final Flashcards
In the olfactory system glumeruli are formed by dendrites on the
mitral and tufted cells
Tensor tympani muscle is innervated by the ______ nerve because it cam from the ____ pharyngeal arch
mandibular, first
the pyriform cortex of the olfactory system is located on the
lateral olfactory stria
Internal grannual cells within the olfactory bulbs produce inhibitory post synaptic protentials
true
the SSA functional component in CN 2 is so designated b/c
retinas arise from the ectoderm
taste of anterior 2/3 tongue
facial
functional component of glossopharyngeal nerve supplies to both the otic ganglion and parotid gland
GVE
which structure supplies the somatic muscle?
Nucleaus Ambigous
meninges of the posterior cranial fossa are innervated by
IV and X
the GVE functional component in cranial nerve VII supplies which structures
Lacrimal and salivatory glands
tesnory vali palintini is innervated by CN
V3 (NOT CN 10 SVE)
The SVE component of CN V innervates
branchomeric muscle
T/F smell is relayed through dorsal thalamus
False
GSE functional components in the oculomotor nerve is so designated bc
the extraocular muscles arise from preotic somites
Olfactory bulb contains internal granule cells and periglomerular cells
true
touch and pressure from scalp and face goes to
chief sensory nucleus (non of the above)
Optic nerve covered by dura mater T/F
T
Acetylcholine is the neurotransmitter that can be used by both the sympathetic and parasympathetic neurons of the ANS
T
CNs of corneal reflex
CN V and CNVII
recurrent laryngeal nerve is branch of
vagus
CN not in the GVE column at the brainstem
facial
T/F GSA functional component of cranial nerves IV and X has its cells of origin in the inferior ganglion of each nerve
false
Functional component of the hypoglossal nerve is
GSE
T/F functional component of CNs V, VII, IX, X is GSA
TRUE
T/F functional component of CNs III,VII,IX,X are GSA
False
nucleus not the GSE cell column of the brainstem
Nucleous ambiguous
motor of trigeminal nerve carries which functional component and modality?
GSA, proprioception and SVE
T/F The GVA continual component in CN IX and X has it’s cells of origin the inferior ganglion of each nerve
T
olfactory tract does not belong in ______
palecpaltion
what functional component of CN 3,7,9,10 have in common
GVA or GVE
SVA function component from test buds on the posterior 1/3 of tongue
glossopharyngeal
GSE functional component in the hypoglossal nerve is so designated bc
the tongue muscle arises fro somites
T/F phylogenetialy smell is the oldest sense
false
T/F olfactory glomerioli are composed of dendrites of internal gradual cells and peri glomerioler cells
True
The cranial nerve that nuclei for separate modalities of the GSA functional component is
5
T/F the optic nerve is covered by epineurium
F
the CN is fully crossed before emerging from the brain stem
trochlear
int. muscles of the tongue GSE
hypoglossal
GSA component of nerve gives branch which innervates the muscles of mastication
mandibular
which of the follow nerves come off the SOF and gives rise to the chief sensory nucleus to supply the eyeball and nasal cavity
trigeminal
what type of glial cell is a satellite cell most like?
astrocyte
located in the ventricular zone of the neural tube
pluripotent stem cells
what CN innervates the inferior oblique
oculomotor
upper and middle trunks of the brachial plexus combine to form the _____ cord
lateral
which splanchnic nerves revive their input form the sympathetic trunk levels T10-T11
lessr
what nerve runs with hypoglossal nerve
geniohyoid
minimal number of neurons required for a simple reflex circuit
2
functional component for taste?
SVA
what kind of reflex is patellar?
myotactic
umbilicus dermatome
T10
receptors for auditory system
spiral organ
roots of phrenic nerve
C3,C4,C5
which supraclavicular br is also known as anterior branch?
medial
which layer of neural tube produces stem cells?
ventricular
What nerve provides preganglionic GVE innervation to thesubmandibular ganglion
chorda tympani
Which nerve branches directly from a root?
long thoracic
GSA ant 2/3 of tongue
mandibular
pseudounipolar neuron part of CNS or PNS
PNS
innervates laryngeal mucosa
internal laryngeal N
compensatory eye movement
superior olive
parsympathetic innervation to the parotid gland is via the
glossopharyngeal nerve
blood brain barrier
ependymal cell
bathes the optic nerve
CSF
which are thermoceptors
free nerve endings
intermediate nerve carries
sensory
nerve roots form lumbosacral trunk
L4, L5
there are __ pairs of spinal nerves
31
CN exits caudal to the inferior colliculus
trochlear
most common type of glioma
astrocytoma
neurons that conduct nerve impulses for the receptors to the central nervous system are ____
afferent
optic nerve is derived from the
diencephalon
nerves of the brachial plexus innervate the
upperlimb
where are the olfactory nerves?
nasal epithelia
nerve pierces the anterior surface of the posts major rungs inferiorly and innervates the genitalia and femoral triangle
gentiofemoral
plexus covered by posts major?
lumbar
burn tip of tongue
trigeminal N
ciliary ganglion is lateral to the ____ nerve
optic
encloses single nerve fiber
endoneurium
lesion of the femoral nerve causes which condition
paralysis of vastus lateralis
what leads to formation of the film terminale
degeneration of the spinal cord
photoreceptors in the fovea centralis
cones
sense that us which muscles are contracted, the amount of tension in a joint, the position of the joints, and orientation of the head
proprioception
main output neurons form the olfactory bulb
mitral
fluid in scala tympani
perilymph
come direction from spinal cord
rootlets
end of paravertebral ganglion
ganglion impar
fiber type respons to stretch (as in knee tap reflex)
alpha
elongated nerve roots from L2-S2 are called
cauda equina
CN delivers presynaptic parasympathetic fibers to abdominal viscera
vagus
muscle innervated by two muscles of the ansa cervicalis
omohyoid
loss of sensation and paralysis on the medial plantar side of the foot indicates damage of
tibial nerve
greater occipital nerve comes from
dorsal ramus of C2
tympanic nerve is a branch of
trigeminal
pierces psoas and innervates genitals
genitofemoral nerve
tympanic nerve comes from
glossopharyngeal
