Psychology 101 Final Exam 2025

The junction between adjoining neurons is called the _____. Synapse. When the inside of the axon has a greater negative charge than the outside, it is safe to conclude that ______. An action potential is not being generated in that part of the axon Chapter Review Check #1 (Chapter two) Each type of neurotransmitter has a specific _____, and each type of receptor site has a specific _____. Molecular shape; configuration. A neuron firing an action potential is most like a person _____. Firing a gun. A synapse is esentially a(n) _____. Gap. Symptoms of multiple sclerosis include _____. Difficulty with voluntary movement. Current estimates suggest we have around _____ neurons in our brain. 86 billion. Which statement is most correct about the complexity of neurological processes in the brain? Neurological processes are very complex, with many activities happening at the same time. Which of the following axon membrane potentials represents the greatest amount of polarization? -70 millivolts. . Once an action potential reaches the end of the axon, how does the information usually get to the next neuron? Vesicles at the end of the axon release neurotransmitters which float across the synaptic cleft to the next neuron. Georgia's a disease that is associated with a lack of dopamine-producing neurons in his brain. George most likely has _____. Parkinson's disease. Hedda takes a drug that increases the amount of acetylcholine in her brain. Hedda is most likely taking this drug for which condition? Alzheimer's disease.