NF 24 Diagnostic Tests and Specimen Collection
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Questions and Answers

Which procedure involves the insertion of a needle through the chest wall to drain fluid or air or to instill medication?

  • Thoracentesis (correct)
  • Proctosigmoidoscopy
  • Paracentesis
  • Treadmill stress test

    • Which procedure uses ultrasonic waves to visualize deep structures of the body?

  • Ultrasonography (correct)
  • Radiography
  • Paracentesis
  • Sequential multiple assay

    • Which procedure involves the examination of the rectum and sigmoid colon with a sigmoidoscope?

  • Proctosigmoidoscopy (correct)
  • Radioimmunoassay
  • Treadmill stress test
  • Radiography

    • Which procedure is used to measure materials present in blood in minute amounts using radionuclides?

    <p>Radioimmunoassay</p> Signup and view all the answers

    Which test involves injecting a dye into an artery to obtain an x-ray study of blood vessels, tumors, and lesions?

    <p>Angiography</p> Signup and view all the answers

    What does a complete blood count (CBC) test include?

    <p>Type and number of red blood cells, white blood cells, platelets, and hemoglobin</p> Signup and view all the answers

    Which test is used to examine the walls of the vagina and cervix?

    <p>Colposcopy</p> Signup and view all the answers

    What is the purpose of liquid-based cytology (LBC) in Pap smears?

    <p>To improve clarity and quality of the sample</p> Signup and view all the answers

    Which test measures the rate at which red blood cells settle out of unclotted blood in 1 hour?

    <p>Erythrocyte sedimentation rate (ESR)</p> Signup and view all the answers

    What is the normal hemoglobin level for an adult female?

    <p>13.8 g/dL</p> Signup and view all the answers

    Which test is commonly used to determine the blood's capacity to transport oxygen from the lungs to the tissues?

    <p>Hemoglobin testing</p> Signup and view all the answers

    What do blood chemistry tests detect?

    <p>Changes in electrolyte balance</p> Signup and view all the answers

    Which substances are commonly found in urine?

    <p>Sodium, chloride, phosphate, potassium, and ammonia</p> Signup and view all the answers

    What are the different types of urine specimens?

    <p>Single, catheterized, midstream, and timed</p> Signup and view all the answers

    What is the purpose of a urine dipstick test?

    <p>To screen the urine specimen for abnormalities</p> Signup and view all the answers

    What is the most commonly used method to obtain blood samples?

    <p>Vacutainer system</p> Signup and view all the answers

    Which of the following is NOT a skill mentioned in the text?

    <p>Obtaining Culture Specimens: Throat and Wound</p> Signup and view all the answers

    What is one of the objectives mentioned for this chapter?

    <p>To discuss appropriate psychosocial care and education for patients undergoing diagnostic tests or procedures</p> Signup and view all the answers

    What is one of the skills mentioned in the text?

    <p>Performing a Capillary Blood Test: Blood Glucose</p> Signup and view all the answers

    What is one of the factors to be considered when an older adult is to undergo diagnostic testing?

    <p>Appropriate psychosocial care and education</p> Signup and view all the answers

    Which of the following is NOT a purpose of diagnostic tests and procedures?

    <p>To provide treatment for the patient</p> Signup and view all the answers

    What is the purpose of assessing the patient for allergies to medication and skin-prep solutions before a diagnostic test?

    <p>To ensure the patient's safety during the test</p> Signup and view all the answers

    Which nursing diagnosis would be appropriate for a patient who is unfamiliar with a diagnostic test?

    <p>Deficient knowledge related to the type of diagnostic test</p> Signup and view all the answers

    What should be considered before assigning vital sign measurements to unlicensed personnel (UAPs) after invasive diagnostic tests?

    <p>The UAPs' level of experience and training</p> Signup and view all the answers

    Which step reduces the transfer of microorganisms during the procedure?

    <p>Step 6: Perform hand hygiene and don clean gloves.</p> Signup and view all the answers

    What is the purpose of explaining the procedure to the patient?

    <p>To decrease fear of the unknown.</p> Signup and view all the answers

    Why should scars and lesions be avoided as venipuncture sites?

    <p>Lesions may introduce microorganisms into the blood.</p> Signup and view all the answers

    Which vein is NOT mentioned as a potential venipuncture site?

    <p>Accessory cephalic vein</p> Signup and view all the answers

    What should be done with the Vacutainer tube during the procedure?

    <p>Place it inside the holder without pushing it onto the needle.</p> Signup and view all the answers

    What is the purpose of positioning the patient's arm during the procedure?

    <p>To stabilize access to the venipuncture site.</p> Signup and view all the answers

    Which test is commonly used to detect the presence of blood in the stool?

    <p>Stool for occult blood test</p> Signup and view all the answers

    Which procedure involves the examination of the throat to identify the presence of pathogens?

    <p>Throat culture</p> Signup and view all the answers

    Which of the following is NOT a type of urine specimen that can be collected?

    <p>Catheterized specimen</p> Signup and view all the answers

    Which test measures the glucose level in the blood using capillary blood and a glucometer?

    <p>Capillary blood test: Blood glucose</p> Signup and view all the answers

    What is the purpose of refrigerating a urine specimen?

    <p>To maintain its concentration</p> Signup and view all the answers

    Which procedure involves the insertion of a needle into the lower back to obtain a sample of cerebrospinal fluid?

    <p>Lumbar puncture</p> Signup and view all the answers

    Which of the following is NOT a method used to collect a urine specimen?

    <p>Single collection</p> Signup and view all the answers

    What is the most common method used to obtain blood samples?

    <p>Vacutainer system</p> Signup and view all the answers

    Which procedure is used to measure the rate at which red blood cells settle out of unclotted blood in 1 hour?

    <p>Erythrocyte sedimentation rate (ESR)</p> Signup and view all the answers

    Which test is commonly used to determine the blood's capacity to transport oxygen from the lungs to the tissues?

    <p>Hematocrit test</p> Signup and view all the answers

    Which procedure involves the examination of the walls of the vagina and cervix with a sigmoidoscope?

    <p>Colposcopy</p> Signup and view all the answers

    Which test is used to examine the walls of the rectum and sigmoid colon with a sigmoidoscope?

    <p>Proctosigmoidoscopy</p> Signup and view all the answers

    Which of the following is a key term related to diagnostic testing mentioned in the text?

    <p>Anemias</p> Signup and view all the answers

    What is the purpose of obtaining an electrocardiogram (ECG) tracing?

    <p>To assess heart rhythm and function</p> Signup and view all the answers

    Which of the following is a nursing diagnosis that might be appropriate for a patient undergoing a diagnostic test?

    <p>Impaired urinary elimination related to dysuria and foul-smelling urine</p> Signup and view all the answers

    What should be done before assigning vital sign measurements to unlicensed personnel (UAPs) after invasive diagnostic tests?

    <p>Ensure the patient's wounds are inspected for signs of infection</p> Signup and view all the answers

    Which test is commonly used to assess the body's ability to metabolize nutrients?

    <p>Blood glucose tests</p> Signup and view all the answers

    What is the purpose of blood chemistry tests?

    <p>To detect changes in biochemical reactions in the body</p> Signup and view all the answers

    Which test is used to determine the length of bleeding time before surgeries or dental extractions?

    <p>Prothrombin time (PT)</p> Signup and view all the answers

    What does an increase in the erythrocyte sedimentation rate (ESR) indicate?

    <p>Inflammatory conditions</p> Signup and view all the answers

    Which diagnostic test involves the inspection of the interior of the tracheobronchial tree through a bronchoscope?

    <p>Bronchoscopy</p> Signup and view all the answers

    What is the purpose of a lumbar puncture?

    <p>To withdraw samples of cerebrospinal fluid for analysis</p> Signup and view all the answers

    What is the purpose of an intravenous pyelography (IVP) test?

    <p>To show urine flow through the renal pelvis, ureters, and bladder</p> Signup and view all the answers

    What is the purpose of a KUB x-ray?

    <p>To study the kidneys, ureters, and bladder</p> Signup and view all the answers

    Which of the following is the correct position for the patient during the procedure?

    <p>Lying down with arm stretched out at the side</p> Signup and view all the answers

    What is the purpose of explaining the procedure to the patient?

    <p>To decrease fear of the unknown</p> Signup and view all the answers

    Which step reduces the transfer of microorganisms during the procedure?

    <p>Performing hand hygiene</p> Signup and view all the answers

    Why should scars and lesions be avoided as venipuncture sites?

    <p>Scars and lesions can introduce microorganisms into the blood</p> Signup and view all the answers

    What should be done with the Vacutainer tube during the procedure?

    <p>Position it within easy reach</p> Signup and view all the answers

    Which veins are mentioned as potential venipuncture sites?

    <p>Median cubital vein, median antebrachial vein, and cephalic vein</p> Signup and view all the answers

    What is the purpose of a urine dipstick test?

    <p>To screen the urine specimen for abnormalities</p> Signup and view all the answers

    Which of the following is NOT a method used to collect a urine specimen?

    <p>Single specimen</p> Signup and view all the answers

    What is the most common method used to obtain blood samples?

    <p>Using a vacutainer system</p> Signup and view all the answers

    What is the purpose of refrigerating a urine specimen?

    <p>To slow down the deterioration of the urine</p> Signup and view all the answers

    Which of the following is a skill mentioned in the text?

    <p>Performing a capillary blood test</p> Signup and view all the answers

    What is the purpose of blood chemistry tests?

    <p>To measure materials present in blood in minute amounts</p> Signup and view all the answers

    What should be considered before assigning vital sign measurements to unlicensed personnel (UAPs) after invasive diagnostic tests?

    <p>The patient's allergies</p> Signup and view all the answers

    Which of the following is NOT a type of urine specimen that can be collected?

    <p>Stool urine specimen</p> Signup and view all the answers

    Which diagnostic test involves the use of radionuclides to measure materials present in blood in minute amounts?

    <p>Radioimmunoassay (RIA)</p> Signup and view all the answers

    What is the purpose of a treadmill stress test?

    <p>To measure heart rate and blood pressure response to exercise</p> Signup and view all the answers

    What is the normal range for hematocrit?

    <p>37.0-52.0 mL/dL</p> Signup and view all the answers

    What is the purpose of a KUB x-ray?

    <p>To make film records of internal structures of the body using x-rays</p> Signup and view all the answers

    Which diagnostic test involves the examination of the esophagus, stomach, and duodenum?

    <p>Esophagogastroduodenoscopy (EGD)</p> Signup and view all the answers

    What is the purpose of a lumbar puncture?

    <p>To withdraw samples of cerebrospinal fluid for analysis and to measure the pressure</p> Signup and view all the answers

    Which test is commonly used to detect cancer, especially cervical, vaginal, or uterine cancer?

    <p>Papanicolaou (Pap) smear</p> Signup and view all the answers

    What is the purpose of an intravenous pyelography (IVP) test?

    <p>To show urine flow through the renal pelvis, ureters, and bladder on x-ray examination</p> Signup and view all the answers

    Which test is commonly used to assess the body's ability to metabolize nutrients?

    <p>Blood chemistry tests</p> Signup and view all the answers

    What is the purpose of a lumbar puncture?

    <p>To obtain a sample of cerebrospinal fluid</p> Signup and view all the answers

    Which test is commonly used to determine the blood's capacity to transport oxygen from the lungs to the tissues?

    <p>Hemoglobin testing</p> Signup and view all the answers

    What does an increase in the erythrocyte sedimentation rate (ESR) indicate?

    <p>The rate at which red blood cells settle out of unclotted blood is faster</p> Signup and view all the answers

    Which of the following is NOT a purpose of diagnostic tests and procedures?

    <p>To assess the body's ability to metabolize nutrients</p> Signup and view all the answers

    What is the purpose of obtaining an electrocardiogram (ECG) tracing?

    <p>To record the electrical activity of the heart</p> Signup and view all the answers

    What is the purpose of liquid-based cytology (LBC) in Pap smears?

    <p>To improve the accuracy of Pap smear results</p> Signup and view all the answers

    Why should scars and lesions be avoided as venipuncture sites?

    <p>Because they can interfere with the accuracy of the test results</p> Signup and view all the answers

    Which of the following is a key step in the procedure for venipuncture?

    <p>Selecting an appropriate venipuncture site</p> Signup and view all the answers

    What is the purpose of explaining the procedure to the patient?

    <p>To decrease fear of the unknown</p> Signup and view all the answers

    Which of the following veins is NOT mentioned as a potential venipuncture site?

    <p>Accessory cephalic vein</p> Signup and view all the answers

    What is the purpose of placing the Vacutainer tube inside the holder during the procedure?

    <p>To prepare the system for use</p> Signup and view all the answers

    Why should scars and lesions be avoided as venipuncture sites?

    <p>They can introduce microorganisms into the blood</p> Signup and view all the answers

    What is the purpose of performing hand hygiene and donning gloves during the procedure?

    <p>To reduce transfer of microorganisms</p> Signup and view all the answers

    Which of the following is NOT a skill mentioned in the text?

    <p>Obtaining Culture Specimens: Throat and Wound</p> Signup and view all the answers

    What is the purpose of liquid-based cytology (LBC) in Pap smears?

    <p>To detect cancer cells</p> Signup and view all the answers

    Which diagnostic test involves the examination of the esophagus, stomach, and duodenum?

    <p>Esophagogastroduodenoscopy (EGD)</p> Signup and view all the answers

    What is the purpose of refrigerating a urine specimen?

    <p>To prevent the growth of bacteria</p> Signup and view all the answers

    Which of the following is a type of urine specimen that can be collected?

    <p>All of the above</p> Signup and view all the answers

    What is the recommended time for collecting a single urine specimen?

    <p>In the morning</p> Signup and view all the answers

    What is the purpose of a urine dipstick test?

    <p>To screen the urine specimen for abnormalities</p> Signup and view all the answers

    Which of the following is a common method used to obtain blood samples?

    <p>Vacutainer system</p> Signup and view all the answers

    Which of the following is a key term related to diagnostic testing mentioned in the text?

    <p>Culture</p> Signup and view all the answers

    What is the purpose of obtaining an electrocardiogram (ECG) tracing?

    <p>To evaluate the electrical activity of the heart</p> Signup and view all the answers

    What is the purpose of a KUB x-ray?

    <p>To obtain an x-ray study of the kidneys, ureters, and bladder</p> Signup and view all the answers

    What is the purpose of refrigerating a urine specimen?

    <p>To prevent bacterial growth and preserve the integrity of the sample</p> Signup and view all the answers

    Which test measures the rate at which red blood cells settle out of unclotted blood in 1 hour?

    <p>Erythrocyte sedimentation rate (ESR)</p> Signup and view all the answers

    Which test is used to determine the blood's capacity to transport oxygen from the lungs to the tissues?

    <p>Hemoglobin testing</p> Signup and view all the answers

    Which test is used to examine the walls of the vagina and cervix?

    <p>Pap smear</p> Signup and view all the answers

    Which procedure involves the examination of the esophagus, stomach, and duodenum?

    <p>Endoscopy</p> Signup and view all the answers

    Which of the following is a diagnostic test that involves the visualizing of deep structures of the body using ultrasonic waves?

    <p>Ultrasonography</p> Signup and view all the answers

    Which of the following tests is used to measure the heart rate and blood pressure response to clinically controlled active exercise on a treadmill?

    <p>Treadmill stress test</p> Signup and view all the answers

    Which of the following is a diagnostic test that involves the insertion of a needle through the chest wall to drain fluid or air or to instill medication?

    <p>Thoracentesis</p> Signup and view all the answers

    Which of the following is a diagnostic test that involves the making of film records of internal structures of the body by exposure of film sensitized to x-rays?

    <p>Radiography</p> Signup and view all the answers

    Which diagnostic test involves the inspection of the interior of the tracheobronchial tree through a bronchoscope?

    <p>Bronchoscopy</p> Signup and view all the answers

    What is the purpose of a Papanicolaou (Pap) smear?

    <p>To detect cancer in the cervix, vagina, or uterus</p> Signup and view all the answers

    What is the purpose of an intravenous pyelography (IVP) test?

    <p>To show the flow of urine through the renal pelvis, ureters, and bladder on x-ray examination</p> Signup and view all the answers

    What is the purpose of liquid-based cytology (LBC) in Pap smears?

    <p>To produce a sample with improved clarity and quality</p> Signup and view all the answers

    Which of the following veins is NOT mentioned as a potential venipuncture site?

    <p>Dorsal venous network</p> Signup and view all the answers

    What is the purpose of positioning the patient during the procedure?

    <p>To provide stable access to the venipuncture site</p> Signup and view all the answers

    What is the purpose of performing hand hygiene and wearing gloves during the procedure?

    <p>To reduce transfer of microorganisms</p> Signup and view all the answers

    What should be done with the Vacutainer tube during the procedure?

    <p>Place it inside the holder without pushing it onto the needle</p> Signup and view all the answers

    What is the purpose of explaining the procedure to the patient?

    <p>To decrease fear of the unknown</p> Signup and view all the answers

    What should be considered when selecting a venipuncture site?

    <p>Scars and lesions should be avoided</p> Signup and view all the answers

    Which of the following is a potential nursing diagnosis for a patient undergoing a diagnostic test or procedure?

    <p>Anxiety related to fear of test results</p> Signup and view all the answers

    What is the purpose of obtaining a culture during a diagnostic test or procedure?

    <p>To grow microorganisms in or on a medium designed for their growth</p> Signup and view all the answers

    What is the recommended time for collecting a single urine specimen?

    <p>Immediately after the patient wakes up in the morning</p> Signup and view all the answers

    What is the purpose of liquid-based cytology (LBC) in Pap smears?

    <p>To improve the accuracy of cervical cancer screening</p> Signup and view all the answers

    Which of the following is a skill mentioned in the text?

    <p>Performing a random blood glucose test using capillary blood and a glucometer</p> Signup and view all the answers

    What is the purpose of refrigerating a urine specimen?

    <p>To preserve the integrity of the urine sample</p> Signup and view all the answers

    What is the purpose of obtaining an electrocardiogram (ECG) tracing?

    <p>To assess the electrical activity of the heart</p> Signup and view all the answers

    Which test is commonly used to detect cancer, especially cervical, vaginal, or uterine cancer?

    <p>Pelvic examination and Pap test</p> Signup and view all the answers

    Which of the following is NOT a type of urine specimen that can be collected?

    <p>Midstream specimen</p> Signup and view all the answers

    What is the purpose of a urine dipstick test?

    <p>To screen the urine specimen for abnormalities</p> Signup and view all the answers

    Which of the following is a method used to collect a urine specimen?

    <p>Midstream collection</p> Signup and view all the answers

    What is the most common method used to obtain blood samples?

    <p>Vacutainer system</p> Signup and view all the answers

    Which test involves the examination of the walls of the vagina and cervix?

    <p>Colposcopy</p> Signup and view all the answers

    What does a complete blood count (CBC) measure?

    <p>Type and number of red blood cells, white blood cells, platelets, and hemoglobin</p> Signup and view all the answers

    What is the purpose of an intravenous pyelography (IVP) test?

    <p>To show urine flow through the renal pelvis, ureters, and bladder on x-ray examination</p> Signup and view all the answers

    What is the purpose of a magnetic resonance imaging (MRI) test?

    <p>To visualize soft tissue without the use of contrast media or ionizing radiation</p> Signup and view all the answers

    Which test measures the rate at which red blood cells settle out of unclotted blood in 1 hour?

    <p>ESR test</p> Signup and view all the answers

    What does an increase in the erythrocyte sedimentation rate (ESR) indicate?

    <p>Increased inflammation</p> Signup and view all the answers

    What is the purpose of blood chemistry tests?

    <p>To detect changes in biochemical reactions in the body</p> Signup and view all the answers

    What is the purpose of a CBC test?

    <p>To determine the blood's capacity to transport oxygen</p> Signup and view all the answers

    Which diagnostic test involves the visualization of deep structures of the body by recording the reflections of ultrasonic waves directed into the tissues?

    <p>Ultrasonography</p> Signup and view all the answers

    What is the purpose of a treadmill stress test?

    <p>To measure heart rate and blood pressure response to clinically controlled active exercise</p> Signup and view all the answers

    Which test is commonly used to adjust dosages of anticoagulant drugs such as sodium warfarin?

    <p>Partial thromboplastin time (PTT)</p> Signup and view all the answers

    What is the purpose of a radioimmunoassay (RIA) test?

    <p>To measure materials present in blood in minute amounts using radionuclides</p> Signup and view all the answers

    Which of the following is NOT a step in the venipuncture procedure?

    <p>Placing the Vacutainer tube onto the needle</p> Signup and view all the answers

    Why is it important to explain the procedure to the patient before performing a venipuncture?

    <p>To decrease the patient's fear of the unknown</p> Signup and view all the answers

    Which of the following veins is NOT mentioned as a potential venipuncture site?

    <p>Dorsal venous network</p> Signup and view all the answers

    What is the purpose of performing hand hygiene and donning clean gloves during a venipuncture procedure?

    <p>To reduce the transfer of microorganisms</p> Signup and view all the answers

    Why should scars, lesions, and vessels with intravenous fluids be avoided as venipuncture sites?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of positioning the Vacutainer holder and tubes within easy reach during a venipuncture procedure?

    <p>To pick up the equipment with one hand after stabilizing the vessel</p> Signup and view all the answers

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