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RAD Position Final
Radiography Positioning Final Exam
| Question | Answer |
|---|---|
| Partial displacement of a bone from the joint | Subluxation |
| Best demonstrates a right lung pneumothorax on a patient who cannot stand | Left lateral decubitus chest |
| CR skims a body surface | Tangential |
| Exams that use a non-ionic iodinated contrast | ERCP, Arthrogram, Cholangiogram |
| Location of BaSO4 in the RAO stomach | Body and pylorus |
| IR placement for the Danelius Miller Hip | Parallel to the femoral neck |
| Divides the body into anterior and posterior sections | Coronal plane |
| Describe the male pelvis | Heavier, deeper, more narrow, pelvic inlet more oval/heart shaped, pubic arch <90 |
| Bones between the phalanges and the carpals | Metacarpals |
| Path of the beam | Projection |
| Head lower than the feet | Trendelenburg |
| Posterior BE obliques best demonstrate | Upside flexures RPO-left colic LPO-right colic |
| Joint between the proximal and distal phalanx of the thumb | Interphalangeal joint |
| Routine calcaneus | Plantodorsal axial and lateral |
| Fracture of the distal radius with posterior displacement | Colle's |
| Best demonstrates the scaphoid | Ulnar deviation |
| TRUE or FALSE: The head of the ulna is proximal | False |
| Hand position for an AP forearm | Supinated |
| Study to evaluate the biliary and pancreatic ducts | ERCP |
| Study that demonstrates the menisci, bursae and ligaments of a joint after the injection of positive and/or negative contrast | Arthrography |
| Location of the stomach in the hyposthenic patient | elongated and J-shaped |
| A patient with fluid in the left lung who cannot stand would require a... | Lt lateral decubitus chest |
| Reason to roll shoulders forward on a CXR | To remove scapula from the lung field |
| What does the head of the radius articulate with | Capitulum |
| CR for Camp Coventry method | Perpendicular to lower leg |
| Functional study of the anus and rectum | DP |
| Phases observed during fluoro on the DP | Evacuation (straining) and resting phases |
| What is the CR placed parallel to for the AP and OBL knees | Tibial plateau |
| Best demonstrated on an AP internal rotation shoulder | Lesser tubercle in profile medially |
| CR for the Decubitus Abdomen | 2" above the iliac crest to include the diaphragm |
| What is COPD | Chronic Obstructive Pulmonary Disease Includes Chronic Bronchitis and Emphysema |
| What hand position would best demonstrate a foreign body | Extension lateral |
| Angle toward the head | Cephalic or Cephalad |
| Prep for an UGI, adult, child and infant | NPO after midnight, 6 hours, 4 hours |
| Where the ilium, ischium, and pubis fuse | Acetabulum |
| CR for AP toes | 10-15 degrees toward the heel and to the MTP |
| Routine for an ACBE | Bilat Decubs, sigmoid, xtl rectum, obl's, AP or PA, |
| Breathing instructions for a routine chest | Second full inspiration |
| kVp for an ACBE | 90 |
| Why is a chest x-ray performed erect | drop diaphragm, reduce magnification of the heart, demonstrate air/fluid levels |
| Pathologies visualized on a BE | Colon Ca, polyps, diverticula, volvulus, intussusception, colitis |
| Best demonstrates the base of the 5th metatarsal | Medial Obl Foot |
| Divides the body into equal right and left halves | Mid-sagittal plane |
| The tunnel projection demonstrates | The intercondylar fossa |
| What separates the true and the false pelvis | Pelvic Brim or Superior Aperture |
| Explain Jones method elbow trauma views | Elbow is flexed more than 90 degrees, take one image centered to elbow joint and perpendicular to forearm, one to humerus |
| What will provide uniform density on images of long bones like the femur | Anode heel |
| Position of the foot for AP hip/pelvis | Inverted 15 degrees |
| Done post GB sx, to rule out residual stones | T-Tube cholangiogram |
| Rule for angling the tube for AP/Obl knees | <19 cm, 3-5 caudad, 19-24 cm perpendicular beam, >24 cm 3-5 cephalad |
| ERCP Indications | Biliary stones, stenosis, tumors |
| Bones that make up the ankle joint | Talus, tibia and fibula |
| Routine chest positions/projections | PA/Lat |
| Best demonstrated on elbow obliques | Med Obl-coronoid process, Lat Obl-radial head and neck |
| Location of Barium on an AP Stomach | Fundus |
| Proper position of a lateral elbow | Humerus and forearm in same plane, epicondyles superimposed, thumb up, 90 degrees |
| Additive disease processes | Ascites, pulmonary effusion, lung cancer, TB, Atelectasis |
| The esophagus is located | Anterior to the spine and posterior to the trachea |
| What is anatomic position | Erect with hands and palms facing forward |
| Position with the patients left side against the IR, beam enters the right side of the body | LT lateral |
| Position of the thumb on a PA Hand | Med Obl |
| CR for the PA Chest | MSP and level of T-7 |
| SID for Chest radiography | 72" |
| Demonstrates free air in the abdomen | Upright, LT Lat Decubitus, (dorsal or ventral decub), PA Chest |
| Where will an aspirated foreign body most likely lodge | Right main stem bronchus |
| Structures located in the LUQ | Stomach, spleen, Lt colic flexure, Tail of pancreas, left kidney |
| Joints that have a capsule | Synovial |
| Three parts of the small intestine | Duodenum, Jejunum, and Ileum |
| Direction of the enema tip when placing | Anteriorly, toward the umbilicus |
| Bone of the lower leg that bears the weight of the body | Tibia |
| CR for lateral knee is directed | 5-7 degrees cephalad, 1" distal to the medial epicondyle |
| Transthoracic lateral best demonstrates | Lateral of the proximal humerus |
| Routine Single BE | Scout, AP/PA, both Anterior or Posterior OBL's, Sigmoid, Lat Rectum, Post-Evac |
| Fluoro room set up includes | Position monitor, bucky to end of table, overhead tube to side, pedal available, timer reset, kVp set |
| Routine finger images | PA, (thumb AP) OBL (med 1,2 lat 3,4,5) and Lat (med 1,2 lat 3,4,5) |
| Define involuntary motion | Patient cannot control. Requires short exposure time and high mA, -heartbeat, muscle spasm |
| Makes up the shoulder joint | Glenoid fossa, head of the humerus |
| Tube inserted to keep a duct open during an ERCP | Stent placement |
| Routine hip positions/projections | AP Pelvis, Frog Lateral Hip |
| CR for a KUB | MSP and level of the Iliac crest |
| Shape of the thorax for the hypersthenic patient | broad and deep from front to back |
| Explain the timing sequence for the SBS | Timing begins when the patient ingests the first cup of barium. Images taken every 15 minutes for the first hour, 30 after that |
| Before imaging a patient the tech must | Identify the patient, get LMP, verify order with req, remove opaque items from area of interest, get hx, explain procedure |
| Routine for a clavicle | AP and AP Axial centered to mid-clavicle and collimated to the clavicle |
| Position in which the patient is supine with the left side elevate and the right side in contact with the table | RPO |
| Routine positions/projections of the thumb | AP, med obl, lat |
| Determines a good inspiratory chest | 10 posterior ribs above the diaphragm |
| What should you do if the patient cannot extend their arm for an AP elbow | 2 in partial flexion centered to the elbow joint, 1 with the forearm in contact with the IR, 1 with the humerus in contact |
| What must the patient complete prior to the BE | A cathartic bowel prep |
| CR Location for a PA hand | 3rd MCP joint |
| Routine femur positions/projections | AP and Lateral, Proximal and Distal |
| Degree of rotation for oblique knees | 45 degrees |
| Study that requires patient to ingest Ba, PA images taken at 15 minute intervals until it reaches the TI | SBS |
| What must be included on the KUB | Symphysis pubis |
| What must be included on the upright abdomen | Diaphragm |
| Distal portion of the tibia | Medial malleolus |
| Common GB abnormality | Cholelithiasis |
| Demonstrated with a 15-20 medial rotation of the ankle | Mortise joint |
| Common location for ulcers | Stomach and duodenum |
| CR for a lateral scapula | Mid-medial (vertebral) border |
| Decreasing the angle of a joint | Flexion |
| The flat superior surfaces of the proximal tibia | Tibial plateaus |
| CR for AP shoulder projections | 1" inferior to the coracoid process |
| Position/projection that best demonstrates the Esophagus | RAO |
| Chest position/projection that will best demonstrate a pneumothorax | Expiration |
| How are AC joints performed | Bilateral, with and without weights at 72" SID |
| Method of demonstrating a tangential patella with the patient prone | Settegast, Hughston |
| Indications for an UGI | GERD, gastritis, nausea, vomiting, ulcer |
| Most superior portion of the large intestine | LT Colic flexure |
| Term describing nearness to a source | Proximal |
| Rotation is seen on a chest x-ray as | Ribs that are not superimposed, Clavicles are not equal distance from the sternum |
| Rounded bump on the anterior, proximal tibia | Tibial tuberosity |
| CR on the AP Foot | 10 toward the heel, to the base of the 3rd metatarsal |
| Demonstrates the lungs free of clavicular superimposition | Apical Lordotic Chest |
| Rule for alignment of fractures | 2 views, 90 degrees apart |
| Position of the epicondyles on a lateral humerus | Perpendicular to the IR |
| The asthenic body habitus is | The smallest body type, may be emaciated |
| Bony landmarks used to locate the femoral head and neck | ASIS and symphysis pubis |
| Name the proximal and distal row of carpals | Proximal-Scaphoid, Lunate, Triquetrum, Pisiform Distal-Trapezium, Trapezoid, Capitate, Hamate |
| Toward the midline or center | Medial |
| Anatomy that is not visible on a properly positioned AP Hip or Pelvis | Lesser Trochanters |
| Radiation protection includes | Shielding, asking and documenting LMP, ruling out pregnancy |
| Position/projection that will best demonstrate a shoulder dislocation | Scapular Y |
| What must be ruled out prior to performing AC joints | Shoulder fx |
| Term for flexing the foot back toward the ankle | Dorsiflexion |
Created by:
EHodgis
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