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Psychology Chapter 10: Brain Damage and Neuroplasticity

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Psychology Chapter 10: Brain Damage and Neuroplasticity

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Questions and Answers

What is a possible reason for strengthening of existing connections after CNS damage?

Changes in existing connections
Adult neurogenesis
Release from inhibition (correct)
Neural growth

What is the main limitation of neural growth as an explanation for long-term reorganization?

It cannot account for reorganization beyond 2 mm of cortical surface (correct)
It is not involved in neural degeneration
It is not a long-term solution
It is a slow process

What is the primary role of cognitive reserve in recovery after CNS damage?

Adult neurogenesis
Compensatory changes in brain function (correct)
True recovery of brain function
Reorganization of existing connections

What is the main finding of Xu and colleagues (1999) in their study on neurotransplantation?

Apoptosis inhibitor protein reduces ischemic damage (B) Signup and view all the answers

What is the goal of Constraint-Induced Therapy in treating strokes?

To encourage competition between neurons for synaptic sites and neurotrophins (A) Signup and view all the answers

What is the main benefit of enriched environments in neurological disorders?

Reduced symptoms and better recovery (A) Signup and view all the answers

What is the primary reason why treating phantom limbs by removing the stump or parts of the neural pathway does not work?

The cortical area that previously managed the amputated limb is still active (D) Signup and view all the answers

What is the primary role of stem cells in adult neurogenesis?

To mitigate the effects of neural damage (C) Signup and view all the answers

What is the primary benefit of physical exercise in treating CNS damage?

Less severe symptoms and better recovery (D) Signup and view all the answers

What is the primary goal of implanting Schwann cells in neurotransplantation?

To promote regeneration and guide axon growth (D) Signup and view all the answers