1
Exam 3 Review Q&A’s – Units 6, 7, & 8
1. Which laboratory result should immediately be reported by the nurse
to the primary care provider (PCP)?
A. Hemoglobin: 15.6
B. Hematocrit: 32%
C. Red blood cells: 5.3
D. White blood cells: 6000
Answer: B
2. The patient states that she has been taking warfarin, an
anticoagulant, for several years. The nurse notices several bruised
areas on her arms. Which of the following laboratory results is the
most clinically significant for this medication?
A. Platelets: 450,000
B. Prothrombin time: 24.2 seconds
C. Activated partial thromboplastin time: 30 seconds
D. Fibrinogen: 350 mg/dL
Answer: B
3. The patient tells the nurse that she has been on a high-protein, low-
carbohydrate diet for the past 6 months. Which blood test results
could be influenced by her diet?
A. Bilirubin
B. Creatinine
C. Blood urea nitrogen
D. Creatine kinase
Answer: C
4. The nurse is working at a health fair and providing information about
reducing the risk of heart disease. A male asks what his ideal
numbers should be for cholesterol and triglycerides. Which of the
following are recommended levels for lipid?
A. Total cholesterol: >200 mg/dL
B. HDL: >45 mg/dL
C. LDL: >100 mg/dL
D. Triglycerides: >160 mg/dL
Answer: B
5. The nurse is preparing a patient for a barium swallow test. Which
statements by the patient indicate that the patient has understood
the nurse's teaching? (Select all that apply.)
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Exam 3 Review Q&A’s – Units 6, 7, & 8
A. "The doctor will be able to view my stomach and intestines
during the test."
B. "I should increase fluids after the test."
C. "I will have to drink a contrast agent."
D. "Barium can cause constipation and I may need a mild laxative."
E. "I will be NPO for 8 hours after the test."
F. "My stools may turn black for a few days afterward."
ANSWER: A, B, C, D
6. A patient has a 24-hour urine specimen ordered for creatinine
clearance. Which instruction is correct?
A. "Collect all urine from the time the collection begins until it
ends."
B. "Save only a sample from each voiding."
C. "Clean the perineal area three times before you begin to
urinate."
D. "Discard the first urine specimen, and then collect all urine until
the time period expires."
ANSWER: D
7. Which specimens should be collected using sterile technique in a
sterile container? (Select all that apply.)
A. Clean-catch urine
B. Stool for occult blood
C. Wound drainage
D. Sputum
E. Urine from a Foley catheter
ANSWER: A, C, D, E
8. Which blood test is used to monitor renal function?
A. Creatine kinase
B. Triglycerides
C. Creatinine
D. Alkaline phosphatase
ANSWER: C
9. For which patient is magnetic resonance imaging (MRI)
contraindicated?
A. A patient with an allergy to latex
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Exam 3 Review Q&A’s – Units 6, 7, & 8
B. A patient with an infection
C. A patient with a pacemaker
D. A patient with a head injury
ANSWER: C
10. The nurse is caring for a patient after a lumbar puncture to obtain a
cerebrospinal fluid specimen. Which are appropriate post procedure
interventions? (Select all that apply.)
A. Position the patient with head of bed up at least 90 degrees for 4
hours.
B. Assess the puncture site for drainage or bleeding.
C. Encourage PO fluids.
D. Maintain NPO until the gag reflex returns.
E. Encourage ambulation immediately after the test is complete.
ANSWER: B, C
11. You are instructing a patient on a sterile urine collection. Which
statement would indicate the need for further instruction?
A. "I separate the folds and clean from back to front."
B. "I clean the area three times."
C. "I begin the urine stream and then place the container under the
stream midway through."
D. "I make sure there is no stool in the urine specimen."
ANSWER: A
12. Which of the following colon screening guidelines does the nurse
recommend for a 58-year-old patient with no family history of colon
cancer?
A. Fecal occult blood testing every 5 years
B. Sigmoidoscopy every 10 years
C. Cystoscopy every 5 years
D. Colonoscopy every 10 years
ANSWER: D
13. A patient is admitted with advanced liver disease. Which of the
following lab results would the nurse expect to see?
A. Albumin 2.6 g/dL
B. Blood urea nitrogen 18 mg/dL
C. Homocysteine 2.4 mg/L
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Exam 3 Review Q&A’s – Units 6, 7, & 8
D. Bilirubin 0.7 mg/dL
ANSWER: A
14. Which of the following blood tests requires the patient to be
fasting?
A. Hemoglobin
B. Prothrombin time
C. Cholesterol
D. Creatinine
ANSWER: C
15. A patient is in the Emergency Department with a diagnosis of acute
myocardial infarction within about the past 3 hours. Which of the
following cardiac markers would the nurse expect to be elevated at
this point?
A. CK-MB
B. Myoglobin
C. Troponin I
D. Troponin T
ANSWER: B
16. The nurse has explained a paracentesis to a patient. Which of the
following statements would indicate the patient needs more
teaching?
A. "I will need to sign a consent form before the procedure."
B. "You will be using a needle to remove fluid from my abdomen."
C. "You will be measuring my abdomen before and after the
procedure."
D. "I will be lying on my left side during the procedure."
ANSWER: D
17. A patient just had a lumbar puncture. Which of the following would
the off-shift nurse report during hand-off report to the new nurse?
A. He is to lie flat for at least 4 hours.
B. He should remain NPO for at least 4 hours.
C. Assess for signs of postprocedure hypertension.
D. Hold all sedatives and opioids for at least 4 hours.
ANSWER: A
Exam 3 Review Q&A’s – Units 6, 7, & 8
1. Which laboratory result should immediately be reported by the nurse
to the primary care provider (PCP)?
A. Hemoglobin: 15.6
B. Hematocrit: 32%
C. Red blood cells: 5.3
D. White blood cells: 6000
Answer: B
2. The patient states that she has been taking warfarin, an
anticoagulant, for several years. The nurse notices several bruised
areas on her arms. Which of the following laboratory results is the
most clinically significant for this medication?
A. Platelets: 450,000
B. Prothrombin time: 24.2 seconds
C. Activated partial thromboplastin time: 30 seconds
D. Fibrinogen: 350 mg/dL
Answer: B
3. The patient tells the nurse that she has been on a high-protein, low-
carbohydrate diet for the past 6 months. Which blood test results
could be influenced by her diet?
A. Bilirubin
B. Creatinine
C. Blood urea nitrogen
D. Creatine kinase
Answer: C
4. The nurse is working at a health fair and providing information about
reducing the risk of heart disease. A male asks what his ideal
numbers should be for cholesterol and triglycerides. Which of the
following are recommended levels for lipid?
A. Total cholesterol: >200 mg/dL
B. HDL: >45 mg/dL
C. LDL: >100 mg/dL
D. Triglycerides: >160 mg/dL
Answer: B
5. The nurse is preparing a patient for a barium swallow test. Which
statements by the patient indicate that the patient has understood
the nurse's teaching? (Select all that apply.)
,2
Exam 3 Review Q&A’s – Units 6, 7, & 8
A. "The doctor will be able to view my stomach and intestines
during the test."
B. "I should increase fluids after the test."
C. "I will have to drink a contrast agent."
D. "Barium can cause constipation and I may need a mild laxative."
E. "I will be NPO for 8 hours after the test."
F. "My stools may turn black for a few days afterward."
ANSWER: A, B, C, D
6. A patient has a 24-hour urine specimen ordered for creatinine
clearance. Which instruction is correct?
A. "Collect all urine from the time the collection begins until it
ends."
B. "Save only a sample from each voiding."
C. "Clean the perineal area three times before you begin to
urinate."
D. "Discard the first urine specimen, and then collect all urine until
the time period expires."
ANSWER: D
7. Which specimens should be collected using sterile technique in a
sterile container? (Select all that apply.)
A. Clean-catch urine
B. Stool for occult blood
C. Wound drainage
D. Sputum
E. Urine from a Foley catheter
ANSWER: A, C, D, E
8. Which blood test is used to monitor renal function?
A. Creatine kinase
B. Triglycerides
C. Creatinine
D. Alkaline phosphatase
ANSWER: C
9. For which patient is magnetic resonance imaging (MRI)
contraindicated?
A. A patient with an allergy to latex
,3
Exam 3 Review Q&A’s – Units 6, 7, & 8
B. A patient with an infection
C. A patient with a pacemaker
D. A patient with a head injury
ANSWER: C
10. The nurse is caring for a patient after a lumbar puncture to obtain a
cerebrospinal fluid specimen. Which are appropriate post procedure
interventions? (Select all that apply.)
A. Position the patient with head of bed up at least 90 degrees for 4
hours.
B. Assess the puncture site for drainage or bleeding.
C. Encourage PO fluids.
D. Maintain NPO until the gag reflex returns.
E. Encourage ambulation immediately after the test is complete.
ANSWER: B, C
11. You are instructing a patient on a sterile urine collection. Which
statement would indicate the need for further instruction?
A. "I separate the folds and clean from back to front."
B. "I clean the area three times."
C. "I begin the urine stream and then place the container under the
stream midway through."
D. "I make sure there is no stool in the urine specimen."
ANSWER: A
12. Which of the following colon screening guidelines does the nurse
recommend for a 58-year-old patient with no family history of colon
cancer?
A. Fecal occult blood testing every 5 years
B. Sigmoidoscopy every 10 years
C. Cystoscopy every 5 years
D. Colonoscopy every 10 years
ANSWER: D
13. A patient is admitted with advanced liver disease. Which of the
following lab results would the nurse expect to see?
A. Albumin 2.6 g/dL
B. Blood urea nitrogen 18 mg/dL
C. Homocysteine 2.4 mg/L
, 4
Exam 3 Review Q&A’s – Units 6, 7, & 8
D. Bilirubin 0.7 mg/dL
ANSWER: A
14. Which of the following blood tests requires the patient to be
fasting?
A. Hemoglobin
B. Prothrombin time
C. Cholesterol
D. Creatinine
ANSWER: C
15. A patient is in the Emergency Department with a diagnosis of acute
myocardial infarction within about the past 3 hours. Which of the
following cardiac markers would the nurse expect to be elevated at
this point?
A. CK-MB
B. Myoglobin
C. Troponin I
D. Troponin T
ANSWER: B
16. The nurse has explained a paracentesis to a patient. Which of the
following statements would indicate the patient needs more
teaching?
A. "I will need to sign a consent form before the procedure."
B. "You will be using a needle to remove fluid from my abdomen."
C. "You will be measuring my abdomen before and after the
procedure."
D. "I will be lying on my left side during the procedure."
ANSWER: D
17. A patient just had a lumbar puncture. Which of the following would
the off-shift nurse report during hand-off report to the new nurse?
A. He is to lie flat for at least 4 hours.
B. He should remain NPO for at least 4 hours.
C. Assess for signs of postprocedure hypertension.
D. Hold all sedatives and opioids for at least 4 hours.
ANSWER: A
