Category:Cranial Nerve Examination - Horse
- The cranial nerves are numbered 1-12 from the most rostral to the most caudal.
- A systematic examination of the cranial nerves can aid accurate identification of the site of a lesion.
Cranial Nerve I
- Cranial nerve I is the olfactory nerve.
- Abnormalities are rarely detected in this nerve.
Neurological Eye Examination - Horse
Face Sensation
Vestibular System Examination
Pharyngeal and Laryngeal Function
Tongue Movement
- The hypoglossal nerve, CN XII provides motor innervation to the tongue.
- Normally, a horse resists the tongue being retracted from the mouth.
- The horse will quickly return the tongue after it is pulled out to the side.
- Horses with hypoglossal weakness appear differently.
- The tongue may protrude from the mouth.
- Chronic unilateral hypoglossal lesions may result in unilateral tongue atrophy.
- Bilateral hypoglossal lesions may result in difficulty prehending food.
- Horses with cerebral dysfunction may have signs corresponding to tongue weakness.
- However, tongue atrophy is not present in these animals.
Pages in category "Cranial Nerve Examination - Horse"
The following 5 pages are in this category, out of 5 total.