N. facialis, yedinci kraniyal sinir veya yüz siniri olarak da bilinir 25.
İşlevleri:
Motor: Yüz ifadesinden sorumlu kaslara hükmeder 34.
Tat duyusu: Dilin ön üçte ikisinden tat duyusunu iletir 34.
Parasempatik: Gözyaşı ve tükürük bezi salgılarını düzenler 34.
Anatomik seyri: Beyin sapından çıkar ve temporal kemik boyunca ilerler, ardından stilomastoid foramen yoluyla kafatasından çıkar ve dallanarak yüz kaslarını innerve eder 24.
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