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34 Cards in this Set
- Front
- Back
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Motor Apraxia |
Lesion in Premotor Area 6 + Supplementary Motor Area Inability to do skilled movements |
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Subliminal Fringe |
Stimulation of 2 nearby neurons with common interneuron with 2 sub-threshold stimuli gives better response with synchronous stimulation |
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Occlusion |
Stimulation of 2 nearby afferents with maximal stimuli gives → better response with Asynchronous stimulation |
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Irradiation |
increasing the response with increased intensity of the stimulus |
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Rebound |
exaggerated response after initial period of inhibition |
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Recruitment |
opposite of after discharge; gradual contraction of the muscle, inspite of sudden maximal stimulation |
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Bell Magenta Law |
states that the dorsal root is sensory, while the ventral root is motor. |
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Tardive dyskinesia |
involuntary movements of the facial muscles & tongue due to decrease in amounts of ACh in brain |
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Algogenic Substance |
substance that produces pain |
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Strabismus |
Loss of conjugate movements of both eyeballs |
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Scotomata |
Pathological blind spot |
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Consensual Reflex |
Indirect Light Reflex |
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Presbyopia |
Loss of accommodation due to loss of elasticity of lens |
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Nyctalopia |
Night Blindness |
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Purkinje Shift Phenomena |
In bright light: Yellow In dim light: Blue |
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Low frequency horizontal sound mapping |
Medial Superior Olivary Nucleus (MSO) by Time Difference |
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High frequency horizontal sound mapping |
Lateral Superior Olivary Nucleus (LSO) by Intensity of stimulation sent from ipsilateral Cochlear nucleus |
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Simulium & Ivermectin |
Black Fly (Onchocerciasis) |
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Glossina Pentamidine and Suramin (early) Melarsoprol (CNS involvement)) |
Tse Tse Fly (Trypanosomiasis) |
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Treatment of: 1. Cysticercosis 2. Naegleria Fowleri (PAM) 3. Acanthamoeba keratitis (GAE) |
1. Praziquantal OR Albendazole 2. Amphotericin B 3. Itroconazole AND Miconazole |
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Lengthening Reaction |
Clasp Knife Reaction due to UMNL |
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Motor Ataxia |
Lesion in the Neo-cerebellum |
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Dysdiadochookinesia |
unable to do rapid alternating movement due to lesion in neocerebellum |
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Drunken Gait |
lesion in Archicerebellum |
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Zig-zag line gait |
lesion in Neocerebellum |
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Staccato |
scanning speech due to lesion in Neocerebellum |
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Somnambulism |
Non REM sleep walking |
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Athetosis |
lesion in Globus Pallidus Snake Dance |
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Hemiballismus |
lesion in Subthalamic nucleus (BG) Jumping movement on the contralateral side If bilateral it leads to death due to laryngeal and respiratory spasm |
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Paralysis Agitans |
Damage to Substantia Nigra Alzheimer's disease |
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Flumazenil |
GABA receptor antagonist BDZ antagonist |
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Zolpidem |
like BDZ no withdrawal effects no anticonvulsant effect |
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Zaleplon Eszopiclone |
like BDZ |
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Buspirone |
used for Chronic Generalized Anxiety Disorder does not affect motor activity no nausea acts on Serotonin receptors |
