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OCN - Practice Tests| Comprehensive
Questions And Answers 2026
A patient newly diagnosed with cancer experiences restlessness, insomnia,
diarrhea, heart palpitations, and irritability. The patient states he is nervous and
jittery and requests something for nerves. The nurse's best response is to:
A. tell the patient that treatment will begin at once.
B. instruct the patient to ask the physician for a sedative.
C. assure the patient that his reaction is typical to a diagnosis of cancer.
D. ask the patient to further explain his feelings. - correct-answer - D. ask the
patient to further explain his feelings
There are several risk factors that are related to the development of anxiety.
Before treating anxiety, it is important to determine those situations that cause it.
The nurse should help the patient to identify the situations that cause the anxiety.
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While administering doxorubicin peripherally, a patient complains of itching at
the infusion site. The nurse observes red streaking along the vein with a blood
return. The nurse's initial response is to:
A. change the IV site.
B. continue administering the drug.
C. stop the infusion and instill an antidote.
D. stop the infusion and flush the line with saline. - correct-answer - D. stop the
infusion and flush the line with saline.
A flare reaction is a local venous inflammatory response with subsequent
histamine release manifested by streaking or red blotches along the vein, but
without pain. If it is determined that the drug administered has not extravasated,
then the infusion should stop and the line should be flushed with saline, while
watching for resolution of the flare.
A patient with a history of cardiac disease is being evaluated for chronic leukemia.
The patient reports tachycardia and dyspnea. A complete blood cell count with
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differential is obtained. Which of the following findings would most likely indicate
the cause?
A. Hemoglobin level, 7.9 g/dl
B. Platelet count, 1000,000 mm3
C. White blood cell count, 2960 mm3
D. Absolute neutrophil count, 1700/mm3 - correct-answer - A. Hemoglobin level,
7.9 g/dl
Anemia is defined as a reduction in the normal concentration of hemoglobin
(Hgb) or red blood cells in the blood. Severe anemia is defined as an Hgb level
below 8 g/dl. Clinical signs of severe anemia include: tachycardia, dyspnea at rest,
angina, headache, and dizzyness.
A patient with lung cancer is scheduled to receive her fourth dose of
chemotherapy. The patient tells the nurse that she has begun to experience
nausea when driving to her appointments. Which of the following types of nausea
is the patient experiencing?
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A. Acute
B. Delayed
C. Anticipatory
D. Breakthrough - correct-answer - C. Anticipatory
Patterns of nausea and vomiting range in etiology and duration. Acute nausea and
vomiting occurs within several minutes to several hours after drug administration.
Delayed nausea and vomiting develops after more than 24 hours after drug
administration. Breakthrough nausea and vomiting occurs when preventative
regimens fail. Anticipatory nausea and vomiting is a conditioned response that
occurs prior to the administration of chemotherapy.
A patient with a history of ovarian cancer reports being bloated and feeling full
and vomiting after eating small amounts of food. The patient has noticed a 10
pound weight gain over the last week and states she is eating less. The nurse
instructs the patient to:
OCN - Practice Tests| Comprehensive
Questions And Answers 2026
A patient newly diagnosed with cancer experiences restlessness, insomnia,
diarrhea, heart palpitations, and irritability. The patient states he is nervous and
jittery and requests something for nerves. The nurse's best response is to:
A. tell the patient that treatment will begin at once.
B. instruct the patient to ask the physician for a sedative.
C. assure the patient that his reaction is typical to a diagnosis of cancer.
D. ask the patient to further explain his feelings. - correct-answer - D. ask the
patient to further explain his feelings
There are several risk factors that are related to the development of anxiety.
Before treating anxiety, it is important to determine those situations that cause it.
The nurse should help the patient to identify the situations that cause the anxiety.
,2|Page
While administering doxorubicin peripherally, a patient complains of itching at
the infusion site. The nurse observes red streaking along the vein with a blood
return. The nurse's initial response is to:
A. change the IV site.
B. continue administering the drug.
C. stop the infusion and instill an antidote.
D. stop the infusion and flush the line with saline. - correct-answer - D. stop the
infusion and flush the line with saline.
A flare reaction is a local venous inflammatory response with subsequent
histamine release manifested by streaking or red blotches along the vein, but
without pain. If it is determined that the drug administered has not extravasated,
then the infusion should stop and the line should be flushed with saline, while
watching for resolution of the flare.
A patient with a history of cardiac disease is being evaluated for chronic leukemia.
The patient reports tachycardia and dyspnea. A complete blood cell count with
,3|Page
differential is obtained. Which of the following findings would most likely indicate
the cause?
A. Hemoglobin level, 7.9 g/dl
B. Platelet count, 1000,000 mm3
C. White blood cell count, 2960 mm3
D. Absolute neutrophil count, 1700/mm3 - correct-answer - A. Hemoglobin level,
7.9 g/dl
Anemia is defined as a reduction in the normal concentration of hemoglobin
(Hgb) or red blood cells in the blood. Severe anemia is defined as an Hgb level
below 8 g/dl. Clinical signs of severe anemia include: tachycardia, dyspnea at rest,
angina, headache, and dizzyness.
A patient with lung cancer is scheduled to receive her fourth dose of
chemotherapy. The patient tells the nurse that she has begun to experience
nausea when driving to her appointments. Which of the following types of nausea
is the patient experiencing?
, 4|Page
A. Acute
B. Delayed
C. Anticipatory
D. Breakthrough - correct-answer - C. Anticipatory
Patterns of nausea and vomiting range in etiology and duration. Acute nausea and
vomiting occurs within several minutes to several hours after drug administration.
Delayed nausea and vomiting develops after more than 24 hours after drug
administration. Breakthrough nausea and vomiting occurs when preventative
regimens fail. Anticipatory nausea and vomiting is a conditioned response that
occurs prior to the administration of chemotherapy.
A patient with a history of ovarian cancer reports being bloated and feeling full
and vomiting after eating small amounts of food. The patient has noticed a 10
pound weight gain over the last week and states she is eating less. The nurse
instructs the patient to:
