Abret ASAP EEG [Big Starred] Questions and Answers 100% Pass

Abret ASAP EEG [Big Starred] Questions and Answers 100% Pass Nyquist Theory The specification of the minimum sampling rate used, in relation to the highest frequency signal recorded The sample rate must be twice that of the highest frequency to be recorded. For LFF, the corresponding time constants for LFF cutout freq. of 3 hz would be __ .05 seconds The most prominent clinical feature of Dilantin toxicity? Ataxia Ataxia lack of muscle coordination Agnosia the inability to recognize familiar objects. Apraxia inability to perform particular purposive actions, as a result of brain damage. Diplopia double vision Foramen of Monro connects lateral ventricles to third ventricle Foramen magnum the brain connects to the spinal cord. Foramen of Luschka lateral aperture that connects fourth ventricle to subarachnoid space damage to the cerebral cortex motor weakness, paralysis, loss of sensation, impaired ability to understand and process language Damage to Wernicke's area receptive aphasia - inability to understand words Damage to Broca's area expressive aphasia - inability to produce language Dysarthria slurred speech Scotoma blind spot in vision Ohms law the current in a circuit equals the voltage difference divided by the resistance V=IR Coulomb's Law electric force between charged objects depends on the distance between the objects and the magnitude of the charges. Gelastic Seizures hypothalamic hamartoma Brief periods of laughter Symptoms of Hemorrhagic Stroke Exploding headache, decreased level of consciousness, numbness/weakness on one side, vomitting, stiff neck (nochal rigidity - which is also associated with Meningitis) Symptoms of ischemic stroke Numbness of face, arm, leg (especially on one side). Confusion, speech, seeing double or blurry, visual disturbances, trouble walking, perceptual problems symptoms of subdural hematoma headache, lethargy, may show focal signs, may be asymptomatic