Auditory and Vestibular Neurology Quiz
Preview:
waves in ________ press hair cells into tectorial membrane, bending cilia, firing receptor cells
A. fluid
B. solids
C. liquids
D. sounds
perceptual processing of signal
A. cochlear nucleus
B. superior olive
C. medial geniculate
D. auditory cortex
each semicircular canal is filled with fluid that causes gel-like cupola to shift
A. TRUE
B. FALSE
designed to detect and transduce head rotation and angular acceleration
A. semicircular canals
B. ampulla
C. otolith organs
D. vestibular hair cells
located in temporal lobe, maintains tonotopic organization
A. A1
B. heschl’s gyrus
C. vestibular
D. saccule
each frequency with energy will destroy waves in basilar membrane causing hair cells in region to fire
A. TRUE
B. FALSE
eyes track an object while the head is moving
A. LVN-spinal cord
B. M/IVN-upper spinal cord/cranial nerves
C. SVN-MLF-CN VIII,IV,VI
activates anterior canal
A. rolling
B. pitching
C. yaw
integration with vision (LGN) and other senses
A. cochlear nucleus
B. superior olive
C. medial geniculate
D. auditory cortex
regions in the inner ear that contain macula (hair cells in a gel with otoliths on top)
A. ampulla
B. utricle and saccule
C. simicircular canals
(basilar membrane) base is narrow, thick, stiff, close to base
A. high frequency
B. low frequency
(basilar membrane) wide, thin, floppy, close to apex
A. low frequency
B. high frequency
combined firing across cochlea represents
A. complex sound waves
B. tonotopic organization
C. auditory pathway
D. NSCLIMA
fluid flows around into scale tympani and releases less energy out round window
A. TRUE
B. FALSE
movement of otoliths, creates a shear force in the gel matrix
A. saccule
B. otoconia
C. utricle
D. cupula
