Neuropsychology & Brain Functions 2026 Practice Test

1. What is the primary function of the prefrontal cortex in the human brain? A) Controlling basic motor functions and balance B) Executive functions, including planning, decision-making, and personality expression C) Storing long-term episodic memories D) Processing visual information from the retina Correct Answer: B) Executive functions, including planning, decision-making, and personality expression 2. Which part of the brain is primarily responsible for the consolidation of new memories? A) Cerebellum B) Hippocampus C) Amygdala D) Medulla oblongata Correct Answer: B) Hippocampus 3. "Neuroplasticity" is best defined as: A) The hardening of brain tissue over time B) The brain's ability to reorganize its structure and functions in response to learning, experience, or injury C) The process of losing neurons due to aging D) The chemical transmission between two neurons Correct Answer: B) The brain's ability to reorganize its structure and functions in response to learning, experience, or injury 4. The "Corpus Callosum" connects: A) The left and right cerebral hemispheres B) The brain and the spinal cord C) The thalamus and the hypothalamus D) The two lobes of the cerebellum Correct Answer: A) The left and right cerebral hemispheres 5. Broca’s area is primarily associated with: A) Language comprehension B) Speech production C) Processing emotional stimuli D) Motor coordination Correct Answer: B) Speech production 6. Wernicke’s area is primarily associated with: A) Language comprehension B) Speech production C) Balance and posture D) Executive function Correct Answer: A) Language comprehension 7. Which neurotransmitter is primarily involved in reward, motivation, and motor control? A) Serotonin B) Dopamine C) GABA D) Glutamate Correct Answer: B) Dopamine 8. The "Amygdala" is most famous for its role in: A) Memory consolidation B) Processing emotions, especially fear and threat detection C) Regulating body temperature D) Controlling voluntary movement Correct Answer: B) Processing emotions, especially fear and threat detection 9. What is the function of the "Thalamus"? A) To produce hormones B) To act as a sensory relay station, routing information to the cerebral cortex C) To maintain homeostatic balance D) To control fine motor skills Correct Answer: B) To act as a sensory relay station, routing information to the cerebral cortex 10. "Long-Term Potentiation" (LTP) is the cellular mechanism underlying: A) Muscle growth B) Synaptic strengthening as a basis for learning and memory C) Nerve regeneration D) Sensory perception Correct Answer: B) Synaptic strengthening as a basis for learning and memory 11. Damage to the "Cerebellum" typically results in: A) Loss of speech B) Ataxia (problems with coordination, balance, and motor learning) C) Total memory loss D) Inability to recognize faces Correct Answer: B) Ataxia (problems with coordination, balance, and motor learning) 12. "Synaptic Pruning" in the developing brain involves: A) Growing more neurons B) The elimination of weak or unused synaptic connections to increase the efficiency of the brain C) The death of the entire brain D) Increasing the number of synapses infinitely Correct Answer: B) The elimination of weak or unused synaptic connections to increase the efficiency of the brain 13. In 2026, research on "Brain-Computer Interfaces" (BCI) focuses on: A) Directly linking neural activity to external devices to restore function or enhance capability B) Deleting brain memories C) Using computers to teach children D) Creating artificial intelligence that thinks like a child Correct Answer: A) Directly linking neural activity to external devices to restore function or enhance capability 14. What is "Prosopagnosia"? A) Inability to read B) Face blindness (inability to recognize faces) C) Inability to hear D) Loss of smell Correct Answer: B) Face blindness (inability to recognize faces) 15. "Hemispatial Neglect" is often caused by damage to the: A) Frontal lobe B) Right parietal lobe C) Cerebellum D) Brainstem Correct Answer: B) Right parietal lobe 16. "Executive Function" is a suite of cognitive processes that includes: A) Walking and running B) Inhibition, working memory, and cognitive flexibility C) Sensory perception D) Basic emotional responses Correct Answer: B) Inhibition, working memory, and cognitive flexibility