Medical Tests CEN Online Practice Questions and Exam Preparation

Medical Tests CEN Online Questions & Answers

• Question 111:

  You are admitting a child with partial and full thickness burns over 35% of the body. The priority intervention for this child would be:

  A. Morphine
  B. Restricting fluids
  C. Nasogastric tube
  D. Foley catheter
  D. Foley catheter

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  This child will need a foley catheter. This is to insure that accurate output can be tracked each hour. All other options are inappropriate for the child at this time.

• Question 112:

  You are caring for a patient who complains of sexual dysfunction. The patient was admitted for alcohol dependence. What education should you provide this patient on sexual dysfunction and alcohol abuse?

  A. Alcohol abuse increases desire and performance ability.
  B. Alcohol abuse leads to headaches and too-tired syndrome.
  C. Alcohol abuse leads to hyperarousal and premature ejaculation.
  D. Alcohol abuse decreases desire and ability to perform.
  D. Alcohol abuse decreases desire and ability to perform.

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  Alcohol abuse leads to decreased desire for sex and decreased ability to perform. The most common forms of sexual dysfunction with alcohol abuse are decreased pleasure, decreased ability to perform, decreased sexual arousal and anxiety about performance.

• Question 113:

  Which of the following would you expect to find in a patient with acute respiratory distress syndrome?

  A. Decreased respiratory rate
  B. Pallor
  C. Low arterial PAO2
  D. An elevated arterial PAO2
  C. Low arterial PAO2

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  The patient would exhibit a low arterial PAO2. Increased respiratory rate would be the earliest sign that the nurse would see. Then the patient will begin to display air hunger, labored breathing, retractions and cyanosis. Hypoxia is evidenced by the arterial blood gas.

• Question 114:

  You are caring for a patient who has been admitted to the hospital involuntarily. You know based on this admission that the patient:

  A. Is a harm to himself or others
  B. Is requesting admission
  C. Has agreed to admission
  D. Has provided a written request for admission
  A. Is a harm to himself or others

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  The patient has been involuntarily admitted to the hospital because he presents a threat to himself or others. In this situation the patient has not consented to admission. The patient will probably be upset about the admission and will request to leave repeatedly.

• Question 115:

  You are monitoring a child who had a tonsillectomy. On assessment, which findings would indicate to you that the child might be bleeding?

  A. Decreased pulse
  B. Elevation in blood pressure
  C. Complaints of discomfort
  D. Frequent swallowing
  D. Frequent swallowing

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  Frequent swallowing by the child might indicate that there is bleeding. Other signs or symptoms might include restlessness, vomiting blood, and a fast, thready pulse. Elevation of blood pressure and discomfort do not indicate bleeding.

• Question 116:

  You are caring for an older female patient whose husband died six months ago. Which of the following actions by the patient indicates ineffective coping?

  A. Visiting the grave once a month
  B. Participating in a senior citizens program
  C. Looking at old snapshots of her family
  D. Neglecting her personal grooming
  D. Neglecting her personal grooming

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  The older patient who has lost her husband is not coping well if she begins to neglect her personal grooming. Patients use coping mechanisms to decrease stress and anxiety. In some cases extreme behavior that is harmful to them physically or psychologically may occur.

• Question 117:

  You are caring for a patient with a phosphorus level of 2.0 mg/dL. What condition do you know would cause the phosphorus level to be so low?

  A. Alcoholism
  B. Hypoparathyroidism
  C. Tumor lysis syndrome
  D. Renal insufficiency
  A. Alcoholism

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  Of the above listed conditions, the patient with alcoholism would be most likely to have a phosphorus level of 2.0 mg/dL. A normal phosphorus level is 2.7 to 4.5 mg/dL. Malnutrition or starvation and the use of aluminum hydroxide-based antacids can also be causes of low phosphorus levels. The other three conditions are more likely to cause hyperphosphatemia.

• Question 118:

  You are preparing to give potassium chloride 30 mEq in 1000 ml of normal saline over 10 hours. The medication label reads 40 mEq per 20 mL. How many milliliters of potassium chloride do you need to administer the correct dose?

  A. 10 mL
  B. 15 mL
  C. 20 mL
  D. 50 mL
  B. 15 mL

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  The nurse would prepare 15 ml of potassium chloride.

  Desired dose: 30 mEq

  Available concentration: 40 mEq (Units) per 20 mL (Volume)

• Question 119:

  You are caring for a patient who has decided to discontinue treatment. You recognize that the patient is competent to make this decision and support the decision based on which of the following ethical principles?

  A. Justice
  B. Fidelity
  C. Autonomy
  D. Confidentiality
  C. Autonomy

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  The patient has the right to make this decision based on the ethical principal of autonomy. Justice refers to fairness. Fidelity has to do with trust and loyalty, and confidentiality refers to the right to privacy of personal information.

• Question 120:

  Your patient is in cardiogenic shock and has had an intraaortic balloon pump placed through the left femoral artery. On assessment you note that the left foot is cool and mottled and the pedal pulse weak. What is the priority for this patient?

  A. Document the data because it is expected.
  B. Reevaluate in an hour.
  C. Increase the rate on the nitroglycerin drip.
  D. Notify the physician.
  D. Notify the physician.

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  The nurse would want to notify the physician of the change. This is a sign of decreased circulation to the extremity. The physician will need to intervene to prevent the patient from having further adverse affects.