Nokea
Which of the following findings would indicate a change in a patient's mental status?
- A. Sudden onset of confusion or disorientation.
- B. Steady gait and normal speech.
- C. Clear and coherent communication.
- D. Stable vital signs and regular breathing.
Correct Answer: A
Rationale: A sudden onset of confusion or disorientation is a key indicator of a change in mental status. Steady gait, clear communication, and stable vital signs are normal findings.
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When an edrophonium (Tensilon) test is carried out, which of the following drugs must be available as an antidote?
- A. Atropine sulfate
- B. Diazepam (Valium)
- C. Ephedrine
- D. Corticosteroids
Correct Answer: A
Rationale: Atropine sulfate is used as an antidote for cholinergic crisis.
Meningitis refers to that class of infections that cause inflammation of the meninges. Which Part of the brain does this refer to?
- A. Spinal fluid.
- B. Membranous covering of the brain and spinal cord.
- C. Main part of a neurone.
- D. Axon terminal.
Correct Answer: B
Rationale: Meningitis is an infection that causes inflammation of the meninges, the protective membranes covering the brain and spinal cord. Symptoms include fever, headache, neck stiffness, and cognitive impairments. The inflammation can lead to serious complications, such as brain damage or sepsis, if not treated promptly. Meningitis can be caused by bacterial, viral, or fungal infections, with bacterial meningitis being the most severe form.
The nurse instructs a client who has a neurological deficit regarding nutrition and diet. What should the client do?
- A. Eat two large meals instead of frequent small meals.
- B. Consume a diet low in fiber.
- C. Chew foods quickly.
- D. Be sure to take fluids frequently.
Correct Answer: D
Rationale: Staying hydrated is crucial for clients with neurological deficits to prevent constipation and urinary tract infections.
Regarding the cutaneous nerve supply to arm and forearm
- A. C3/4 supply pectoral and upper shoulder
- B. Branches of the brachial plexus supply arm and forearm
- C. C4/5/6/T1 supply the majority of the arm
- D. ?
Correct Answer: B
Rationale: The brachial plexus, formed from C5-T1, supplies the cutaneous innervation of the arm and forearm. Specific branches include the median, ulnar, and radial nerves.
What is the pathophysiology of systemic lupus erythematosus (SLE) characterized by?
- A. Destruction of nucleic acids and other self-proteins by autoantibodies
- B. Overproduction of collagen that disrupts the functioning of internal organs
- C. Formation of abnormal IgG that attaches to cellular antigens, activating complement
- D. Increased activity of T suppressor cells with B-cell hypoactivity, resulting in an immunodeficiency
Correct Answer: A
Rationale: Autoantibodies attack self-proteins in SLE.