PSB final study questions - LECTURE 1 Cells of the neurosystem What is an organelle Which organelle stores DNA o An organelle is a specialized subunit

PSB final study questions - LECTURE 1 Cells of the...

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LECTURE 1: Cells of the neurosystem What is an organelle? Which organelle stores DNA? What are the two main types of cell in the CNS? o oAxon terminal: releases neurotransmitters into the synaptic cleft What does myelin do and what cells form it? What does the cell membrane do? How can things cross it? What are the three types of glia and what are their functions? What is an action potential? What is the blood-brain barrier?
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LECTURE 2: Neuroanatomy What are the meninges and what do they do? What is the function of cerebrospinal fluid? From the diagram in slide 15, identify each of the following structures: white matter, gray matter, dorsal horn, ventral horn, dorsal root, ventral root, dorsalroot ganglion.Where do motor (movement) signals exit the spinal cord and when do sensory (touch) signals enter? What do the cranial nerves do?
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