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Cranial Nerves and Their Functions

컨트롤 버튼이 '내비게이션' 모드로 변경되었습니다.
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  • Olfactory nerve (I)

    Function: Sensory nerve responsible for the sense of smell.

  • Optic nerve (II)

    Function: Sensory nerve responsible for vision.

  • Oculomotor nerve (III)

    Function: Motor nerve controlling most eye movements, eyelid elevation, and pupil constriction.

  • Trochlear nerve (IV)

    Function: Motor nerve that controls the superior oblique muscle of the eye, enabling downward and lateral eye movement.

  • Trigeminal nerve (V)

    Function: Mixed nerve responsible for facial sensation and motor functions such as chewing.

  • Abducens nerve (VI)

    Function: Motor nerve controlling the lateral rectus muscle, which abducts the eye.

  • Facial nerve (VII)

    Function: Mixed nerve controlling facial expressions, taste from the anterior two-thirds of the tongue, and some salivary glands.

  • Vestibulocochlear nerve (VIII)

    Function: Sensory nerve responsible for hearing and balance.

  • Glossopharyngeal nerve (IX)

    Function: Mixed nerve involved in taste from the posterior one-third of the tongue, swallowing, and salivation.

  • Vagus nerve (X)

    Function: Mixed nerve controlling parasympathetic functions of the heart, lungs, and digestive tract, plus sensation from throat and voice box.

  • Accessory nerve (XI)

    Function: Motor nerve controlling the sternocleidomastoid and trapezius muscles for head and shoulder movement.

  • Hypoglossal nerve (XII)

    Function: Motor nerve controlling tongue movements.