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

(1) Crista

(2) Macula

(3) Both A and B

(4) Organ of Corti

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 …

Which of the following is correct order for transmission of sound waves in human ear?

Which of the following is true for basilar membrane?

The impulses of sound waves are analysed and recognised in which area of brain?

The ripple in basilar membrane is actually induced by

The impulses of sound wave are transmitted by …. In the auditory cortex of the brain.

Match each item in Column I with one item in Column II and chose your answer from the codes given below:
Column I                                               Column II
I. Influx of sodium                           1. Original establisnment of RMP
II. Efflux of potassium                      2. Repolarization
III. ${\mathrm{Na}}^{+}/{\mathrm{K}}^{+}$ pump                          3. Depolarization
IV. ${\mathrm{Ca}}^{++}$                                        4. Plateau in cardiac muscles
Codes: 
      I    II    III    IV
A.   3    2     4     1
B.   2    1     4     3
C.   2    1     3     4
D.   3    2     1     4

Match each item in Column I with one item in Column II and chose your answer from the codes given below:
Column I                         Column II
I. Diencephalon             1. Thalamus and Hypothalamus
II. Telencephalon           2. Cerebral cortex
III. Myelencephalon       3. Medulla oblongata
IV. Metencephalon         4. Pons and Cerebellum
Codes:
     I   II   III   IV
A.  1   2    3    4
B.  2   1    4    3
C.  2   1    3    4
D.  1   2    4    3