اناٹومی مطالعاتی نوٹ · Head and neck
Facial nerve
The seventh cranial nerve, with a motor root and a sensory root (nervus intermedius). It controls facial expression, salivation and lacrimation and carries taste from the anterior two-thirds of the tongue.
اہم نکات
- CN VII: facial expression, taste (anterior 2/3), lacrimal + submandibular + sublingual glands, stapedius.
- Internal acoustic meatus → facial canal → stylomastoid foramen → parotid.
- 5 branches: temporal, zygomatic, buccal, mandibular, cervical.
- LMN lesion = whole half face; UMN lesion = lower face only.
- VII: nerve of the 2nd arch.
- Motor nuclei: basal lamina. Sensory nuclei: alar lamina.
- VII → stapedius.
- Nerve: epineurium → perineurium (blood–nerve barrier) → endoneurium.
اٹلس میں مکمل نوٹ میں یہ بھی شامل ہے
Course · Branches · Histology · Development · طبی اہمیت
مفت سائن اِن کریں تاکہ اسے 3D ماڈل پر دیکھیں، مکمل نوٹ پڑھیں اور اس پر سوالات کی مشق کریں۔
ماخذ
- Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF pp. 1515, 1538, 1671–1675, 1685–1686
- Inderbir Singh’s Human Embryology, ch. 17, PDF pp. 312, 318; ch. 9, PDF pp. 120, 125; ch. 11, PDF p. 150
- BRS Cell Biology & Histology, 7th ed., ch. 9, PDF pp. 163–166, 166, 171–172; ch. 21, PDF p. 390
head and neck سے مزید
- Frontal bone
- Frontal lobe
- Genioglossus
- Geniohyoid
- Glossopharyngeal nerve
- Hippocampus
- Hyoglossus
- Hyoid bone
- Hypoglossal nerve
- Hypothalamus
- Inferior oblique
- Inferior rectus
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