Ventricles & CSF
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What structure are ventricles derived from? | Neural Tube
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| What separates the right and left lateral ventricles at the midline? | Septum Pellucidum
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| What is the midline ventricle that separates the right and left portions of the thalamus? | Third Ventricle
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| What connects the right and left portions of the thalamus? | Massa Intermedia
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| What are the two openings that connect that lateral ventricles to the third ventricle? | Interventricular Foramen
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| What is the narrow channel passing along the mid-line through the midbrain? (Hint: Connects the third and fourth ventricles) | Cerebral Aquaduct
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| What structure is the midline ventricle located between the base of the cerebellum and the posterior side of the brainstem? | Fourth Ventricle
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| What is the very narrow space running down the center of the spinal cord? | Central Canal
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| What two spaces does the cerebrospinal fluid occupy? | Ventricles, Central Canal, and Subarachnoid Space
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| What are the three functions of cerebrospinal fluid? | 1. To act as a shock absorber for the brain and spinal cord2. To transport nutrients and remove waste products3. To maintain proper ion (Na+, K+) balance for nervous tissue
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| What continuously produces cerebrospinal fluid? | Choroid Plexus
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| Where is the choroid plexus located? | In the walls of the lateral, third, and fourth ventricles
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| Via what structure is cerebrospinal fluid continuously removed from the subarachnoid space? | Arachnoid Granulations
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Created by:
enroth
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