Ace Your Medical-Surgical Nursing, 11th Ed., Harding, Kwong, Roberts, Hagler & Reinisch Classes and Exams with Picmonic: #1 Visual Mnemonic Study Tool for Registered Nurse (RN) Students

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Medical-Surgical Nursing, 11th Ed., Harding, Kwong, Roberts, Hagler & Reinisch | Registered Nurse (RN) School Study Aid


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55 - Assessment: Nervous System
14 Picmonics to Learn | 24 mins

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Autonomic Nervous System
Characteristics
Sympathetic Nervous System
Fight or Flight
All Preganglionic Neurons Release Acetylcholine
Sympathetic Postganglionic Neurons Release Norepinephrine
Antagonistic Effects of Sympathetic and Parasympathetic Nervous Systems
Parasympathetic Nervous System
Rest and Digest
Parasympathetic Postganglionic Neurons Release Acetylcholine
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2 mins
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
Cranial Nerve Function
Sensory
CN I
CN II
CN VIII
Motor
CN III
CN IV
CN VI
CN XI
CN XII
Both
CN V
CN VII
CN IX
CN X
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1 min
Dermatomes - Thoracic
Characteristics
T1 - Medial Arm
T4 - Nipple
T7 - Xiphoid
T10 - Belly Button
T12 - Pubis
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57 secs
Dermatomes - Cervical
C2 - Posterior Cap Distribution
C3 - High Turtleneck
C4 - Low Collar Shirt
C5 - Anterolateral Shoulder
C6 - Thumb
C7 - Middle Finger
C8 - Pinky Finger
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1 min
Dermatomes - Lumbosacral
L2 - Medial Thigh
L3 - Medial Knee
L4 - Kneecap, Medial Ankle and Big Toe
L5 - Dorsum of Foot
S1 - Lateral Foot, Posteriolateral Thigh
S 2, 3, 4, 5 - Perianal and Genitals
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2 mins
Meningitis Assessment
Assessment
Nausea and Vomiting
Fever
Nuchal Rigidity
Severe Headache
Purpura
Seizures
Photophobia
Infants and Young Children
Opisthotonus Position
High Pitched Cry
Bulging Fontanel
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2 mins
Meningitis Interventions
Drug Therapy
IV Antibiotics
Dexamethasone
Analgesics
Antipyretics
Considerations
Closely Monitor for Increased ICP
Bed Rest
Preventative Vaccinations
Droplet-Airborne Precautions
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2 mins
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
Neuron Action Potential Propagation
Characteristics
Unidirectional Depolarization
Absolute Refractory Period In Preceding Na+ Channels
Neighboring Voltage Gate Channels Open
Nodes of Ranvier
Myelination Increases Propagation Speed
Saltatory Conduction
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3 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
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
Magnetic Resonance Imaging (MRI)
Procedure
Internal Body Images
Detects Variations of Soft Tissues
Considerations
No Metal Objects
No Pacemakers
Contrast is Non-Iodine
Safe During Pregnancy
Long Procedure
Antianxiety Medications
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2 mins

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