• 12 Cranial Nerves

• Sensory or Motor

• Names & Numbers

  • Roman Numerals​

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​Cranial Nerves

• Sensory Nerve

• Smell​

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​Olfactory (I)

• ​Sensory Nerve

• Vision​

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​Optic (II)

• ​Motor nerve

• Eye movement & Pupil size​

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​Oculomotor (III)

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• ​Motor Nerve

• Vertical eye movement​

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​Trochlear (IV)

• Sensory

  • Face, nose, mouth sensation.

• ​Motor

  • Chewing​

​Trigeminal (V)

• Motor

• Lateral eye movement​

​Abducens (VI)

• Sensory

  • taste (ant. 2/3)

• Motor

  • facial expression​

• Parasympathetic

  • tear & saliva production.​

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​Facial (VII)

• a.k.a. Auditory​

• Sensory

• Hearing and Balance​

Vestibulocochlear (VIII)

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• ​Sensory

  • Taste​ (post. 1/3)

• Motor

  • Swallowing​

Glossopharyngeal (IX)

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• Motor

  • ​Swallowing

  • Speech

  • Coughing

• Sensory

  • sensation of ear, pharynx, larynx, abdomen

Vagus (X)

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• Autonomic - Parasympathetic

  • "rest and digest"

  • Increase HR

  • Decrease digestion

  • sweating

Vagus (X)

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• Motor nerves

  • neck muscles

  • pharynx

  • larynx​

Accessory (XI)

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• Motor nerves

  • tongue movement in speech.

  • chewing

  • swallowing

Hypoglossal (XII)

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