CAMRT Final Exam Questions With Verified Answers Latest Updated 2024/2025 (100% Correct)

CAMRT Final Exam Questions With Verified Answers Latest Updated 2024/2025 (100% Correct) Air gap technique - Answer :reduces scatter, increases contrast IP 10-15 cm away from pt mAs increase 10% for every cm gap Not effective with high kV Quiz :why expiration with pneumo - Answer :reduces lung vol, pneumo occupies larger area- easier to see Quiz :Spondylolisthesis - Answer :forward displacement of a vertebra commonly occurs after # (pars) Quiz :Spondylolysis - Answer :occurs when there is a fracture of the pars portion of the vertebra. Quiz :Situs inverus - Answer :organs on opposite side Quiz :dyspneic - Answer :SOB Quiz :hematuria - Answer :blood in urine Quiz :cystitis - Answer :bladder infection Quiz :judet - Answer :c: side in contact ant acetabular rim (external obl) o: side raised post ace rim Quiz :T/z score - Answer :T: bone loss compared to peak (30 yr old)- assess # risk, Osteoporosis Z: compared to pts bmd of same age group + race Normal: > -1 Osteo: <-2.5 Quiz :AP knee angle - Answer :18 cm and less: 5 caudad 19-24cm: no angle CAMRT 187 Exam Questions With Verified Answers | Latest Updated 2024/2025 | 100% Correct 25cm +: 5 ceph Quiz :indication of ant hip dislocation - Answer :ext rotated foot Quiz :Outlet/ inlet - Answer :oulet: around 25-30 (men) 45 women ceph for rami inlet: 40 caudad for pelvic ring Quiz :Lat Tspine if pt has big sholders - Answer :angle 10-15 ceph Quiz :Hypovolemic shock - Answer :fluid loss 15-25% SS: cold and clammy, thirst, cyanosis What to do: elevate legs( trendelenberg), keep warm Quiz :Ba Enema tips - Answer :insert tube ant + sup hang bag 46cm 18inch 24 hrs prior clear liquid diet Quiz :Stomach positions - Answer :GI position RAO: Ba in duodenal bulb, pyloric canal (also seen in rt lat) LPO: fundus Lat: ant/post stomach, retrogastric space PA: Ba in body and pylorus/ air in fundus AP: Ba filled fundus and duodenum/jejunum Quiz :Ba Enema views - Answer :Shisard: PA (30 caud) Rectosigmoid LPO/RAO: hepatic/colic flex, asc colon, sigmoid RPO/LAO: splenic, desc Quiz :Aliasing/ Moire - Answer :wavy grid artifact common with low freq stationary non moving grid grid strips parallel with scan direction (should be perp) Quiz :Grid kV - Answer :90kV and less use a 8:1 grid need 15% more dose Quiz :Varus/ Valgus - Answer :Varus move distal segment medial Valgus move lat Quiz :OBL wrist demo - Answer :Trapezium, trapezoid, scaphoid base 2-5 SI Pisiform SI triquetral Quiz :Cardiogenic shock - Answer :with pulm emb, myocardial infarction: Heart not pumping enough blood to organs SS: chest pain, dizziness, change in consciousness, cool clammy, decr Bp, Irregular pulse What to do: place in semi fowlers, prepare for CPR Quiz :Distributive shock - Answer :Pooling of blood in peripheral vessels, decreased Bp 3 types: neurogenic, septic, anaphylactic Quiz :Neurogenic shock - Answer :diabetic shock- lack of glucose adverse affect to anethesia SS: low Bp, bradycardia, warm dry skin, cool extrem, keep pt supine Quiz :Septic shock - Answer :SS: incre HR and breathing, nausea, seizure keep warm Quiz :Anaphylactic shock - Answer :mild: congestion, swelling eyes, tight throat mod: warm flush+ itch, dyspnea severe: vomitting, decr Bp, cramping Quiz :Pulm embolism: Obstructive shock - Answer :occlusion of pulm art by thrombus SS: rapid weak pulse- tacycardia, dyspnea, diaphoresis (sweating), syncope, low bp Quiz :Diabetic emergencies - Answer :Hypoglycemia: excess insulin from not eating Ketoacidosis: insuff insulin causes liver to produce more glucose= hyperglycemic - excess urination, sweet breath SS: tacycardia,extreme thirst Quiz :Pt faints what to do - Answer :help to floor and elevate legs Quiz :Line focus principle - Answer :effective FS smaller then actual Quiz :Small anode angle - Answer :large heel affect Quiz :15% incr kV is equivalent to - Answer :doubling mAs but no dose increase Quiz :HVL is best method for measuring - Answer :xray quality Quiz :coherent scatter happens with energies - Answer :lower then 10 keV do no contribute to the image Quiz :Compton scatter - Answer :dominant at high energy (120kV) outer shell reduces xray energy, changes direction reduces contrast Quiz :photoelectric absorption - Answer :inner shell xray absorbed proportional to z contributes alot to pt dose Quiz :mammo - Answer :50-70cm SID 25-32kV FS: 0.1-0.3 mm smaller for mag 40 years + for screening Quiz :FS blur - Answer :less on anode side more on cathode Quiz :Big pt attenuates - Answer :more xrays Quiz :most important influence on subject contrast - Answer :kVP low kV: high SC, short grayscale Quiz :high kV - Answer :high scatter Quiz :Grid ratio - Answer :height/D(width) high grid ratios are more effective in reducing scatter Quiz :Parallel grid - Answer :more common for cutoff with short SID Quiz :Focused (moving grid) - Answer :prevent grid lines minimize cutof