Brain part 1

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Author:
eli
ID:
146655
Filename:
Brain part 1
Updated:
2012-04-18 20:05:35
Tags:
brain
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Description:
development, meninges and telencephalon
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  1. 4 general facts about brain
    • *100 billion nuerons
    • *60% fat
    • *3lbs+
    • *10% larger in males
  2. cranial first vesicles
    forebrain-prosencephalon

    midbrain-mesencephalon

    hindbrain-rhombencephalon
  3. caudally
    spinal cord is formed
  4. cranial second vesicles
    • Tel
    • Di
    • Mes
    • Met
    • Myel
  5. telencephalon
    cerebrum
  6. diencephalon
    • thalamus
    • hypothalamus
  7. mesencephalon
    • cerebral peduncle
    • corpora quadrigemina
  8. metencephalon
    • pons
    • cerebellum
  9. myelencephalon
    medulla oblongata
  10. 1st meninges
    • dura mater-tough mother
    • *tough superficial layer
    • *not attached to bone in spinal cavity
    • *two layers
    • -endosteal layer
    • -meningeal layer
  11. 2nd meninges
    • Arachnoid layer
    • *CSF found in sub-arachnoid space
    • *Arachnoid granulations
    • -found in venous sinuses
    • -reabsorbs CSF into blood
  12. 3rd meninges
    • Pia Mater-delicate
    • *attached to brain/spinal cord
  13. Cerebrum
    functions in thought, memory, learning
  14. Frontal lobe (motor)
    • conscious control of skeletal muscles
    • *pre-frontal cortex
    • -complex learing, judgment, long-term,planning,
    • personality

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