Nervous System Flashcards

1
Q

Types of CVA’s

A

Thrombotic
Stenotic
Embolic

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2
Q

Allodynia

A

Painful response to a non-painful stimulus such as simple touch or pressure from clothing

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3
Q

Aphasia

A

Unable to understand or express thoughts

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4
Q

Apraxia

A

Loss of the ability to carry out learned movements, despite having the desire and the physical ability to perform them

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5
Q

Ataxia

A

Uncoordinated movements, loss of voluntary muscle control

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6
Q

Athethosis

A

Involuntary movements, continuous, slow writhing

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7
Q

Atrophy

A

Decrease in size or wasting away of body part or tissue

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8
Q

Bradykinesia

A

Abnormal slowness of movements, sluggish responses

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9
Q

Chorieform movements

A

Continuous, not rhythmical or repetitive, moves from one muscle to another

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10
Q

Dexterous (fine) motor function

A

Skilled physical movements; e.g., grasping small objects, fine manipulation

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11
Q

Diplegia

A

Paralysis of corresponding parts on both sides of the body (bilateral UEs or LEs)

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12
Q

Dysarthria

A

Disordered speech articulation, can be a bulbar sign

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13
Q

Dysphagia

A

Disordered swallowing; may be painful; can be a bulbar sign

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13
Q

Dysesthesia

A

Distortion of any sense, especially touch, an unpleasant abnormal sensation, produced by a normal stimuli

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13
Q

Gait

A

Pattern of ambulation; manner or style of walking

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14
Q

Gross motor function

A

Large motor movements (as opposed to fine)

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17
Q

Hemiparesis

A

Weakness on one side of the body

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18
Q

Hemiplegia

A

Complete paralysis on one side of the body

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19
Q

Palsy

A

Complete or partial muscle paralysis

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20
Q

Paralysis

A

Weakness or total loss of motor function; loss of ability to move

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21
Q

Paraplegia

A

Paralysis of both LEs

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22
Q

Paresis

A

Weakness or incomplete paralysis

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23
Q

Paresthesia

A

Abnormal sensation such as burning, prickling, or pain

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24
Q

Quadriplegia

A

Paralysis of all four extremities

25
Station
Body position when standing
26
Tremor
Involuntary shaking movements
27
Three parts of the brain
Cerebrum or cerebral cortex Brain stem Cerebellum
28
Cerebrum or cerebral cortex
Controls voluntary movements, language, memory, emotions, personality and behavior ``` Responsible for: Thinking and learning Creativity Five senses Problem- solving Decision making ```
29
Brainstem
Controls eye movements, breathing, heart rate, facial movements, and swallowing
30
Cerebellum
Coordinates the body’s movements, most muscles, learned skills, repetitive motor (typing) and maintains equilibrium
31
Peripheral nervous system (PNS)
Carries the messages between the CNS (spinal cord) and other parts of the body. It carries a combination of motor, sensory, and autonomic fibers
32
3 types of axons carries by the peripheral nerves
Motor, sensory, and autonomic
33
Somatic Nervous System is
Voluntary
34
Autonomic Nervous System is
Involuntary
35
Epilepsy
Neurons generate uncoordinated electrical discharges
36
Ictus
Seizure itself, loss of awareness, loss of bladder control or abnormal behavior, or isolated refined motor activities
37
Post-ictal state
Confused, tired, muscle aches, want to sleep, and fatigued
38
Partial seizure
Begin in a focal or discrete area of the brain. Their effect on consciousness varies Types: simple, complex partial (dyscognitive), partial Seizures evolving to secondary Generalized seizures
39
Generalized seizures
Abnormal electrical discharge originate from a larger area of the brain, usually both hemispheres Always have associated disturbance of consciousness Motor activity during the seizure will vary Types: absence (petit mal) seizures Generalized tonic-clonic (grand mal seizures)
40
Status Epilepticus
Prolonged repetitive seizure activity, lasting more then 20-30 min Patient unconscious and may stop breathing Convulsive
41
Narcolepsy
Excessive daytime sleepiness, cataplexy = sudden involuntary loss of muscle tone, Hypnogogic hallucinations = vivid dreamlike hallucinations that occurs as one is falling asleep, sleep paralysis= inability to perform voluntary movements or talk either in sleep onset or at awake awakening, disturbed nocturnal sleep
42
Migraines
Headache that lasts 4-72 hrs
43
Pseudoseizures
No objective evidence and we evaluate under mental listings 12.00
44
Vascular insult to brain (CVA) or stroke
This is internal damage to brain. Occurs due to blood supply to part of the brain or when a blood vessel in the brain burst, spilling blood into/around the brain cells
45
Types of ischemic CVAs
Thrombotic-blood clots Stenotic- vessels becomes atherosclerotic and closes Embolic- clot from another area migrates to a cerebral vessel and blocks it
46
Transient ischemic attack (TIA)
Transient neuro dysfunction episode w/ vision loss, speech difficulty, and weakness. Lasts less then 24 hrs
47
Benign brain tumors
Neoplasm- abnormal change in development and function of cells, resulting in a nonfunctional mass of tissue or tumor Non-malignant
48
Parkinsonian Syndrome
``` 60+ Characterized by: Resting tremor Bradykinesia Postural instability and abnormal gait Muscle rigidity ``` Slowly progressive degenerative CNS d/o
49
Cerebral Palsy (CP)
This is a group of neurological D/Os that appear in infancy/early childhood and permanently affect body movement, muscle coordination, and balance
50
Multiple sclerosis (MS)
This is an unpredictable CNS disease that ranges from benign to devastating, as communication between the brain and other parts of the body is disrupted. Characterized by recurrent, multifocal, inflammatory CNS lesions that produce a loss of myelin and axonal damage 1st sign of impairment is vision impairment
51
Amyotrophic Lateral Sclerosis (ALS) or Lou Gehrig’s disease
This is a progressive, invariably fatal neurological disease that attacks the neurons responsible for controlling voluntary muscles Respiratory failure is usually cause of death
52
Myasthenia Gravis
This is a chronic progressive (autoimmune) neurological D/O characterized by: chronic fatigue, muscular weakness w/ repetitive use, muscles in the face become weak
53
Muscular dystrophy
This is a group of 30+ genetic diseases characterized by progressive weakness and degeneration of the skeletal muscles that control movement
54
Peripheral Neuropathy
This is damage to the peripheral nervous system-can affect motor, sensory, or autonomic fibers
55
Mononeuropathy
Single peripheral nerve is damaged resulting in pain, weakness, and parasthesias in nerve distribution
56
Polyneuropathy
Multiple peripheral nerves damaged; often affecting motor, sensory, and vasomotor fibers simultaneously
57
Neurodegenerative D/Os
This covers a range of D/Os that primarily affect the neurons in the brain Alzheimer’s is one such D/O. Chronic progressive
58
Alzheimer’s disease
Progressive that develops over years classified under dementias characterized by cognitive and behavioral
59
Nervous system
Central nervous System (CNS) - Peripheral Nervous System (PNS)-somatic Nervous System (voluntary)-autonomic Nervous System (involuntary)- sympathetic nervous system (controls organs in time of distress) - parasympathetic Nervous System (controls organs when body is at rest)