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
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
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
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
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
2 mins
Anterior Cerebral Artery
- Contralateral paralysis of lower limb
- Contralateral loss of sensation in lower limb
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
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
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
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
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
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
2 mins
Hallucinations, Illusions, Delusions
- Hallucination
- No External Stimulus
- Auditory
- Visual
- Olfactory
- Gustatory
- Tactile
- Illusion
- Misinterpretation of Stimulus
- Delusion
- Fixed, False Belief
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
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
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
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)
3 mins
Seizure Interventions
- Maintain Airway
- Side-lying Position
- Support Head
- Move to Floor
- Benzodiazepines
- Considerations
- Never Restrain
- No Objects in Mouth
- Document Details
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
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
2 mins
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