Structure and function of sensory organs of human in
Answers
Sensory organs of human
The stimuli are received by certain structure in the body.
These are called receptors or sense organs.
A receptor may be extremely simple, such as those, touch and smell or they may be higlu complex in their structure as well as working .
some sense organs..
smell reseptors(olfactoreceptors)
The reseptors of smell occur in a small patch of Pseudostratified epithelium located in the roof of the nasal cavity.
taste receptors
found in the taste bud ,mostaly located on the tounge but also found on the palate, pharynx and epiglottis in the proximal part of oesophagous.
organ of sight
located in the eye orbits of the skull.Each eyes is represented in the form of a spherical eye ball which is moved in the eye orbit with the muscles namely
superior oblique , inferior oblique, superior rectus,
inferior rectus, external rectuse and internal rectus.
organs of hearing
The organs of hearing or phonoreceptors in human are a pair of ears situated on the head. Apart from their auditory function, the ears are also the organs of balansing.
each ear has three portions,.
the external ear,
the middle ear,
the internal ear.
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