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Cards In This Set
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What are the 4 major regions of the brain?
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The cerebrum, diencephalon, brainstem, and cerebelum
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What is the cerebrum divided into?
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Into left and right halves: cerebral hemispheres
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How is each cerebral hemisphere divided into?
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May be further divided into 5 functional areas called lobes
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What does the outer surface of an adult brain exhibit?
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Folds called gyri and shallow depressions btwn those folds called sulci
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How many cranial nerves is the brain associated with?
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12 pairs of cranial nerves
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What is the term anterior synonymous with?
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Rostral (toward the nose)
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What is the term posterior synonymous with?
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Caudal (toward the tail)
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In the human embryo, where does the brain form from?
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The brain forms from the cranial (superior) part of the neural tube, which undergoes disproportionate growth rates in different regions
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What happens by the late 4th week of development?
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The growth has formed 3 primary brain vesicles
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What do the 3 primary brain vesicles give rise to?
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All the different regions of the adult brain.
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What is the forebrain called?
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Prosencephalon
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What is the midbrain called?
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Mesencephalon
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What is the hindbrain called?
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Rhombencephalon
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By the 5th week of development, what do the 3 primary vesicles develop into?
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5 secondary brain vesicles
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What are the 5 secondary brain vesicles?
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Telencephalon, diencephalon, mesencephalon, metencephalon, myelencephalon
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