What is the most common cause of dementia?
Alzheimer's disease
Parkinson disease
Medications
Multi infarct
The Correct Answer is A
A. Alzheimer's disease is the most common cause of dementia, accounting for a majority of cases.
B. Parkinson disease can cause dementia, but it is less common than Alzheimer's disease.
C. Medications: Certain medications can cause reversible cognitive impairment but are not the most common cause of dementia.
D. Multi infarct dementia (vascular dementia) is a common cause, but Alzheimer's disease is more prevalent.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Chemical imbalance: Chemical imbalances are more commonly associated with mood disorders and not specifically with organic dementia.
B. Cerebral disease: Dementia is primarily due to changes in brain structure or function, such as those seen in Alzheimer’s disease or other neurodegenerative conditions.
C. Emotional problems: Emotional problems may contribute to other mental health issues but are not the primary cause of dementia.
D. Circulatory impairment: While circulatory problems can contribute to certain types of cognitive impairment, dementia itself is directly related to cerebral disease.
Correct Answer is B
Explanation
A. Wear gloves only if the skin appears broken or inflamed. Gloves should be worn to protect both the patient and the nurse from infection regardless of the appearance of the skin.
B. Ask the patient about personal skin care. Understanding the patient's personal skin care practices can provide insight into potential issues and areas needing attention.
C. Avoid potentially embarrassing questions about rashes or scars. Addressing rashes or scars is crucial for proper assessment and treatment, despite potential embarrassment.
D. Have artificial, preferably fluorescent, lighting for proper illumination of the skin. Proper lighting is important, but asking about personal skin care can provide additional context and help with a thorough assessment.
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