PHYSIOLOGY OF AUDITORY SYSTEM. Dr. Sudeep k.c. AUDITORY SYSTEM. ORGAN OF CORTI: -It is a sense organ of hearing situated in a basilar membrane. COMPONENTS OF ORGAN OF CORTI: Tunnel of corti- Formed by inner and outer rods, contains a fluid cortilymph.
-It is a sense organ of hearing situated in a basilar membrane.
COMPONENTS OF ORGAN OF CORTI:
Inner hair cells:-impt. in transmission of auditory impulse.
Outer hair cells:-impt. in modulating the function of inner hair cells.
Broadly divided into:
-Made up of membranous Labyrinth and Vestibular nerve.
-Peripheral receptors- CRISTAE –Semicircular duct. -MACULA- Utricle and Saccule
-Made up of Nuclei and Fibers tract in CNS.
-It integrates the vestibular impulses with other systems to maintain body balance.