Which of the following is true for basilar membrane?
(1) Waves in the lymph induce a ripple in basilar membrane
(2) Basilar membrane moves and presses hair against the tectorial membrane.
(3) Transmission of auditory information to the auditory cortex
(4) Both A and B
The impulses of sound waves are analysed and recognised in which area of brain?
(1) Auditory medulla
(2) Auditory cortex
(3) Auditory fissure
(4) Auditory ridges
The ripple in basilar membrane is actually induced by
(1) Waves in the lymph
(2) Waves in the ear drum
(3) Waves in the meatus
(4) Waves in the oval window
The impulses of sound wave are transmitted by …. In the auditory cortex of the brain.
(1) Afferent Fibres via auditory nerves
(2) Efferent Fibres via auditory nerves
(3) Association fibres via auditory nerve
(4) Both A and C
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. pump 3. Depolarization
IV. 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
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
(structure) (function)
I. Corpus striatum 1. Aggression and remembering fear
II. Amygdala 2. Planning and execution of stereotyped movements
III. Hippocampus 3. Sexual arousal
IV. Septum 4. Memory
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
Match each item in Column I with one item in Column II regarding human eye and chose your answer from the codes given below:
Column I Column II
I. Cornea 1. Acomodation
II. Ciliary body 2. Major refraction surface
III. Iris 3. Regulation of pupil size
IV. Horizontal cells 4. Lateral line inhibition
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
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. Otoconia 1. Nasal epithelium
II. Bowman’s gland 2. Utricle
III. Cupula 3. Scala media
IV. Endolymph 4. Semi-circular canals
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
Identify the correct statement regarding the following diagram:
1. B and F are filled with endolymph
2. C is filled with perilymph
3. Hair cells press against E to generate nerve impulses
4. D is the sensory organ of hearing and has auditory receptors