H&N Ch. 8 Quiz Flashcards
3/5/14
Junction of neuron and an effector
synapse
away from on organ
efferent
towards an organ
afferent
rapid depolarization of cell membrane
action potential
components of CNS
brain
spinal cord
major brain divisions
cerebrum
cerebellum
brain stem
diencephalon
components of PNS
afferent nervous system
efferent nervous system
somatic nervous system
autonomic nervous system
2 divisons and subdivisions of autonomic system
sympathetic nervous system
parasympathetic nervsouse system
chemical agents needed to carry impulses across synapse to another chemical agent
neurotransmmitter
parts of brainstem
pons
medulla
midbrain
components of diencephalon
thalamus
hypothalamus
part of brain links nervous and endocrine system
hypothalmus
coordination and proprioconception
cerebellum
excitatory neurotransmitters
acetylcholine
norepinephrine
inhibitory neurotransmitters
dopamine
serotonin
nerve most important in dental profession
trigeminal
longest nerve
X vagus
largest nerve
V trigeminal
smallest nerve
IV trochlear
3 nerves that supply innervations and muscles to eye
I olfactory
II optic
III oculomotor
supplies motor sensation to tongue
XII hypoglossal
sensory ant. 2/3 tongue
XII hypoglossal
sensory post 1/3 tongue
IX glossopharyngeal
taste ant 2/3 tongue
VII chordi tympani
taste post 2/3 tongue
IX glossopharyngeal
descending tract in spinal cord…
motor
brain part supplies auditory
temporal
brain part supplies taste
parietal
brain part supplies emotions
frontal
brain part supplies olfactory
temporal
brain part supplies visual
occipital
I:
nerve
type
foramen
olfactory
sensory
cribriform plate
II:
nerve
type
foramen
optic
sensory
optic foramen
III:
nerve
type
foramen
oculomotor
motor
superior orbital fissure
IV:
nerve
type
foramen
trochlear
motor
superior orbital fissure
V:
nerve
type
foramen
trigeminal
both
VI:
nerve
type
foramen
ophthalmic
sensory
superior orbital fissure
V2:
nerve
type
foramen
maxillary
sensory
foramen rotundum
V3:
nerve
type
foramen
mandibular
both
foramen ovale
VII:
nerve
type
foramen
facial
both
Internal acoustic meatus and stylomastoid foramen
VIII:
nerve
type
foramen
vestibulocochlear
sensory
internal meatus
IX:
nerve
type
foramen
glossopharyngeal
both
jugular foramen
X:
nerve
type
foramen
vagus
both
jugular foramen
XI:
nerve
type
foramen
accessory
motor
jugular foarmen
XII:
nerve
type
foramen
hypoglossal
motor
hypoglossal canal