Multiple Choice QuestionsScala vestibuli is connected with
fenestra rotundus
fenestra ovalis
scala tympani
scala media
C.
scala tympani
The vestibular duct or scala vestibuli is a perilymph-filled cavity inside the cochlea of the inner ear that conducts sound vibrations to the cochlear duct. It is separated from the cochlear duct by Reissner's membrane and extends from the vestibule of the ear to the helicotrema where it joins the tympanic duct.
The scala vestibuli and scala tympani are filled with perilymph. At the apex of cochlear duct (scala media), scala vestibuli and scala tympani communicate by a narrow junction called helicotrema.
The friction between the eyelids and the cornea is avoided by the secretion of
lachrymal glands
conjunctiva and eyelids
hardarian glands
Meibomian glands
Which statement is incorrect for ion-channels?
They are proteins
Movement through them is simple diffusion
Movement through them is from high to low concentration
All ions pass through the same type of channel
Part of the brain concerned with the muscular movement is
cerebellum
thalamus
Hippocampus
temporal lobe of cerebrum
In human, corpus callosum connects
the two optic lobes
bone and muscle
the two cerebral hemispheres
two lobes of pituitary gland
Broca's area of speech is present in
frontal lobe
parietal lobe and partially in temporal lobe
temporal lobe
temporal and occipital lobe
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