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Cranial nerves
Nuero
cranial nerve one | Olfactory Nerve |
Cranial nerve two | Optic Nerve |
Cranial nerve three | Oculomotor Nerve |
cranial nerve four | Trochlear nerve controls superior oblique muscle downward, outward, inward |
cranial nerve 5 | Trigeminal nerve sensory and motor functions. 3 Div ophthalmic -sensory Info from upper part of face including scalp Maxillary - sensory middle part of face, cheeks , upper part of lip and nasal cavity. Mandibular - both sens and motor funct. ear, low |
cranial nerve 6 | abducens nerve eye Lateral rectus muscle- outward movement look to the side. |
cranial nerve 7 | facial nerve - facial expressions, taste ( most of tongue) supply glands in H&N salivary and tear. sensation to outer part of ear. |
cranial nerve 8 | vestibulocochlear -ear , cochlear portion detect vibrations. vestibular portion - linear & rotational movement of our head. Information trans to vest nerve to adjust balance + equilibrium |
cranial nerve 9 | sensory info - sinus to back of tongue stimulating voluntary movement to muscle back of your throat (Stylopharyngeus) orig-medulla oblongata |
Cranial nerve 10 | Vagus nerve -sens + Motor ear canal -prts of throat sensory info frm organs in chest, trunk ie heart and intestines motor control of muscles in your throat stimulate muscles in chest +trunk move food thru digestive tract taste near root of tongue |
Cranial nerve 11 | Accessory nerve - motor nerve controls muscle in your neck rotate flex extend neck spinal/ cranial nerves spinal Upper spinal cranial start in medulla oblongata |
cranial nerve 12 | hypoglossal nerve - movement of most of the muscles in your tongue |