Introduction to cranial nerves
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Created by:
dkarr Plus on December 12, 2011
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26 terms
Terms | Definitions |
|---|---|
 Origin of spinal nerves | arise from spinal chord |
| # of spinal nerves | 36 pairs |
| name of spinal nerves | via association w/ vertebrae |
| spinal nerves travel through _____ ______ to get from central to periphery | intervetebral foramina |
| spinal nerves innervate | muscle, skin, viscera primarily of neck trunk and limbs |
| spinal nerve fiber type | GSE, GSA, GVE and GVA |
| Cranial nerve origin | from brain |
| Cranial nerve numbers | 12 pairs |
| Cranial nerves naming system | named by Roman Numeral and descriptive name |
| Cranial nerves pass through ___ | specifically named foramina of skull |
| Cranial nerves innervate | primarily the head (exception: vagus/accessory) |
| Cranial nerve fiber types | two additional types SVA and SSA |
| Name the cranial nerves | OOO To Touch And Feel Very Good Veins Ahhh Heaven Olfactory-Optic-Oculomotor-Trochlear-Trigeminal-Abducens-Facial-Vestibulocohlear-Glossopharyngeal-Vagus-Accessory-Hypoglossal |
| Types of neurons associated with GSE | multipolar |
| Types of neurons associated with GSA | pseudounipolar |
| Types of neurons associated with GVE | multipolar |
| Types of neurons associated with GVA | pseudounipolar |
| SSA | special somatic afferent |
| SSA cranial nerves | Vision (CNII) Hearing (VIII) Balance and equilibrium (VIII) |
| SVA | special visceral afferent |
| SVA cranial nerves | Smell (CNI) Taste (CNVII, IX, X) |
| Trochlear nerve innervates | CNIV innervates dorsal oblique of eye |
| Visual retinal ganglion cell type | multipolar |
| Smell hearing balance and equilibrium cell type | bipolar |
| Taste cell type | unipolar |
| how to remember nerve and fiber types | Some Say Marry Money, But My Brother Says Big Bras Matter Most Motor, Sensory, or Both use this ( In order from CN I to CN XII): |
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