- May 2, 2026The frontal nerve is the largest branch of the ophthalmic division of the trigeminal nerve (V1). It enters the orbit…
- May 2, 2026The lacrimal nerve is the smallest branch of the ophthalmic division of the trigeminal nerve (V1). It enters the orbit…
- May 2, 2026CN I is unique among cranial nerves — it is a direct extension of the brain (the olfactory bulb) rather…
- May 2, 2026CN II is not a true peripheral nerve but a white matter tract of the brain (surrounded by meninges and…
- May 2, 2026The greater occipital nerve is the primary sensory supply to the posterior scalp and the most common target for occipital…
- May 2, 2026The lesser occipital nerve provides sensory supply to the lateral occipital scalp and the area behind the ear. It is…
- May 2, 2026The third occipital nerve (TON) is the medial branch of C3 that wraps around and innervates the C2-C3 zygapophyseal joint…
- May 2, 2026The greater auricular nerve is the largest cutaneous branch of the cervical plexus, providing sensation to the ear and parotid…
- May 2, 2026The glossopharyngeal nerve provides sensation to the posterior tongue and oropharynx, taste from the posterior tongue, and parasympathetic secretomotor supply…
- May 2, 2026The vagus nerve is the longest cranial nerve, providing parasympathetic innervation to most thoracic and abdominal viscera and motor supply…