Which of the following is an anvil-shaped ear ossicle?

Select the correct sequence for the mechanism of hearing.
$I -$ Sound waves,$II -$ Oval window,$III -$ Hair cells press against the tectorial membrane,$IV -$ Auditory cortex,$V -$ Auditory nerve,$VI -$ Waves in lymph,$VII -$ Tympanic membrane,$VIII -$ Movement in basilar membrane,$IX -$ Ear ossicles,$X -$ Generation of nerve impulses.

The Organ of Corti is found in:

Which of the following sensory organs is responsible for maintaining the balance of a frog's body?

Which of the following is not included in the middle ear ossicles?

High-frequency resonance of the basilar membrane occurs at the .........