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Patho II Ch. 45
Terms in this set (19)
A pt who experiences petite mal or absence seizures has a generalized seizure type. (T/F)
Drugs that block dopamine receptors can produce Parkinson disease symptoms. (T/F)
The motor dysfunction that accompanies cerebral palsy appears in childhood and progressively worsens w/ age. (T/F)
A pt w/ dysreflexia usually does not occur in pt's w/ spinal cord injuries below T10. (T/F)
Seizures that involve both hemispheres at the outset are termed ____
The primary reason that prolonged seizure activity predisposes to ischemic brain damage is that _____
The metabolic rate of the brain is extremely high
The dementia of Alzheimer disease is associated w/ structural changes in the brain, including _____
deposition of amyloid plaques in the brain.
Before making the dx of Alzheimer disease _____
other potential causes of dementia must be ruled out.
Parkinson disease is associated w/ _____
a defincientcy of dopamine in the substantial nigra
Dopamine precursors and anticholingerics are all used in the management of Parkinson disease because they ____
increase dopamine activity in the basal ganglia.
The classic manifestations of Parkinson disease include ___
rest tremor and skeletal muscle rigidity
What effect do demyelinating disorders such as multiple sclerosis have on neurotransmission?
slower rate of action potential conduction.
Steroids may be used in the management of acute exacerbation of symptoms in pots w/ MS because ___
Demyelination is mediated by immune mechanisms
Upper extremity weakness in association w/ degeneration of CNS neurons is characteristic of ____
amyotrophic lateral sclerosis
Ascending paralysis w/ no loss of sensation is characteristic of ____
The stage if spinal shock that follows spinal cord injury is characterized by ____
absent spinal reflexes below the level of injury
Autonomic dysreflexia is characterized by ___
hypERtension and bradycardia
Bell palsy is a ___
paralysis of the muscles innervated by the facial nerve
Which of the following dx is most likely in a pt who experiences progressive weakness and loss of muscle mass in the upper extremities?
Amyotrophic lateral sclerosis (ALS)
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