Birth defect - Correct Answer Fibrosis According to the American College of radiology, Which of the following are indications for obtaining a skeletal survey. 1 suspected non-accidental trauma 2 skeletal dysplasia, syndromes, metabolic disorders 3 neoplasms - Correct Answer All 3 Evaluation of ___ are the primary indicators for arthrography of the shoulder - Correct Answer Rotator cuff tears or labra tears All of the following except ___ will result in an increase in AEC response time Decreasing KVP Increasing focal spot size Increasing part thickness - Correct Answer Increasing focal spot size Which Are the appropriate message to ensure the correct drug is administered to the patient 1 confirm the correct medication 2 record the time and date of a ministration 3 check the medication three times - Correct Answer 1 & 3 Which of the following is an example of a primary barrier Exposure room door Lead aprons - Correct Answer Exposure room door (lead aprons 2) Which of the following components make up the induction motor in an imaging system (stators induce an electric current and a magnetic field in the rotor) - Correct Answer Rotor and stators Radiation barriers must be at ___ blank feet high - Correct Answer 7 2 / 4
The rationale behind the development of AEC's is to - Correct Answer Reduce repeats and improve image quality The abbreviation "U" can be mistaken for - Correct Answer 0 Using a 75KVP x-ray beam with a 0.25 mm lead equivalent apron provides protection from ___ of the beam 55% 66% 77% - Correct Answer 66% Select the item below that is not required as part of a standardized technique chart SID OID mA kVp - Correct Answer OID The junction between the coronal and sagittal sutures of the skull is called the Lambda Bregma - Correct Answer Bregma A wedge filter is a type of __ filter (Used to provide the receptor with uniform exposure of one imaging body structures with varying sicknesses...) - Correct Answer Compensating filter Decreasing the detector element size will affect which of the following (detector elements size affects ___, smaller detector elements to result in increased spatial resolution) Bit depth Spatial resolution - Correct Answer Spatial resolution When electrons move through a conductor, ___ is said to flow Current 3 / 4
Voltage - Correct Answer Current The anatomical snuffbox overlies the ___ bone in the radial artery. Tenderness in the anatomical snuffbox is a clinical sign for suggesting fracture of this bone, the most commonly fractured carpal bone - Correct Answer Scaphoid The device that permits the flow of electrons in one direction only __ Rectifier Generator Motor (many electrical devices require direct current for operation, but the incoming current is alternating current. The device that keeps current flowing in one direction only is the __) - Correct Answer Rectifier All of the following are within acceptable KVP accuracy variance for an exposure using 80 KVP except for ____ KVP (80+/-) 86 84 82 - Correct Answer 86 The three projections taken for a long bone measurement skin agra fee technique of the lower extremity include (3 think AP's) - Correct Answer AP hip knee and ankle The ___ is an automatic exposure device that uses a gas-filled chamber (The gas field ionization chamber is the most common type of AEC device currently in use) Ionization chamber - Correct Answer Ionization chamber The best projection for demonstrating the intravertebral foramen of the thoracic spine - Correct Answer Lateral An image that has many shades of gray with few differences among them is defined as exhibiting
- ___ consist of many shades of gray with very little differences among the shades, these images are
- / 4
also referred to as exhibiting long scale contrast) Low contrast High dynamic range