manual hematocrits are done
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Nursing Elites

NCLEX-RN

NCLEX RN Predictor Exam

1. When are manual hematocrits done?

Correct answer: D

Rationale: Manual hematocrits are performed to monitor anemia, which involves measuring the percentage of red blood cells in the blood. The process involves collecting blood in a microhematocrit tube, then centrifuging it to separate the plasma from the cells. By measuring the ratio of plasma to cells, healthcare providers can assess the patient's hematocrit level. Therefore, all the provided options are correct as they collectively describe the purpose and procedure of manual hematocrits.

2. When a patient refuses to believe a terminal diagnosis, they are exhibiting:

Correct answer: C

Rationale: Denial is a defense mechanism where a patient rejects a reality that is too painful or difficult to accept. In the context of a terminal diagnosis, the patient may refuse to believe it in order to avoid facing the harsh truth. Regression (choice A) involves reverting to earlier, more childlike behaviors and is not applicable in this scenario. Mourning (choice B) is the process of grieving a loss, which typically occurs after acceptance of the diagnosis. Rationalization (choice D) is creating logical explanations to justify unacceptable behaviors, which is not the case when a patient denies a terminal diagnosis.

3. While percussing over the liver of a patient, the nurse notices a dull sound. What should the nurse do?

Correct answer: A

Rationale: When percussing over relatively dense organs, such as the liver or spleen, a dull sound is a normal finding due to the organ's density. This occurs because the sound waves produced by tapping on the organ travel through the dense tissue, resulting in a dull sound. Therefore, the correct action for the nurse in this scenario is to consider a dull sound over the liver as a normal finding. Palpating for an underlying mass (Choice B) is not indicated based on the percussion finding alone. Repositioning the hands and repeating the percussion (Choice C) may not change the dull sound over the liver. Referring the patient for additional treatment (Choice D) without understanding the normal percussion findings over the liver would be premature. Thus, the most appropriate action is to interpret the dull sound as a normal finding.

4. Which of the following statements best describes footdrop?

Correct answer: B

Rationale: Footdrop results in the foot becoming permanently fixed in a plantar flexion position, not dorsiflexion. This position points the toes downward. The client may be unable to put weight on the foot, making ambulation difficult. Footdrop can be caused by immobility or chronic illnesses that cause muscle changes, such as multiple sclerosis or Parkinson's disease. Choice A is incorrect because footdrop leads to plantar flexion, not dorsiflexion. Choice C is incorrect as it describes a different condition known as 'toe fanning.' Choice D is incorrect as it describes an external rotation of the heel, which is not a characteristic of footdrop.

5. You are taking care of 5 patients today. One of your patients wants water; another needs help walking to the bathroom; another just stated that they have chest pain; and another is crying because his daughter did not visit him today. Which patient care problem must you deal with first?

Correct answer: C

Rationale: The chest pain must be addressed immediately as it could indicate a serious condition like a heart attack. Treating chest pain is a top priority in healthcare settings due to the potential life-threatening nature of the symptom. Providing immediate attention to chest pain ensures prompt assessment, diagnosis, and intervention, which are crucial for patient safety and well-being. Addressing the other needs, such as providing water, assisting with bathroom needs, or emotional support, can follow once the urgent issue of chest pain has been managed. While the other patient concerns are important, the critical nature of chest pain requires immediate action to rule out severe cardiac events and provide appropriate care.

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