JCECE Medical JCECE Medical Solved Paper-2003

  • question_answer
    Which of the following nerve supplies organ of Cord?

    A)  Auditory       

    B)  Olfactory

    C)  Trochlear      

    D)  Vagus

    Correct Answer: A

    Solution :

     Organ of Corti is a sensory ridge in the mammalian cochlea (internal ear). Auditory nerves are sensory nerves. These arise from lateral side of medulla oblongata behind the facials. These bring sensory impulses from internal ears. Vagus nerves are mixed nerves. The vagus nerve divided into five branched in mammals which innervates the laryngeal muscles, cardiac muscles, muscles of lungs, oesophagus and stomach. Olfactory nerves are purely sensory nerves which transmit sensory impulses from the neurosensory epithelium of nasal chambers of olfactory lobes of the brain. Trochlear nerves are motor nerves which arise  from dorsolateral aspects of the region between optic lobes and cerebellum and innervate the superior oblique muscles of eyes.


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