Your patient recently had a viral infection and now she cannot move the muscles on the right side of her face. In addition, she is experiencing a loss of taste and dry mouth and she cannot close her right eye. Which cranial nerves have been affected by the viral infection?
1. Inability to move the muscles on the right side of the face
• Cranial nerve VII (Facial nerve)
2. Loss of taste
• Cranial nerve VII (Facial nerve)
• Cranial nerve IX (Glossopharyngeal nerve)
• Cranial nerve X (Vagus nerve)
3. Dry mouth
• Cranial nerve VII (Facial nerve)
• Cranial nerve IX (Glossopharyngeal nerve)
4. Inability to close the right eye
• Cranial nerve VII (Facial nerve)
• Cranial nerve III (Oculomotor nerve)
Reference/s
Koyuncu, O. Ö., Hogue, I. B., & Enquist, L. W. (2013). Virus infections in the nervous system. Cell Host & Microbe, 13(4), 379–393. https://doi.org/10.1016/j.chom.2013.03.010
Gibbons, J. R. (2023, May 1). Neuroanatomy, neural taste pathway. StatPearls - NCBI Bookshelf. https://www.ncbi.nlm.nih.gov/books/NBK545236/#:~:text=The%20three%20nerves%20associated%20with,which%20provides%20fibers%20to%20the
Nguyen, J. D. (2023b, July 25). Anatomy, head and neck: eye nerves. StatPearls - NCBI Bookshelf. https://www.ncbi.nlm.nih.gov/books/NBK549919/#:~:text=The%20facial%20nerve%20is%20responsible%20for%20closing%20the%20eyes%20by,resulting%20in%20incomplete%20eye%20closure.