seizures Flashcards
(45 cards)
a seizure is a result of?
paroxysmal excessive discharge of cerebral neurons resulting in transient impairment or loss of consciousness
true or false
there is no single brain lesion that causes seizures
true
______ is a chronic disorder characterized by recurrent seizures
epilepsy
_____ % have epilepsy before the onset of age 20
75
true or false
anxiety can be a problem of epilepsy?
true
Partial seizures are the most frequent and severe epilepsy in _______
adults
True or False
Partial Seizures have clinical or electroencephalographic (EEG) evidence of a local onset
true
Partial seizures is characterized by the locus of onset of? (4 things)
temporal
frontal
parietal
occipital
With simple partial seizures (focal) _____ hemisphere involvement occurs and the _______ is preserved
unilateral
consciousness
Simple Partial Seizures (Focal) may manifest as focal?
motor symptoms: jerking; twitching
somatosensory symptoms: paresthesias; tingling; light flashes; buzzing; abnormal sensations of taste and smell
autonomic symptoms: nausea; pallor; flushing; pupillary dilation
cognitive and affective symptoms: illusions; hallucinations; sudden fear
True or False
Complex Partial Seizures are associated with alternation but no loss of consciousness
False
Associated with alteration or loss of consciousness
Complex Partial Seizures involve
Bilateral hemispheric involvement
Complex Partial Seizures: Person appears?
dazed and confused with random walking, mumbling, head turning, or pulling at clothing
True or False
Complex Partial Seizures: Automatic behaviors may be present, but cannot be recalled by the individual
true
Partial Seizure Secondarily Generalized is?
Generalized tonic-clonic seizure that develops from either a simple partial or complex partial seizure
Has convulsive manifestations
Generalized seizure: localized onset is ??
NOT evident
Generalized seizure: 6 types? (GAS MAT)
Generalized absence seizures (petit mal) Atypical absence seizures Status epilepticus Myoclonic seizures Atonic seizures Tonic-clonic seizures (grand mal)
Generalized Absence Seizures =
petit mal
Generalized Absence Seizures are frequent in ______ and usually ____
children
disappear in adolescence
Generalized Absence Seizures: person has sudden _____ and often______
cessation of ongoing conscious activity
stares into space
True of False
Generalized Absence Seizures: onset and end are abrupt and brief and the individual is aware of the seizure activity?
False
unaware of seizure activity
Atypical Absence Seizures are similar to?
generalized absence seizures
Myoclonic Seizures are
Sudden, brief, single or repetitive muscle contractions involving one body part or the entire body
Atonic Seizures are
Brief loss of consciousness and postural tone NOT associated with tonic muscular contractions