Diagnostic Tests and Procedures Practice Test

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• Which laboratory test grows bacteria from an infected area to identify the organism and determine antibiotic sensitivity?
• Which blood test detects proteins released when heart muscle is damaged?
• Which imaging technique is based on a strong magnetic field and radio waves to produce detailed body images?
• Which imaging modality best maps neural tracts to assess white matter integrity?
• What is the primary purpose of a myocardial perfusion scan?
• Which imaging test involves injecting a radioactive substance that travels to tissues and yields a cross-sectional image showing hot spots?
• During an arthrogram, which imaging modalities can be used to visualize the joint after injecting contrast?
• What is the purpose of pre-procedure NPO guidelines for sedation procedures?
• Which procedure is used to examine the colon visually?
• Which procedure involves surgical puncture to remove fluid from the abdomen?
• Which method measures blood flow in vessels using sound waves?
• Which test measures the concentration of sodium in serum?
• Name two major contraindications to iodinated contrast used in CT angiography.
• After a percutaneous biopsy, what are typical post-procedure instructions?
• Which test measures electrolytes in the blood?
• Which procedure involves surgical puncture to remove fluid from the pleural space?
• What is the difference between a CT angiography and a conventional CT scan for stroke evaluation?
• Which test screens for cervical cancer by examining cervical cells and mucus?
• Which hormone is produced by the placenta to sustain pregnancy and is used in pregnancy testing?
• Which procedure involves visual examination of the abdominal cavity using an endoscope?
• Which invasive procedure threads a catheter into a vein or artery to reach the heart and measures blood flow, oxygen, and pressures?
• Which contrast agent is used in CT angiography to visualize the pulmonary arteries when pulmonary embolism is suspected?
• What is the role of diffusion tensor imaging (DTI) in MRI?
• What does a weighted MRI image refer to?
• Which core information must be communicated in a pre-procedure consent?
• When imaging a pregnant patient, which consideration should guide the choice of modality?
• Which procedure samples tissue from a suspicious lesion for microscopic analysis?
• Withdrawal of fluid from a cavity or sac using suction is called?
• What is the purpose of measuring the opening pressure in CSF analysis beyond diagnostic utility?
• Which radioactive tracer is injected intravenously to show perfusion of heart muscle and is not taken up in areas of ischemia?
• Which procedure is used to visualize the inside of the uterus with an endoscope?
• Which diagnostic method involves listening and feeling for abnormalities, often used to assess lumps?
• Which procedure is used to visually examine the colon?
• On a T1-weighted MRI image, which tissue is typically bright?
• What is the role of fiducial markers in radiology-guided procedures?
• Which procedure involves collecting blood by puncturing a vein?
• Which cardiac test is performed under exercise stress to evaluate heart function?
• Which imaging modality uses high-frequency sound waves to visualize the heart?
• Which procedure uses radioactive chemicals and a scanner to image the motion of the heart wall?
• Which radiographic test images the bladder after contrast via catheter?
• During a lumbar puncture, which measurement is commonly obtained to assess intracranial pressure?
• What is the purpose of CT angiography (CTA) in stroke evaluation?
• Which laboratory value is most sensitive for detecting early kidney impairment after contrast administration?
• Which procedure involves puncturing the amniotic sac to withdraw fluid?
• In cerebrospinal fluid analysis, which option describes xanthochromia?
• What is the urine screening test that includes physical observation, chemical tests, and microscopic evaluation?
• Which radiographic study images the kidneys, ureters, and bladder without using contrast?
• In the lateral decubitus chest radiograph, how can a small pneumothorax be identified?
• Which statement correctly characterizes transthoracic echocardiography (TTE)?
• Which test is considered most appropriate for identifying a perfusion defect in the lungs when pulmonary embolism is suspected?
• Which x-ray exam uses an opaque contrast medium to examine the lower GI tract?
• What is the primary purpose of cystoscopy?
• Which test is most specific for detecting myocardial injury in the evaluation of chest pain?
• Gadolinium-based MRI contrast carries a risk in patients with chronic kidney disease. What is this concern generally associated with?
• Which test uses radioactive iodine to create an image of the thyroid gland?
• What is the primary use of CT angiography in acute chest pain when pulmonary embolism is suspected?
• Which imaging modality is preferred for the initial evaluation of biliary obstruction and why?
• Which test is used to detect diabetes by assessing glucose handling after a standard glucose load?
• How does a noninvasive vascular study via Doppler ultrasound help diagnose arterial occlusion?
• Which radiographic study examines the uterus and fallopian tubes?
• What is included in typical preparation for an MRI with gadolinium contrast?
• X-ray imaging of the urinary tract after injection of contrast material; pyelography.
• What is the medical term for tapping on a surface to determine the density of the underlying structure?
• Which procedure involves inserting a scope through the abdomen to view the interior for diagnostic or operative purposes?
• Which imaging modality uses sound waves and does not involve ionizing radiation?
• Which term specifically refers to the examination of the esophagus only?
• In abdominal ultrasound, which feature distinguishes a simple cyst from a solid mass?
• Which examination method involves examination by touch?
• Visual examination of the stomach?
• Which test measures hearing using sound waves?
• Which test assesses lipid levels, including HDL and LDL?
• In a non-contrast head CT performed for acute stroke evaluation, what is the most critical finding to rule out?
• Which procedure combines endoscopy with X-ray imaging to visualize the biliary ducts and pancreatic ducts?
• Which radiographic examination images the bladder after instillation of a contrast medium via a urethral catheter?
• Which procedure provides visual examination of the chest cavity?
• Which test detects the pregnancy hormone produced by the placenta in blood or urine?
• Which procedure involves removal of muscle tissue for microscopic examination?
• Which test measures serum uric acid levels to evaluate gout?
• Which procedure uses an endoscope to view the larynx (voice box)?
• Which procedure involves finger palpation through the anal canal to examine the prostate gland?
• Technique in which x-rays are directed through the body to a fluorescent screen that displays internal structures in continuous motion?
• Which procedure involves a visual examination of the rectum and sigmoid colon with a scope?
• Which of the following is NOT typically considered a core element of pre-procedure consent?
• In non-contrast MR angiography, which technique uses flow-related enhancement to visualize vessels?
• Which procedure uses an endoscope to obtain X-ray imaging of the bile ducts and pancreas?
• Before gadolinium-enhanced MRI, which precaution is routinely performed?
• Measurement of the concentration of potassium in serum is called?
• Which procedure involves insertion of a tube through the nose into the stomach to withdraw fluid or provide nutrition?
• Which procedure involves examining the interior of the eye's fundus?
• Which test measures the amount of albumin in the blood?
• Which procedure involves visualizing the urinary bladder with an endoscope?
• Which imaging procedure is commonly used to diagnose upper urinary tract obstruction or stones?
• After contrast exposure, serum creatinine typically rises within what timeframe?
• Which imaging study visualizes blood vessels after contrast material is injected?
• Which invasive procedure involves inserting a catheter into the heart to assess blood flow and pressures?
• What are blood tests that measure thyroid hormone levels in the blood called?
• Which procedure is represented by the abbreviation ERCP?
• Which test records the brain's electrical activity?
• Which imaging modality provides noninvasive visualization of the coronary arteries to assess atherosclerotic disease?
• Which test measures the complete blood count, including red cell indices and hemoglobin?
• Which statement best describes post-procedure instructions after a percutaneous biopsy?
• Which test measures albumin level in the blood?
• Which imaging modality uses high-frequency sound waves to produce images?
• Which procedure involves removing or sampling suspicious skin lesions for microscopic examination?
• Coronary CT angiography (CCTA) is used for which of the following?
• Which test counts white blood cells to assess infection or immune status?
• What is the difference in access between a CT-guided lung biopsy and a bronchoscopic biopsy?
• Which pre-procedure tests assess bleeding risk prior to invasive procedures, and what is a common threshold?
• Which imaging study is used to visualize the urinary tract without contrast dye?
• Test that determines whether the urine of a newborn contains phenylketones is called?
• Which statement best reflects ALARA principles in pediatric imaging?
• Which diagnostic procedure uses x-ray imaging of the blood vessels in the lungs after the injection of contrast material?
• Determination of the number of clotting cells in a sample of blood is known as?
• Which test measures the capacity of the lungs and the volume of air during inhalation and exhalation?
• Which procedure visually examines the fundus of the eye with an ophthalmoscope?
• What is the purpose of quality control in radiology departments?
• Which procedure involves withdrawal of cerebrospinal fluid via a needle into the subarachnoid space?
• In the assessment of acute stroke, what is the primary purpose of diffusion-weighted MRI?
• Puncture of a vein to remove samples of blood for analysis is called?
• Which test records electrical activity of skeletal muscle?
• Which imaging modality uses multiple views to create cross-sectional images of the body?
• Which enzyme is associated with muscle injury and is elevated in heart attack and muscular dystrophy?
• Which of the following reflects a safety measure to minimize radiation exposure in radiologic imaging?
• Which imaging study uses contrast to visualize the blood vessels?
• Which diagnostic test assesses auditory function by presenting sound stimuli to the ear?
• Which imaging technique uses a magnetic field to create a computerized image of internal bodily structures?
• Which test screens for cervical cancer by examining cells collected from the cervix?
• Used to diagnose prostate cancer in conjunction with a digital rectal exam is called?
• Which imaging modality visualizes the heart by introducing high-frequency sound waves through the chest?
• Which test is commonly used to evaluate lung function, including lung capacity and air flow?
• In pre-procedure evaluation for imaging procedures requiring sedation, what are two critical patient factors to assess?
• Which radiographic study produces an image of the chest cavity using X-ray?
• Which procedure visualizes the airway by inserting an endoscope into the bronchial tubes?
• Ventilation perfusion scan of the lungs.
• What is the major risk associated with upper GI endoscopy under sedation, and how is it mitigated?
• Which diagnostic test records the electrical activity of the heart?
• Which test measures the percentage of erythrocytes in a volume of blood?
• Visual examination of the esophagus?
• Which procedure allows direct visualization of the bladder interior with an endoscope?
• When might an arthrogram be indicated, and what does it involve?
• Which imaging modality is most sensitive for detecting early ischemia after stroke onset?
• Which blood test measures uric acid in serum?
• Elevated levels of which lab value indicate reduced kidney function?
• What type of contrast agent is used for MR imaging, and what risk must be considered in CKD?
• What does xanthochromia in cerebrospinal fluid indicate?
• Which procedure provides visual examination of the sigmoid colon?
• Which procedure is a surgical puncture to remove fluid from a joint?
• Visual examination of a body cavity or canal with a lighted instrument called an endoscope?
• Explain the difference between sensitivity and specificity with an example.
• Which nitrogenous waste is measured in urine to assess kidney function?
• Which diagnostic test involves administering a measured dose of glucose to a fasting stomach and measuring blood glucose levels to detect diabetes?
• A key indication for performing bronchoscopy includes which of the following?
• Which test screens newborns for metabolic disorders by detecting phenylketones in urine?
• Visual examination of the esophagus, stomach, and duodenum?
• What is the role of troponin testing in evaluating chest pain, and when do levels typically rise?
• Listening to sounds within the body, often with a stethoscope, is termed?
• Which laboratory test determines the number of erythrocytes in a blood sample?
• Which imaging modality is most sensitive for detecting small joint effusions in rheumatology?
• Orange-yellow pigment in bile formed by breakdown of hemoglobin
• Which test is used to evaluate kidney function by measuring urea nitrogen in the blood?
• How do fine-needle aspiration and core needle biopsy differ in terms of tissue sample and diagnostic value?
• How do TTE and TEE differ in echocardiography?
• Visual examination of the rectum and sigmoid colon is called?
• Which term refers to the measurement of a large protein in the blood?
• Which imaging method uses a radioactive tracer to create functional images of the body, often used to assess metabolic activity?
• Which diagnostic procedure involves removal of living tissue from the body for diagnostic examination?
• Which diagnostic test uses X-ray imaging of the breast?
• Which approach best minimizes fetal radiation exposure during imaging of a pregnant patient?
• Which imaging technique uses contrast medium to visualize the spinal cord and study distortions caused by tumors, cysts, or herniated disks?
• Which lab test screens for hidden blood in stool samples?
• Which laboratory test determines the number of blood cells and measures hemoglobin and hematocrit?
• Which test measures the number of platelets in blood?
• What is a key difference between CT and MRI in terms of safety and contraindications?
• In PET imaging, increased FDG uptake typically indicates which of the following?
• Which term describes a visual examination of the stomach using an endoscope?
• Which term describes drawing out fluid from a joint space with a needle?
• Which test is used to visualize the urinary tract after contrast administration to assess anatomy and obstruction?
• Which test measures specific proteins in the blood that rise after heart injury?
• Test of the ability of blood to clot is called?
• Which test measures the amount of calcium in the blood?
• Blood test that determines number of leukocytes; increase indicates infection or leukemia; decrease may be caused by some diseases, radiation therapy, or chemotherapy.
• What is the difference between informed consent and assent in pediatric imaging?
• Used to examine the upper GI tract
• Which parameter is commonly used to assess bleeding risk before invasive procedures, describing the threshold?
• What is the role of shielding in radiologic exams?
• Which procedure is performed under controlled exercise to assess cardiac function?
• Which test counts the number of red blood cells in a sample?
• Which procedure visually examines the ear canal with an otoscope?
• Which test determines blood cholesterol levels, including HDL and LDL and their ratio?
• In suspected meningitis, which CSF components are routinely analyzed during lumbar puncture?
• Which colonoscopy bowel preparation agent is most commonly used and why?
• Which statement best describes the ALARA principle as used in radiology?
• Which imaging modality is typically more sensitive for soft tissue evaluation in joint pathology?
• Which imaging modality uses a radioactive substance to assess bone activity?
• Which diagnostic test records the electrical activity of muscles during rest and contraction?
• What is the test that measures the rate at which creatinine is cleared from the blood by the kidneys?
• If contrast administration is contraindicated, which CT protocol is preferred to evaluate urinary stones?
• Which test is commonly abbreviated as C&S and is used to identify bacterial species and determine antibiotic susceptibility?
• Which is a common complication of lumbar puncture and how is it usually managed?
• Which procedure provides a visual examination of the uterus using an endoscope?
• In arterial blood gas analysis, what does a low pH with reduced HCO3- indicate, and what compensatory change would you expect?
• What is the main purpose of performing a lumbar puncture in adults with suspected meningitis?
• In MR angiography, gadolinium-based contrast is used to improve vessel visualization. Which technique is used when gadolinium is contraindicated?
• On a T2-weighted MRI image, which signal is typically bright?
• Which test assesses kidney function by measuring creatinine clearance?
• What is the clinical utility of D-dimer testing, and what does a negative test imply in a patient with low pretest probability for PE?
• Which imaging modality is used to map white matter tracts and support neurosurgical planning?
• Which procedure involves visual examination of the sigmoid colon by endoscopy?
• Which procedure involves removing tissue from a muscle for microscopic analysis?