crossword puzzle Flashcards
neurotransmitter lacking in patients with Parkinson’s disease
Dopamine
skin innervated by cutaneous ranches of single spinal nerves
Dermatomes
Fluid that fills the ventricles
CSF (cerebral spinal Fluid)
Warns of actual or impeding tissue damage
Pain
respond to stimuli arising in internal viscera and blood vessels
interoceptors
Period of sleep when dreams occur
REM
result of sodium flowing into the cell
depolarization
Fibers that connect hemispheres with lower brain or spinal cord
Projection
Most abundant versatile and highly branched glial cell
astrocyte
Contain motor fibers from ventral horn motor neurons
ventral roots
seizures in which victim losses consciouness
Tonic-clonic
Transection in cervical region
quadriplegia
fight-or-flight responses
sympathetic
composed of the brain and spinal cord
CNS
Reflexes we are born with
Babinskis
Produces cerebral spinal fluid
Choroid plexus
Multiple sclerosis results in destruction of this in the CNS
Myelin sheaths
Neuron that contains three or more processes
Multipolar
Neuroglial cell that lines the central nervous system and spinal column
Ependymal
Horns that recieve somatic and visceral sensory input
Dorsal
this period enforces one-way transmission of nerve impulses
absolute refractory period
the awareness of changes in the internal and external environment
sensation
fibers that release neurotransmitter norepinephrine
adrenegic
Part of neuron that takes information TO the cell body
Dendrite
this mechanism stabilizes the resting membrane
somatosensory
myelin sheath gaps between adjacent schwann cells
nodes of ranvier
in the brain, it is the outermost layer of the gray matter
cortex
outermost layer of meninges
Dura
Cause of neurotransmitter release at the axon terminal
calcium
receptors sensitive to pain-causing stimuli
nocicepotors
branching network of intersecting nerves
plexus
chemical destroyed in narcoleptic patients
orexins
effector organs include smooth muscle, glands and cardiac muscle
ANS (autonomic nervous system)
Junction between two neurons
synapse