Biology Times 07.2019

Response To Stimulus: Stimulus: Stimulus is a sudden change in the external or internal environment, which excite the nerve or o ...

some stimulus evoke a specific, short-lived response at the unconscious level. There are more than two hundred reflexes, which f ...

the middle (pupil). Iris consist of muscles that change pupil size by constricting and relaxing. IT is a part of the eye choroid ...

into the eye when the environment is bright. The size of the pupil is controlled by the action of the pupillary sphincter muscle ...

Ear: EAR (Stato-Acoustic Organ) - Organ for hearing and balancing Ear is anatomically divided into three parts - External ear, m ...

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