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Unformatted text preview: The Nervous System The
Dr Sil Wallach Learning Outcomes Learning
Outline the basic anatomy of the nervous system Understand anatomical divisions: Understand
– Central nervous system – Peripheral nervous system Understand functional divisions:
– Somatic nervous system – Autonomic nervous system Explain the functions of the major structures of Explain the nervous system the Anatomical divisions Anatomical
CENTRAL NERVOUS SYSTEM BRAIN SPINAL CORD PERIPHERAL NERVOUS SYSTEM CRANIAL NERVES
To & from brain SPINAL NERVES
To & from spinal cord The nervous system The
brain spinal cord peripheral nerves Role of the nervous system Role To monitor the internal and external environment To of the body of To process this information To direct behaviour and body processes Functional divisions Functional Somatic nervous system: voluntary, controls skeletal muscle Autonomic nervous system: involuntary, controls smooth muscle Neurons Neurons Features of the PNS (1) Features
peripheral nerve Structure of a Structure peripheral nerve peripheral
epineurium perineurium nerve fibre endoneurium Bundles of axons Bundles packaged together packaged Carry motor, sensory Carry and autonomic info and myelin sheath axon Features of the PNS (2) Features
Nerve Afferent Efferent Ganglion Features of the PNS (3) Features Features of the CNS: Brain (1) Features
grey matter white matter Brain (2) Brain
cerebral hemisphere cerebellum brainstem Brain (3) Brain Brain (4) Brain
touch, pain, temperature sensation planning, emotion, mood, behaviour, motor function, smell vision hearing, language, memory basic body functions balance, coordination Meninges Meninges Brain ventricles Brain Produce and contain CSF CSF circulates to subarachnoid space Spinal cord (1) Spinal Spinal cord (2) Spinal
a = ganglion vertebral body spinal cord nerve root a intervertebral foramen Summary Summary
Know the meaning of:
Somatic Autonomic Axon Dendrite Epineurium Perineurium Endoneurium Nerve Afferent Efferent Ganglion Plexus Know what these do:
Brain stem (medulla, pons, midbrain) Cerebellum Cerebral hemispheres Thalamus Hypothalamus Meninges (pia, arachnoid, dura) CSF Ventricles ...
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This note was uploaded on 08/30/2010 for the course ANATOMY d30 taught by Professor Ross during the Spring '10 term at Limkokwing University of Creative Technology.
- Spring '10