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Megan Shared "Central Nervous System" - 47 Picmonics

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Central Nervous System

Central Nervous System (CNS)
Characteristics
Frontal Lobe
Parietal Lobe
Temporal Lobe
Occipital Lobe
Medulla Oblongata
Cerebellum
Pons
Spinal Cord
Dorsal Root Ganglia
Grey Matter
White Matter
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2 mins
Electrical Synapse
Characteristics
Cardiac and Smooth Muscle Location
Fast Transmission
Bidirectional
Presynaptic Na+ Floods Through Gap Junction
Na+ Influx Initiates Postsynaptic Action Potential
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2 mins
Chemical Synapse
Voltage-Gated Calcium Channels Open
Ca2+ Influx
Vesicle-Membrane Fusion
Exocytosis of Neurotransmitter
Neurotransmitter Binds Post-Synaptic Receptors
Neurotransmitter Breakdown
Neurotransmitter Reuptake
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1 min
Neuron Resting Potential
Characteristics
More Na+ Outside
Sodium-Potassium Pump
K+ Leaks Out
More K+ Inside
About -70mV
Voltage-Gated Sodium Channels are Closed
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2 mins
Neuron Action Potential Initiation
Characteristics
Summation of Signals
-50 mV Threshold Value Reached
Voltage-Gated Sodium Channels Open
Local Depolarization
Na+ Influx
Potassium Channels open
Repolarization
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2 mins
Anterior Cerebral Artery
Contralateral paralysis of lower limb
Contralateral loss of sensation in lower limb
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1 min
Anxiety Assessment
Mild
Increased Alertness
Heightened Perception
Moderate
Perception Narrowed
Short Attention Span
Shaking
Severe
Ineffective Problem Solving
Automatic Behavior
Hyperventilation
Panic
Hallucinations
Inability to Function or Communicate
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2 mins
Bipolar Disorder Assessment
Mechanism
Neurotransmitter Dysregulation and Genetic Factors
Mania Signs and Symptoms
Euphoric Mood
Nonstop Physical Activity
Flight of Ideas
Rapid Speech
Depression Signs and Symptoms
Mood Changes
Sad Affect
Psychomotor Retardation
Suicidal Thoughts
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2 mins
Bipolar Disorder Interventions
Drug Therapy
Lithium
Valproic Acid (Valproate)
Lamotrigine
Manic Episode
Hospitalization
Nutrition
Hygiene
Depressive Episode
Monitor for Vegetative Signs
Suicide Precautions
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2 mins
Depression Assessment
Physical Changes
Anergia
Self Neglect
Decreased Libido
Vegetative Signs
Mood
Sad Affect
Worthlessness
Guilt
Anger and Irritability
Cognitive
Ineffective Problem Solving
Slowed Thinking
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1 min
Schizophrenia Assessment
Positive Symptoms
Hallucinations
Delusions
Associative Looseness
Negative Symptoms
Flat Affect
Poverty of Thought
Absence of Something that Should be Present
Cognitive Symptoms
Illogical Thinking
Impaired Judgment and Memory
Affective Symptoms
Dysphoria
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2 mins
Schizophrenia Interventions
Drug Therapy
Antipsychotics
Interventions
Build Trust
Assistance with Self-care
Reality Testing
Monitor for Neuroleptic Malignant Syndrome
Monitor for Tardive Dyskinesia
Family Therapy
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2 mins
Hallucinations, Illusions, Delusions
Hallucination
No External Stimulus
Auditory
Visual
Olfactory
Gustatory
Tactile
Illusion
Misinterpretation of Stimulus
Delusion
Fixed, False Belief
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2 mins
Adult Attention Deficit Hyperactivity Disorder (ADHD)
Deficits in Executive Functioning
Comorbidities
Substance Use Disorder (SUD)
Generalized Anxiety Disorder
Depression
Management
Stimulant vs Non-stimulant
Strategies for Professional Success
Treatment Response
Frequent Monitoring
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4 mins
Attention-Deficit Hyperactivity Disorder (ADHD) Assessment
Assessment
Inattention
Incomplete Tasks
Easily Distracted
Hyperactivity
Impulsiveness
Disruptive
Considerations
Two Areas of Life
Onset by Age 12
Symptoms > 6 Months
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3 mins
Attention-Deficit Hyperactivity Disorder (ADHD) Interventions
Drug Therapy
CNS Stimulants
Amphetamine
Methylphenidate
Bupropion (Wellbutrin)
Atomoxetine (Strattera)
Guanfacine (Intuniv)
Considerations
Manage Disruptive Behavior
Provide Simple Instructions
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2 mins
Types of Seizures
Tonic-Clonic
Tonic
Clonic
Absence (Petit Mal)
Myoclonic
Atonic
Partial (Focal) Seizure
Focal Aware (Formerly Called Simple Partial)
Focal Impaired Awareness (Formerly Called Complex Partial)
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3 mins
Seizure Interventions
Maintain Airway
Side-lying Position
Support Head
Move to Floor
Benzodiazepines
Considerations
Never Restrain
No Objects in Mouth
Document Details
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2 mins
Seizure Precautions
Reduce Environmental Stimuli
Identify Triggers
Aura
Pad Side Rails
Bed Lowest Position
Oxygen and Suction Available
Consideration
Monitor Therapeutic Drug Levels
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2 mins
Parkinson's Disease Assessment
Assessment
Decreased Dopamine
Older Adult
Cogwheel Rigidity
Bradykinesia
Shuffling Gait
Resting Tremor
Pill-Rolling
Mask-Like Face
Cognitive Decline
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2 mins

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