Physiology - Pathophysiology of Sensory Systems Flashcards
where is the cochlear nuclei
a.pons
b.medulla oblongata
c.midbrain
d.brainstem
d.brainstem
hearing pathway
cochlear nuclei in brainstem
inferior colliculus in midbrain
medial geninculate nucleus in the thalamus
auditory cortex in the temporal lobe
where is the inferior colliculus located
a.brain stem
b.midbrain
c.thalamus
d.temporal lobe
b.midbrain
where is the medial geniculate nucleus located
a.brain stem
b.midbrain
c.thalamus
d.temporal lobe
c.thalamus
where is the auditory cortex located
a.brain stem
b.midbrain
c.thalamus
d.temporal lobe
d.temporal lobe
which of these is an example of conductive deafness in the auditory canal
a.wax
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
a.wax
which of these is an example of conductive deafness in the middle ear
a.wax
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
b.ruptured tympanic membrane
c.otitis media
and osteosclrosis
an infection of the middle ear that causes inflammation and a build up of fluid behind the ear drum
a.wax
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
c.otitis media
who is most affected by otitis media
a.elderly
b.children
c.adolescents
d.infants
d.infants
who is most affected by otitis media
a.elderly
b.children
c.adolescents
d.infants
d.infants
fusion of stapes to other ear bones leading to reduced hearing ability
a.osteosclerosis
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
a.osteosclerosis
gradual hearing loss over several years between 30 and 50 yrs along with tinnitus and dizziness indicates what
a.osteosclerosis
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
a.osteosclerosis
age related hearing loss is an example of what
a.auditory canal conductive deafness
b.middle ear conductive deafness
c.cochlea sensorineural deafness
d.cochlear nerve sensorineural deafness
e.central auditory pathway sensorineural deafness
c.cochlea sensorineural deafness
which part of the ear is affected in menieres disease
a.outer
b.middle
c.inner
c.inner
sudden attacks lasting a few hours of feeling of deep pressure in the ear, vertigo, hearing loss and tinnitus are symptoms of what
a.osteosclerosis
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
d.menieres disease
rinnes test result if sound is conducted more in air than bone
a.positive
b.negative
a.positive
rinnes test result if sound is conducted more in bone than air
a.positive
b.negative
b.negative
in senorineural deafness rinnes is …….
a.positive
b.negative
a.positive
rinnes negative indicates what
a,conductive deafness
b.sensorineural deafness
a,conductive deafness
problem with conduction in air
in a false negative rinnes as seen in sensorineural deafness what is heard in the affected ear
a. better in air
b.better on bone
b.better on bone
actually nothing heard in affected ear but bone vibrations are transmitted to the unaffected ear
webers test sound heard equally in both ears
a.normal
b.conductive hearing loss
c.sensorineural hearing loss
a.normal
positive rinnes is seen in what
a.conductive hearing loss
b.sensorineural hearing loss
b.sensorineural hearing loss
webers sound heard quieter on the side of the affected ear indicates what
a.sensorineural hearing loss
b.conductive hearing loss
a.sensorineural hearing loss
webers sound heard louder in affecetd ear indicates what
a.sensorineural hearing loss
b.conductive hearing loss
b.conductive hearing loss
presbycusis , acoustic neuroma and noise induced hearing loss are examples of what
a.sensorineural hearing loss
b.conductive hearing loss
a.sensorineural hearing loss
on which nerve do accoustic neuromas grow on
a.VIII
b.V
c.VII
d.IX
a.VIII
vestibulocochlear
neurofibromatosis type 2 can cause which problem
a.osteosclerosis
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
e.acoustic neuroma
benign tumour
one sided hearing loss , tinnitus and vertigo gradually developing to persistent headaches, blurred vision, numbness pain or weakness on one side of the face and ataxia on one side of the body is seen in what
a.osteosclerosis
b.ruptured tympanic membrane
c.otitis media
d.menieres disease
e.acoustic neuroma
e.acoustic neuroma
central visual pathways
optic nerves
optic chiasm
lateral geniculate nucleus
optic radiation
visual cortex
aging leading to loss of elasticity of lens is known as
a.presbyopia
b.myopia
c.hypermetropia
a.presbyopia
what lens shape is used in myopia
a.concave
b.convex
a.concave
what lens shape is used in hypermetropia
a.concave
b.convex
b.convex
paracentral scotoma indicates damage tp what
a.retina
b.optic nerve
c.optic chiasm
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
a.retina
monocular field loss indicates damage tp what
a.retina
b.optic nerve
c.optic chiasm
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
b.optic nerve
only one side affected so must be before chiasm crossinf over
bitemporal hemianopia indicates damage tp what
a.retina
b.optic nerve
c.optic chiasm
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
c.optic chiasm
half field loss on two opposite sides
homonyous hemianopia indicates damage tp what
a.retina
b.optic nerve
c.optic chiasm
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
d.optic tract
half field loss in both eyes each same side lost
homonyous quadrantanopia upper indicates damage tp what
a.retina
b.optic nerve
c.optic chiasm
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
e.optic radiation (temporal lesion)
homonyous quadrantanopia lower indicates damage tp what
a.retina
b.optic nerve
c.optic chiasm
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
f.optic radiation (parietal lesion)
homonyous hemianopia with macular sparing indicates damage tp what
a.retina
b.optic nerve
c.occipital cortex
d.optic tract
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
c.occipital cortex
homonyous hemiscotoma g indicates damage tp what
a.retina
b.optic nerve
c.occipital cortex
d.occipital pole
e.optic radiation (temporal lesion)
f.optic radiation (parietal lesion)
d.occipital pole
sympathetic pupil reflex pathway
t1 exit
superior cervical ganglion
internal carotid adventitia
dilator pupillae (radial muscles)
parasympathetic pupil reflex pathway
pre ganglionic 3rd cranial nerve
cilliary ganglion
cilliary nerves
sphincter pupillae
