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Biology-Related Homework Help Anatomy and Physiology Topic started by: lily03 on Apr 20, 2014



Title: Post surgery to repair the median nerve, a patient reports reversal of sensation
Post by: lily03 on Apr 20, 2014
Post surgery to repair the median nerve, a patient reports reversal of sensation from the medial and lateral sides of his finger. Explain how could this happen.


Title: Re: Post surgery to repair the median nerve, a patient reports reversal of sensation
Post by: padre on Apr 21, 2014
In suturing the nerve back together, there is no guide to ensure that each nerve fiber continues across the transection into the same neurilemma in which it started. Nerve fibers can grow into pathways different from their original ones and establish new synapses. The brain cannot keep track of which nerve fibers have grown into different pathways, and projects sensations back to the point of origin