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46 Cards in this Set
- Front
- Back
what nerve is most likely damaged if you have weakness and tingleing at the base of thumb and pointer finger?
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median nerve palsy
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time frame for R.I.N.D.
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48-72 hours
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time frame for T.I.A.
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within 24 hours
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what is the most common cause of dementia?
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alzheimer's
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a sudden onset of weakness and numbness or paralysis affecting arms/legs with difficulty speaking is best termed?
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a brain attack
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an acute polyneuropathy commonly following an infectious process?
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guillan barre
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auditory and visual hallucinations are manifestations of
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paranoid schitzo
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which tract is responsible for pain, temp, vibration, tactile discrimination to the brainstem?
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spinal thalamic tract
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what is the levelof consciousness with a p: disturbance of consciousness characterized by impaired ability to think clearly, and to perceive, respond to and remember current stimuli; also disorientation
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confusion
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what is the level of consciousness if: p is in a state of disturbed consciousness with motor restlessness, transient hallucinations, di9sroientation and sometimes delusions?
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Delirium
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what is the level of consciousness of a patient with a disorder of decreased alertness with associated psychomotor retardation?
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obtundation
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a stae in chich the person is notunconscious but exhibits little or no spontaneous activity?
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STUPOR
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a state of being unarousable and unresponsive to external stimuli or internal needs
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coma
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loss of movement
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paralysis
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implying weakness or incomplete loss of muscle finction
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paresis
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this condition results from the destruction of pyramidial UMN innervation of one limb
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monoparesis
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both limbs on one side are numb/lacking complete muscle function
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hemiparesis or hemiplegia
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both upper or both lower limbs are numb/weak
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paraplegia, paraparesis
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this lesion involves the motor cortex, internal capsule, or other brain structures through which the corticospinal tract go through?
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upper motorneuron lesion
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in an upper motorneuron lesion involving injury to the L1 level or above, what happens?
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an immediate, profound weakness and loss of fine, skilled voluntary lower limb mvmt, reduced bowel and bladder control, and diminished sexual functioning, followed by an exaggeration of muscle tone
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what causes unregulated reflex activity, increased muscle tone and spastic paralysis?
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upper motor neuron lesions that interrupt communication between the spinal cord reflexes and higher brain centers
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what causes a loss of reflex activity, decreased or absent muscle tone and flaccid paralysis
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lower motor neuron lesions that interrupt comm. between the muscle and the spinal cord reflex
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what are some things that can contribute to dementia?
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D rugs: anti-psychotics
E ndocrine: hypothyroid,DM M etabolic encephalopathy E ncephalitis: viral causes N utritional: b12, pern anem. T rauma I infections: BSE, JCU, CJD A rterial |
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acute onset, most common form is drug induced,
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delirium
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a group of uncommon neurodegenerative disorders char4acterized by rapidly progressive dementia, they appear to result from accumulation of a cellular protein
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Prion Diseases
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MC prion disease, with the triad of 1.rapidly progressing dementia, 2.myoclous, 3.focal neurologic deficits
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creutzfeldt-Jakob disease
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an autoimmune, rapidly progressive paralysis, often ascending, areflexia, increased CSF protein
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guillain-barre>
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MC motor neuron disease in adults?
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ALS: amyotrophic lateral sclerosis
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subacute to chronic progressive weakness, UMN S/S, stiffness, spasticity, clumsiness, hyperactive tendon reflexes, + babinski's, LMN dysfunction, preservation of extraocular muscle mvmnts and bladder
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ALS; lou gerig's
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kaiser-fleisher ring is indicitive of what disease?
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Wilson's
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this disease produces a deficit in copper metabolism and causes a deposit of a copper colored ring around the iris of the eye?
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Wilson's disease
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what are some causes of EPS (extra parametal symptoms) of the basal ganglia?
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seizures, drugs, trauma
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what cells make up the brain barrier?
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astrocytes: form tight junctions
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collection of subcortical nuclei?
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basal ganglia
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what is the fluid filled space that surrounds the basal ganglia?
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arachnoid villi
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what is the name of the enlarged area on the ventral surface of the pons that receives info from all parts of the cerebral cortex?
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the pontine nuclei
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one of the main sites of reabsorbtion of CSF in the superior sagittal sinus?
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arachnoid villi
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tiny reddish masses of specialized capillaries from the pia matter that project into the ventricles are called?
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choroid plexus
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triad for Horner's:
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ptosis
anhydriasis mydriasis |
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lesions to the ventral surface of the caudal medulla results in what syndrome?
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syndrome of alternating hypoglossal hemiplegia
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this autoimmune disease is caused by IgG auto-antibody, presents with spherocyts on peripheral blood smear and + coombs test?
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autoimmune Hemolytic Anemia
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helmet-like shaped RBC's
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shistocytes
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stroke that involves R hemisphere?
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neglect stroke
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tics or movement disorders caused by a toxicity of a drug like thorazine
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dystonias
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a movement disorder with a "rocking-like" presentation, due to med toxicity
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acathesis
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an occlusion of the MCA or ACA will cause
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paraplegia or paraparesis
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