Lecture 11 Flashcards
What are the auditory ossicles of the middle ear?
Malleus, incus and stapes
What is the cochlea turn spiral?
2.5
What nucleus is important in sound localisation and relays for stapedial and tensor tympani reflexes?
Superior olivary nucleus and nucleus of lateral lemniscus
Where do fibres end carrying information regarding low frequency sound?
Anterolateral part of the auditory cortex
Where do fibres end carrying information regarding high frequency sound?
Posteromedial part of the auditory cortex
What area of the brain is damaged when a patient has difficulty in producing language?
Broca’s area
What area of the brain is damaged when a patient has difficulty comprehending language.
Wernicke’s area
Maintenance of equilibrium uses information from?
Vision, Proprioception and the vestibular apparatus
Detecting position and motion of the ear depend on what?
Receptive hair cells
What cells in the utricle and saccule detect?
Head position
What cells in the semicircular canals detect?
Movement
The vestibular systems depends on?
Hair cells
What does each semicircular duct contain?
Ampulla
What is within the ampulla?
Crista ampullaris
The sterocilia on hair cells are embedded in what?
Cupola
