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Spinal cord: Quiz


Question 1: The Allen Institute for Brain Science, on July 16, 2008, launched the online "Allen Spinal Cord Atlas" (backed by ________).
Paul AllenMike Dunleavy, Sr.2009–10 Portland Trail Blazers seasonPortland Trail Blazers

Question 2: The white matter is located outside of the gray matter and consists almost totally of ________ motor and sensory axons.
MyelinSchwann cellNervous systemNeuron

Question 3: In both pathways, primary sensory neuron cell bodies are found in the dorsal root ganglia, and their central ________ project into the spinal cord.
Alpha motor neuronAxonNervous systemSchwann cell

Question 4: Additionally, lower motor neurons are characterized by muscle weakness, ________, hyporeflexia and muscle atrophy.
HypertoniaPreterm birthHypotoniaPneumothorax

Question 5: The DL neurons are involved in ________ limb control.
DigestionAnatomical terms of locationAnatomyEar

Question 6: The vertebral bones or intervertebral disks can shatter, causing the spinal cord to be punctured by a sharp fragment of ________.
Human skullHead and neck anatomyBoneHuman skeleton

Question 7: This central region surrounds the central canal, which is an anatomic extension of the spaces in the brain known as the ventricles and, like the ventricles, contains ________.
Choroid plexusCerebrospinal fluidArachnoid granulationMeninges

Question 8: Secondary axons from the medial lemniscus finally terminate in the ventral posterolateral nucleus (VPL) of the ________, where they synapse with tertiary neurons.
Subthalamic nucleusDentatothalamic tractThalamusThalamocortical radiations

Question 9: What does the following picture show?

  Spinal cord development of the alar and basal plates
  The spinal cord nested in the vertebral column
  The spinal cord nested in the vertebral column
  A closer look at the spinal cord

Question 10: The brain and spinal cord together make up the ________.
White matterGrey matterNeuronCentral nervous system


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