Unit 3A Psychology Word Scramble
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| Question | Answer |
| What is Biological Psychology? | A branch of psychology interested in the links of behavior and biology |
| What is a Neuron? | A nerve cell; the basic building block of the nervous system |
| What is a sensory neuron? | A neuron that carries incoming information from the sensory receptors to the brain and spinal cord. |
| What is a motor neuron? | A neuron that carries outgoing information from the brain and spinal cord to the muscles and glands |
| What are interneurons? | Neurons within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor inputs. |
| What is a dendrite? | The bushy, branching, extensions of a neuron that receive messages and conduct impulses toward the cell body. |
| What is the axon? | The extension of a neuron, ending in branching terminal fibers, through which messages pass to other neurons or to muscles and glands. |
| What is the Myelin Sheath? | A layer of fatty tissue that insulates the neurons' axons and helps speed their impulses. |
| What is Action Potential? | A neural impulse: a brief electrical charge that travels down an axon. |
| What is a threshold? | The level of stimulation needed to trigger a neural impulse. |
| What is Phrenology? | The popular but ill-fated theory that claimed bumps on the skull could reveal our mental abilities and our character traits. |
| What is a synapse? | The junction between the axon tip of the sending neuron and the dendrite/cell body of the receiving neuron. |
| What are neurotransmitters? | Chemical messengers that cross the synaptic gaps between neurons. |
| What is a reuptake? | A neurotransmitter's reabsorption by the sending neuron. |
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