Which of the following conditions is most closely associated with the formation of amyloid plaques and neurofibrillary tangles?
Arthritis
Alzheimer's disease
Parkinson's disease
Cardiovascular disease
Osteoporosis
The Correct Answer is B
A. Arthritis: Arthritis is joint inflammation and is not associated with amyloid plaques or neurofibrillary tangles.
B. Alzheimer's disease: Alzheimer’s disease is characteristically associated with extracellular amyloid-beta plaques and intracellular neurofibrillary tangles (tau pathology).
C. Parkinson's disease: Parkinson’s is mainly associated with loss of dopaminergic neurons and Lewy bodies (alpha-synuclein), not plaques/tangles as the hallmark.
D. Cardiovascular disease: Cardiovascular disease contributes to vascular dementia but is not defined by amyloid plaques/neurofibrillary tangles.
E. Osteoporosis: Osteoporosis affects bone density and is unrelated to amyloid/tau neuropathology.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Industry versus inferiority:School-age stage where competence in skills is central; Pavel’s career/legacy focus is later.
B. Identity versus role confusion:Adolescence stage focused on identity formation, not middle-age productivity.
C. Intimacy versus isolation:Young-adult stage focused on forming intimate relationships, not public-policy contributions.
D. Generativity versus stagnation:middle adulthood stage about contributing to future generations and society (generativity), which matches Pavel’s renewed focus on public policy contributions.
E. Ego integrity versus despair:Late-life stage involving life review and acceptance; Pavel is more active/productive, so not this stage.
Correct Answer is A
Explanation
A. Imitation: Piaget described imitation (especially in the sensorimotor stage) as a basic mechanism by which children learn from others; social learning depends heavily on the ability to imitate.
B. Object permanence: Object permanence is the understanding that objects continue to exist when out of sight; it’s about memory/representation, not directly about learning from others.
C. Animism: Animism (attributing life/intent to inanimate things) is a cognitive tendency in early childhood, not a mechanism for social learning.
D. Centration: Centration is the tendency to focus on one aspect of a situation (a limitation in preoperational thought), not a process that enables social learning.
E. Conservation: Conservation is the understanding that quantity stays the same despite changes in appearance; it’s a logical concept, not directly tied to social learning.
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