CAMRT 2025 EXAM QUESTIONS WITH COMPLETE SOLUTION

CAMRT 2025 EXAM QUESTIONS WITH COMPLETE SOLUTION .____ are used to convert high voltage AC currents to DC currents? - ANSWER-Rectifiers .3 cardinal rules of radiation protection - ANSWER-- Time - Distance - Shielding .A 2-year-old put patient has an order for a cervical spine. The child is unable to hold still despite attempts at immobilization. which of the following individuals should be asked to hold the child? a. Father of patient wearing lead protection b. Department nurse wearing lead protection c. Older technologist wearing lead protection d. MRT student wearing lead protection - ANSWER-Father of patient wearing lead protection .A 65 year old female patient presents to the emergency department with acute abdominal pain. The ER physician orders an acute abdomen series. The patient is unable to stand and had a left hip replacement surgery 4 weeks prior to this ER visit. Which of the following images should be obtained? a. A supine chest, a supine abdomen and a dorsal decubitus abdomen b. An upright PA chest, an upright abdomen and a supine abdomen c. An AP sitting chest, a supine abdomen and a dorsal decubitus abdomen d. A supine chest, a supine abdomen and a left lateral decubitus abdomen - ANSWER-An AP sitting chest, a supine abdomen and a dorsal decubitus abdomen .A child goes to radiology for an abdomen study. It is possible that the child has swallowed a coin. The ER physician believes it is trapped in the upper GI tract. Which of the following routines would best identify the location of the coin? a. Acute abdomen series b. KUB and left lateral decubitus c. Supine and erect KUB d. KUB and lateral abdomen - ANSWER-KUB and lateral abdomen .A Colles' fracture usually involves which of the following? 1) Transverse fracture of the distal radius 2) Posterior and outward displacement of the hand 3) Chip fracture of the ulnar styloid process a. 1 only b. 1 and 2 only c. 2 and 3 only d. 1, 2, and 3 - ANSWER-1, 2 and 3 A Colles' fracture is often caused by a FOOSH injury. As a result, the wrist suffers an impacted transverse fracture of the distal radius with displacement of the hand posteriorly and outward, causing a characteristic "dinnerfork" deformity. This injury is usually accompanied by a chip fracture of the ulnar styloid process .A diabetic foot may be associated with what bony pathology? - ANSWER-Bacterial osteomyelitis .A five year old female patient requires AP and unilateral frog images of her right hip due to undiagnosed hip pain and a recent limp when walking. The most appropriate palpable body landmarks to use for this exam include? a. The iliac crest and the ASIS b. The ASIS and the symphysis pubis c. The ASIS and the greater trochanter d. The greater trochanter and the femoral neck - ANSWER-The ASIS and the greater trochanter .A fracture of the arch of C2 anterior to the inferior facet usually associated with anterior subluxation of C2 and C3 is known as? - ANSWER-Hangman's fracture .A grid's primary function is to improve what? - ANSWER-Contrast .A KUB radiograph reveals that the gonadal shield is superior to the upper margin of the symphysis pubis. The female patient has a history of kidney stones. What is the next step the technologist should take? a. Accept the radiograph because the kidneys were not obscured by the shielding b. Repeat the exposure without using gonadal shielding c. Repeat the exposure if the patient complains of pain in the lower abdomen d. Repeat the exposure with gonadal shielding, but position it below the symphysis pubis - ANSWER-Repeat the exposure without using gonadal shielding because the patient may have renal calculi in the distal ureters and urinary bladder gonadal shielding cannot be used .A lateral L5/S1 lumbosacral x-ray is performed with the central ray (CR) directed 5 cm anterior to the anterior superior iliac spine (ASIS) and 4 cm inferior to the iliac crest. Which statement best describes the outcome? a. The central ray will be well superior to the L5/S1 junction b. The central ray will be well anterior to the L5/S1 junction c. The central ray will be well posterior to the L5/S1 junction d. The central ray will be correctly centered to the L5/S1 junction - ANSWER-The central ray will be well anterior to the L5/S1 junction .A left posterior oblique for a nephrogram will demonstrate the ____ureter and ____ kidney - ANSWER-Left ureter and right kidney .A patient arrives in Outpatients with an order for stress views of the ankle. How should you proceed? - ANSWER-The referring physician that ordered the stress views on the ankle should be the only one to manipulate the patient's foot and ankle to obtain these views; it's not in the technologist's scope of practice to manipulate the foot and ankle for stress views .A patient comes to the radiology department with a clinical history of ascites. The patient is unable to stand or sit erect. Which of the following projections will best demonstrate this condition? a. Left lateral decubitus b. Dorsal decubitus c. AP supine d. AP supine chest - ANSWER-Left lateral decubitus .A patient comes to the radiology department with a clinical history of pneumoperitoneum. The patient is able to stand. Which of the following projections will best demonstrate this condition? a. AP supine abdomen b. Left lateral decubitus c. Dorsal decubitus d. AP erect abdomen - ANSWER-AP erect abdomen .A patient has a clinical history of regional enteritis. Which of the following procedures is most often performed for this condition? a. Single contrast barium enema b. Double contrast barium enema c. Intubation small bowel series d. Enteroclysis - ANSWER-Enteroclysis (Barium is for large bowel not small bowel) .A patient has a history of a gastric ulcer, which fluoroscopy procedure would be best to demonstrate this lesion? - ANSWER-Double contrast upper GI series .A patient has a known history of angina and is experiencing symptoms similar to a heart attack. What medication will likely be given to reduce the symptoms and treat this patient? - ANSWER-Nitroglycerine .A patient has a possible fractured ramus of the mandible, what projection routine would best demonstrate this? - ANSWER-PA axial mandible projection Axiolateral oblique projection 35 degree AP axial projection .A patient has an intermedullary nail securing a fractured femur. What is critical in the post-reduction images? - ANSWER-The entire orthopedic device must be included .A patient in cervical collar requires skull images. What position would produce a reverse Caldwell (AP axial) image? a. AP projection, OML perpendicular to the IR, central ray perpendicular to the IR b. AP projection, IOML perpendicular to the IR, central ray angled 15 degrees cephalad c. AP projection, IOML perpendicular to the IR, central ray angled 15 degrees caudad d. AP projection, IOML perpendicular to the IR, central ray approximately 8 degrees cephalad - ANSWER-AP projection, IOML perpendicular to the IR, central ray approximately 8 degrees cephalad .A patient is being positioned for a routine scan of the brain. Why is he asked to tuck his chin down toward his chest? a. So that the scan time can be reduced b. To allow immobilization sponges to be used c. To reduce the radiation d. To eliminate the need to tilt the gantry so that the axial scan mode can be used - ANSWER-To reduce the radiation The slice angle is determined by the position of the patient's head and the tilt of the gantry. Having the patient tuck his chin down may allow a slice angle that avoids scanning through the eye, thereby reducing radiation exposure to the lens. The lens of the eye is known to be more sensitive to radiation .A patient is positioned in an LPO position for an L-spine oblique. Which side will be best demonstrated? - ANSWER-The left side will be demonstrated (The side closest to the IR) .A patient presents with vertigo. Which cranial bone contains the parts of the body that could be implicated with vertigo? - ANSWER-The temporal bone contains all of the bones of the ear which when altered can affect balance .A patient requires decubitus imaging for a left sided pneumothorax. Which position would be required? a. An upright inspiration, expiration PA chest would be required b. Left lateral decubitus c. Right lateral decubitus d. Dorsal decubitus - ANSWER-Right lateral decubitus .A patient who is diaphoretic has? a. Pale, cold, clammy skin b. Hot, dry skin c. Dilated pupils d. Warm, moist skin - ANSWER-Pale, cold, clammy skin .A patient with a clinical history of spondylothesis at the L5 - S1 level comes to the radiology department. Which specific lumbar spine position would be most diagnostic in demonstrating the extent of this condition? - ANSWER-A lateral L5-S1 position would demonstrate the degree of forward displacement of L5 on to S1 .A patient with a clinical history of tendon injury in the shoulder region comes to the radiology department. The orthopedic surgeon needs a functional study done to determine the extent of the injury. Which of the following studies would best demonstrate this type of injury? a. MRI b. Arthrography c. Nuclear medicine d. Sonography - ANSWER-MRI .A patient with a possible fracture of the radial head enters the emergency room. When the technologist attempts to place the arm in the AP oblique lateral position, the patient is unable to extend or rotate the elbow laterally. Which other positions can be used to demonstrate the radial head and neck without superimposition on the proximal ulna? - ANSWER-Coyle method for radial head (lateral elbow, central ray 45 degrees toward the shoulder) .A patient with a profound cognitive deficit arrives in the radiology department for 2 views of the abdomen. Attempts to attain cooperation for the examination fail; it is apparent that the patient must be held for the examination to be successful. Of the following, who is the best individual to hold the patient? a. A nurse b. Another technologist c. The patient's caregiver d. The departmental receptionist - ANSWER-The patient's caregiver .A patient's feeling of spinning, or the room spinning, is called? a. Orthostatic hypotension b. Epistaxis c. Vertigo d. Syncope - ANSWER-Vertigo .A patient's IV bottle or bag should be hung ____? - ANSWER-18 to 24 inches above the vein .A pneumothorax is suspected on one of your patients that requires a portable chest x-ray, how should your technique be adjusted to accommodate for this? - ANSWER-Decrease, free air in the pleural cavity displaces normal lung tissue and results in decreased density within the thoracic cavity .A posteroanterior (PA) chest radiograph demonstrates the left clavicle closer to the center of the spine the right clavicle. Which action should the MRT take? Select one: a. Turn the left side closer to the image receptor (IR) b. Turn the right side closer to the image receptor (IR) c. Accept the image due to the kyphosis of the patient d. Roll the shoulders and ensure the central ray is on the center of the spine - ANSWER-Turn the right side closer to the image receptor (IR) .A primary advantage of angiography for imaging of cardiovascular pathology is? a. It provides multi-planar imaging b. It is cost effective c. The images demonstrate high contrast resolution d. It offers the opportunity to provide therapy at the same time - ANSWER-It offers the opportunity to provide therapy at the same time .A radiograph of a PA oblique hand reveals that the mid aspect of the third, fourth, and fifth metacarpals are slightly superimposed. What must be done to correct this positioning problem? a. Spread the fingers out further b. Increase the obliquity of the hand c. Form a tight fist with the fingers d. Decrease the obliquity of the hand - ANSWER-Decrease the obliquity of the hand .A radiograph of an AP abdomen reveals that the left iliac wing is more narrowed than the right. What specific positioning error caused this? - ANSWER-Patient was rotated into a slight RPO, right posterior oblique (The downside ilium will appear wider) .A radiograph of an AP axial projection of the cervical spine reveals that the intervertebral disk spaces are not open. The following positioning factors were used: - Extension of the skull - Central ray angled 10 degrees cephalad - Central ray centered to the thyroid cartilage - No rotation or tilt of the spine Which of these factors needs to be modified to produce a more diagnostic image? - ANSWER-Increase CR angle to 15 degrees .A radiograph of an AP mortise projection of the ankle reveals that the lateral joint space is not open, but the distal tibiofibular joint space is open. What positioning error lead to this outcome? a. Insufficient medial rotation b. Excessive medial rotation c. Excessive dorsiflexion of the foot d. Excessive plantar flexion of the foo - ANSWER-Excessive medial rotation