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Occupational Therapist (OT)
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First Aid
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First Aid for the USMLE Step 1 (2023)
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Ace Your First Aid for the USMLE Step 1 (2023) Classes and Exams with Picmonic: #1 Visual Mnemonic Study Tool for Occupational Therapist (OT) Students

With Picmonic, facts become pictures. We've taken what the science shows - image mnemonics work - but we've boosted the effectiveness by building and associating memorable characters, interesting audio stories, and built-in quizzing. Whether you're studying for your classes or getting ready for a big exam, we're here to help.

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First Aid for the USMLE Step 1 (2023) | Occupational Therapist (OT) School Study Aid

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6 Picmonics to Learn | 12 mins
Pharyngeal Arch Derivatives: 1st Arch
Cartilage
Meckel's Cartilage
Mandible
Malleus
Incus
Sphenomandibular Ligament
Muscles
Muscles of Mastication
Tensor Tympani
Tensor Veli Palatini
Anterior Belly of the Digastric
Mylohyoid
Nerves
CN V2
CN V3
Conditions
Treacher Collins Syndrome
picmonic thumbnail
3 mins
Pharyngeal Arch Derivatives: 3rd Arch
Cartilage
Greater Horn of Hyoid
Muscles
Stylopharyngeus
Nerves
CN IX (Glossopharyngeal)
Arteries
Common Carotid
Internal Carotid
picmonic thumbnail
1 min
Pharyngeal Arch Derivatives: 4-6 Arches
Cartilage
Thyroid
Cricoid
Arytenoids
Corniculate
Cuneiform
Muscles
4th: Cricothyroid
4th: Pharyngeal Constrictors
6th: Intrinsic Muscles of Larynx
Nerves
4th: CN X (Vagus Nerve)
Superior Laryngeal Branch
6th: CN X (Vagus Nerve)
Recurrent Laryngeal Branch
picmonic thumbnail
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
picmonic thumbnail
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
picmonic thumbnail
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
picmonic thumbnail
3 mins

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Page 503 - in First Aid for the USMLE Step 1 (2023) for Occupational Therapy