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32 Cards in this Set
- Front
- Back
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What are the purely motor CNs?
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III, IV, VI, XI, and XII
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What are the purely sensory CNs?
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I, II, and VIII
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What are the mixed CNs?
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V, VII, IX, and X
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What nuclei have 1+ CNs?
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SAT: Solitarius, Ambiguous, and Trigeminal
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What are the GSE CN nuclei? (4)
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Oculomotor (III), Trochlear (IV), Abducens (VI), and Hypoglossal (XII)
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What are the SVE CN nuclei? (4)
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Trigenincal (V), Facial (VII), Ambiguous (IX, X), and Spinal Accessory (XI)
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What nuclei run on the floor of the 4th Ventricle? (3)
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Hypoglossal, dorsal motor of X, and Solitary
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What are the GVE CN nuclei? (4)
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Edinger-Westphal, Superior and Inferior Salivatory, and Dorsal motor of X
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What are the GSA CN nuclei? (1)
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Trigeminal complex (includes mesencephalic, chief sensory, and spinal trigeminal)
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What are the SSA CN nuclei? (2)
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cochlear and vestibular nuclei
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What area of the brainstem controls ventral eye movements and eyelid elevation?
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region in the tegmentum of the rostral midbrain
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What controls the horizontal eye movements?
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pontine circuits
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A lesion to what area causes ataxia?
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cerebellar circuitry
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Which cerebellar peduncle contains mainly outputs?
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superior cerebellar peduncle
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What does interuption to the cerebellar circuit cause?
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palatal myoclonus
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Where is the reticular formation located?
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brainstem tegmentum
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What modulates pain and where is it located in the brainstem?
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periaqueductal gray matter in the midbrain
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What is involved in causing nausea and what is it located?
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the area postrema contains a chemotactic trigger zone in the medulla
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Where do widespread projections to the forebrain originate?
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upper brainstem (midbrain or rostral pons)
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Where do widespread projections to the brainstem, cerebellum, and spinal cord originate?
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lowers pons or medulla
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What Broadmann area is Wernicke?
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22
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What Broadmann area is Broca?
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44 and 45
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What is the most common etiology of Wernicke's aphasia?
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L MCA inferior infarct
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What is the most common etiology of Broca's aphasia?
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L MCA superior infarct
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What does aphasia mean and where is the dysfunction?
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defect in language processing, dysfunction of the dominant hemisphere
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What does apraxia mean and where is the dysfunction?
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disorder of formulating skilled movement, lesion of the dominant hemisphere
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What is prosody and where is the dysfunction?
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emotion conveyed by tone of voice, lesion of nondominant hemisphere if emotion absent
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What is dysarthria?
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inability to corrdinate the muscles of the mouth
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What is anosogosia?
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unaware of deficit
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What is alexia?
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impairments in reading
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What is agraphia?
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impairments in writing
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What is agnosia?
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normal percept is stripped of its meaning
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