Term
| What is the function of the olfactory nerve? |
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Definition
| Purely sensory, carry afferent impulses for sense of smell |
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Term
| What is the clinical testing for the olfactory nerve? |
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Definition
| Person asked to sniff aromatic substances and identify each. |
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Term
| What is a fracture of the ethmoid bone or lesions of olfactory fibers known to cause? |
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Definition
| A loss of smell known as anosmia. |
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Term
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Definition
| Paired mass of gray matter |
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Term
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Definition
| entrance of cerebral hemsphere |
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Term
| Cribiform plate of ethmoid bone |
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Definition
| supports olfactory bulb, broken sense of smell |
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Term
| What is the function of the optic nerve? |
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Definition
| Purely sensory, carry afferent impulses of vision |
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Term
| What is damage to the optic nerve called? |
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Definition
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Term
| Where do the optic nerves cross over? |
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Definition
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Term
| What is the function of the lateral geniculate nucleus of thalamus |
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Definition
| rimary processing center for visual information received from the retina of the eye |
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Term
| What is the function of the oculomotor nerve? |
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Definition
Chiefly motor nerves
somatic motor fibers to four of the 6 extrinsic eye muscles |
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Term
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Definition
| if damaged eye rotates laterally |
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Term
| What are the 6 muscles that the motor nerve controls? |
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Definition
| levator rectus muscle, medial rectus muscle, superior rectus muscle, levator palpebrae muslce, inferior oblique muscle, inferior rectus muscle |
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Term
| What is the origin of the trochlear nerve? |
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Definition
| Junction between pons and midbrain |
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Term
| What is the function of the trochlear nerve? |
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Definition
| Primarily a motor nerve that supplies somatic motor fibers to one of the extrinsic eye muslces |
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Term
| What muscle does the trochlear supply motor fibers to? |
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Definition
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Term
| What does damage to the trochlear nerve result in? |
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Definition
| Double vision and deduced ability to rotate eye inferolaterally. |
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Term
| Which cranial nerve is the smallest? |
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Definition
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