PSYCH 1101 Exam 2 UNCC Questions With Verified Solutions

PSYCH 1101 Exam 2 UNCC Questions With Verified Solutions Biological psychology - answera branch of psychology that studies the links between biological processes (genetic, neural, hormanal) and psychological processes. Plasticity - answerthe brain's ability to change, especially during childhood, by reorganizing after damage or by building new pathways based on experience Neuron - answernerve cell Neuron parts - answerCell body, dendrites, axon. cell body of neuron - answercontains nucleus, life support center dendrite - answerthe bushy, branching extensions of a neuron that receive messages and conduct impulses TOWARD the cell body axon - answerthe extension of a neuron, ending in branching terminal fibers, through which messages pass to other neurons or to muscles or glands Dendrites _______ Axons _________ - answerlisten, speak myelin sheath - answerA layer of fatty tissue segmentally encasing the fibers of many neurons; enables vastly greater transmission speed of neural impulses as the impulse hops from one node to the next. What happens if the myelin sheath degenerates? - answermultiple sclerosis glial cells - answercells in the nervous system that support, nourish, and protect neurons. Neurons are _______ Glial cells are ________ - answerqueen bee, worker bee action potential - answera neural impulse; a brief electrical charge that travels down an axon refractory period - answera period of inactivity after a neuron has fired How do neurons communicate? - answerneurotransmitters; through synapses