From ear drum, the vibrations are transmitted through ……. To the …
(1) Ear ossicles, round window
(2) Ear ossicles, oval window
(3) Meatus, round window
(4) Meatus, oval window
Which of the following is correct order for transmission of sound waves in human ear?
(1) Ear drum- ear ossicles- round window
(2) Ear meatus- ear ossicles- ear drum
(3) Ear ossicles- oval window- cochlea
(4) Ear drum- ear meatus- oval window
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
In the resting stage, the axonal membrane:
1. is more permeable to sodium than to potassium ions
2. is more permeable to potassium than to sodium ions
3. equally permeable to both sodium and potassium ions
4. impermeable to both sodium and potassium ions
Sympathetic stimulation would lead to all of the following except:
1. Dilation of pupil
2. Bronchoconstriction
3. Increased heart rate
4. Decreased gland secretions
Which region of the diencephalon controls the ANS and endocrine system and body temperature?
1. epithalamus
2. hypothalamus
3. thalamus
4. infundibulum
The autonomic division of the peripheral nervous system does not innervate:
1. visceral organs
2. exocrine glands
3. skeletal muscle
4. endocrine glands