Which of the following statement is correct with respect to hair cell of internal ear?

(1) It acts as an optic receptor

(2) Its basal part is in contact of efferent nerve fibres

(3) Stereo cilia are projected from apical part of each hair cell

(4) It is arranged in columns in internal part of organ of corti

Tectorial membrane is

Vestibular apparatus

Which of the following is the sensory part of saccule and utricle?

Semi circular canal of internal ear:

Membranous canals suspended in the perilymph of the bony canals. Which of these canals we are talking about?

The base of canal is swollen and is called ampulla which contains a ……….. called ……..ampullaris which has …..

The maintenance of balance of the body and the posture by vestibular apparatus is performed by

These are the events of hearing mechanism. Arrange them in order.
a. Impulse transmission by afferent fibres via auditory nerves to the auditory cortex of the brain
b. Analysis of impulses
c. Recognition of sound
d. Passing of vibrations through oval window on to the fluid of cochlea
e. Induction of ripple in Basilar membrane
f. Receiving of sound waves and directing them to ear drum
g. Transmission of vibration through ear ossicles to oval window
h. Vibration of ear drum in response to sound waves
i. Generation of waves in the lymph of cochlea
j. Basilar membrane moves
k. Bending of hair cell
l. Impulses are generated in the associated afferent neuron
m. Pressing of hair against the Tectorial membrane
1. f-h-g-e-j-k-d-i-c-b-a-l-m
2. f-i-e-h-g-d-j-m-k-l-a-b-c
3. f-d-h-g-i-j-e-k-m-l-a-c-b
4. f-h-g-d-i-e-j-k-m-l-a-b-c

From ear drum, the vibrations are transmitted through ……. to the …