Assignment task:
1. Order the following auditory relay nuclei in a hierarchical sequence reflecting the transmission of the ascending auditory information from the ear to the cortex: • Superior olivary nucleus, cochlear nuclear complex, eighth cranial nerve, lateral lemniscus, inferior colliculus, primary auditory cortex, medial geniculate body, auditory radiation fibers.
2. Case study: A 65-year old librarian complained of a sudden difficulty in hearing with her left ear, accompanied by ringing, nausea, and dizziness. She was taken to the ER, where she presented with the following: • Tendency to fall to the left • Loss of pain and temperature sensation on the left side of her face AND right side of her body • Swallowing difficulties and a hoarse vocal quality