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psychology ch1 -3 Test

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5 Written Questions

5 Matching Questions

  1. Myelin Sheath
  2. Endoplasmic Reticulum
  3. resting potential
  4. Dendritic Spines
  5. Glia
  1. a Some neurons are covered with an insulating material called myelin sheath.
  2. b is mainly the result of negatively charged proteins in the cell.
  3. c Further branch out and increase surface area of some dendrites.
  4. d Other major components of the nervous system. And include astrocytes, micro glia, radial glia, oligdendrocytes and Schwann cells.
  5. e Tubular network to transport new proteins to other places.

5 Multiple Choice Questions

  1. the membrane, nucleus, mitochondria, ribosome, & endoplasmic reticulum are the major parts of what?
  2. mechanism that keeps most chemicals out of the brain.
  3. Thin fiber of a neuron responsible for transmitting nerve impulses away to other neurons, glands and muscles.
  4. Bringing information into the structure.
  5. Has its soma in the spinal cord and receives excitation from other neurons and conducts impulses along the axon to muscle

5 True/False Questions

  1. Dendritesthe dendrites, soma, axon, presynaptic terminals are the major part of what?


  2. Functional BehaviorDescribes why a structure or behavior evolved as it did.


  3. Nodes of RanvierStructure that separates the inside of a cell from the outside environment.


  4. thiaminethe chemical necessary for the use of glucose. alcoholics have a _____ deficient diet.


  5. Efferent AxonBringing information into the structure.


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