WebSixth cranial nerve (abducens nerve) The fourth cranial nerve controls the actions of one of the external eye muscles, the superior oblique muscle. This muscle runs from the back of the eye socket to the top of the eye. It passes through a loop of tissue near the nose known as the trochlea. It turns the eye inward and downward. The fourth ... WebBrowse 454 cranial nerve stock illustrations and vector graphics available royalty-free, or search for cranial nerve i or cranial nerve exam to find more great stock images and vector art.

Peripheral nervous system: Anatomy, divisions, …

WebDec 8, 2024 · The first set of peripheral nerves are the twelve cranial nerves: olfactory (CN I), optic (CN II), oculomotor (CN III), trochlear (CN IV), trigeminal (CN V1, CN V2, CN V3 ), abducens (CN VI), facial (CN VII), … WebMar 15, 2024 · The vagus nerve is one of 12 cranial nerves. It is a long nerve that originates in the brain stem and extends through the neck and into the chest and abdomen. While there are actually two vagus nerves (a left and a right), they are referred to collectively as “the vagus nerve.” 1 It is the main nerve of the parasympathetic nervous system. farrell holdings inc

15.2: Cranial Nerves - Biology LibreTexts

WebCN I: Olfactory nerve CN I: Olfactory nerve -used for olfaction -sensory nerve. CN II: Optic nerve CN II: Optic nerve -Used for Vision -sensory nerve What is the Optic chiasm The criss-cross before entering the brain CN III: Oculomotor nerve CN III: Oculomotor nerve WebJul 1, 2009 · For example, standard T2-weighted magnetic resonance (MR) imaging sequences adequately depicted only the larger cranial nerves, whereas current steady-state free precession (SSFP) sequences are capable of depicting the cisternal segments of all 12 cranial nerves. WebSmell, a function of the 1st (olfactory) cranial nerve, is usually evaluated only after head trauma or when lesions of the anterior fossa (eg, meningioma) are suspected or patients … farrell hockey shoulder pads