Which diagnostic test is considered the definitive test for meningitis?

Blood culture

Lumbar puncture

MRI

CT scan

Answer and Explanation

The Correct Answer is B

A. Blood cultures can identify causative organisms but are not definitive for meningitis.
B. Lumbar puncture is the definitive test for meningitis, as it allows for analysis of cerebrospinal fluid to confirm the diagnosis and identify the causative organism.
C. MRI can provide imaging of the brain but cannot definitively diagnose meningitis.
D. CT scan is useful for imaging but does not provide a definitive diagnosis of meningitis.

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Correct Answer is C

Explanation

A. Viral infections can trigger Guillain-Barré syndrome but are not the primary cause.
B. There is no strong evidence of genetic predisposition being the primary cause.
C. Guillain-Barré syndrome is primarily caused by an autoimmune response where the body's immune system attacks the peripheral nerves.
D. Trauma or injury is not the primary cause of Guillain-Barré syndrome.

A. A client who has muscle hypertrophy. B. A client who has a butterfly rash on his face. C. Moon face D. A client who has a positive Chvostek's sign.

Correct Answer is C

Explanation

A. Muscle hypertrophy is not associated with hypercortisolism; muscle wasting is more common.
B. A butterfly rash on the face is indicative of lupus, not hypercortisolism.
C. Moon face, or the round, puffy face, is a common manifestation of hypercortisolism (Cushing's syndrome).
D. A positive Chvostek's sign indicates hypocalcemia, not hypercortisolism.

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Which diagnostic test is considered the definitive test for meningitis?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Which of the following is the primary etiology of Guillain-Barré syndrome?

Correct Answer is C

Explanation

A nurse is assessing four clients on a medical unit. The nurse should identify which of the following clients as exhibiting positive manifestations of hypercortisolism?

Correct Answer is C

Explanation

A nurse is assessing a client who has diabetes insipidus. Which of the following findings should the nurse expect?

What is the most common bacterial infection that causes Gillian Barre?

The physician orders Dopamine 2.5 mcg/kg/min. Available is Dopamine 200mg in 250 ml normal saline. The client's weight is 138.6 lbs. Calculate mcg/min, mcg/hr. and mL/hr

12. The physician has ordered the patient to receive Heparin 20 u/kg/hr in a continuous IV infusion. The client weighs 195 pounds. Heparin is available in a premixed bag and is labeled as 25,000 units in 250 ml. Calculate how many ml/hr to set the IV pump. Round answer to nearest whole number.

A nurse is assessing a client who had a craniotomy and has developed syndrome of inappropriate antidiuretic hormone (SIADH). Which of the following manifestations should the nurse anticipate?

A nurse is providing care for a client who has syndrome of inappropriate antidiuretic hormone (SIADH). Which of the following physiological alterations is consistent with a diagnosis of SIADH?

A nurse is caring for a client who has Addison's disease and is at risk for Addisonian crisis. Which of the following actions should the nurse take?

A staff nurse is teaching a client who has Addison's disease about the disease process. The client asks the nurse what causes Addison's disease. Which of the following responses should the nurse make?