Front | Back |
Where do the brain and spinal cord develop from?
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The ectodermal neural tube
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The constrictions in the expanded neural tube create three regions called
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Primary Brain Vesicles
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What are the three primary brain vesicles?
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Prosencephalon, Mesencephalon, Rhombencephalon
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The prosencephalon and mesencephalon further divide to form
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Secondary Brain Vesicles
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What does the prosencephalon (forebrain) give rise to?
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The telencephalon and diencephalon
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The rhombencephalon (hindbrain) develops into...
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Metencephalon and myelencephalon
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Telencephalon develops into
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The cerebrum and lateral ventricles
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The diencephalon develops into
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The thalamus, hypothalamus, epithalamus, and third ventricle
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The mesencephalon gives rise to
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The midbrain and aqueduct of the midbrain
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The metencephalon becomes
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The pons, cerebellum, and upper part of the fourth ventricle
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The myelencephalon forms
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The medulla oblongata and lower part of the fourth ventricle
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The walls of the brain regions develop into __________, while the hollow interior of the tube is transformed into its various __________
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Nervous Tissue, Ventricles
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The development of the nervous system begins with a thickening of the ectoderm called the
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Neural Tube
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The adult brain consists of four major parts:
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Brainstem, cerebellum, diencephalon, and cerebrum
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The brainstem is continuous with the _____ and consists of the ____
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Spinal Cord Medulla oblongata, pons, and midbrain
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