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26 Cards in this Set

  • Front
  • Back
Fiber
long process of a neuron, nerve fiber or neuron fiber
Nerve
whitish PNS structures filled with neuron fibers which innervate the body's parts
Ramus
a branch, we name the major branches off the spinal nerve trunks...white ramus,gray ramus,dorsal ramus, and ventral ramus
Axolemma
outer plasma membrane(plasmalemma) of an axon
Neurilemma
coveriing around a neuron fiber created by a surrounding cell(may be mylinated)
Vertebral Canal(Neural Canal)
passageway created by the continuous nature of vertebral foramina
Central Canal
tiny channel found within the spinal cord and inferior medulla oblongata
Aqueduct
passageway....cerebral aqueduct of Sylvius
Leptomeninx
Thin membrane, collective term for arachnoid mater and pia mater
Pachymeninx
Thick membrane.term used for dura mater
Somesthetic
to sense the body
Modality
specific sensory entity, such as taste, smell, pain
Proprioception
modality of subconscious awareness of body position and muscle movement
Kinesthesia
modality of conscious awareness of body position and muscle movement
Adrenergic
releasing of an adrenalin-like(NE included) molecules at a target site
Cholinergic
releasing of an choline-like(ACH) molecules at a target site
Chiasma
A crossing-usually relating to the crossing of optic fibers
Decussation
A crossing-used to indicate crossing of fibvers and tracts in the CNS
Contralateral
to the opposite side
Ipsilateral
On the same side
Anterograde
Going forward. or going away from the neuron cell body
Retrograde
Going backwards. or going towards the neuron cell body
Fugal
Travelling away from. used as a suffix....pallisdalfugal(away from the pallidal nuclei)
Lesion
any type of injury, damage or 'Hurt' can be called a lesion
Myelopathy
lesion of the spinal cord(rarely used for entire CNS)
Necrosis
Deadness. Death of cells or tissue