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11 Cards in this Set

  • Front
  • Back
Acetylcholine was the first neurotransmitter discovered and is the major neurotransmitter in the ____________
peripheral nervous system
Acetylcholine is usually (but not always) an exitatory or inhibitory neurotransmitter
Acetylcholine is usually (but not always) an EXITATORY neurotransmitter
outside the brain acetylcholine is the major neurotransmitter controlling
Body muscles can be broken down into 2 types
Skeletal - under voluntary control

Smooth muscles- of the autonomic nervous system (controlling heart, stomach, etc. — not under voluntary control).
the most common neurotransmitter in the brain
Glutamate-It is always excitatory
where are NMDA glutamate receptors most densly concentrated
NMDA receptors are most densely concentrated in the cerebral cortex (hippocampus, especially — particularly the CA1 region), amygdala, & basal ganglia
a tough, protective connective tissue which is tightly bound to the skull, but which encases the cerebral veins
dura mater
arteries and web-like strands of connective/supportive tissue AKA spider-like mater
arachnoid (blood rich)
Under the dura mater and arachnoid is the _______ space containing CSF (CerebroSpinal Fluid)
a permeable membrane of collagen, elastin fibers & fibroblasts on the floor of the subarachnoid space which allows diffusion between the CSF and the interstitial fluid of the brain tissue
pia mater
dura mater, the arachnoid mater and the pia mater are collectively referred-to as