Cranial Nerve Anatomy, Functions, and Evaluation

The optic nerve is responsible for:

• Eye movement

• Vision

• Smell

• Taste

The trochlear nerve innervates which eye muscle?

• Lateral rectus

• Medial rectus

• Superior oblique

• Inferior oblique

The abducens nerve innervates the:

• Medial rectus muscle

• Lateral rectus muscle

• Superior rectus muscle

• Inferior rectus muscle

The main sensory nerve for the face is the:

• Optic nerve

• Oculomotor nerve

• Trigeminal nerve

• Facial nerve

The main function of the trigeminal nerve is to:

• Control facial expressions

• Provide sensory input to the face

• Control eye movements

• Provide taste sensations

The hypoglossal nerve is cranial nerve number:

• IX

• X

• XI

• XII

Which cranial nerve has three branches: ophthalmic, maxillary, and mandibular?

• Facial nerve

• Trigeminal nerve

• Glossopharyngeal nerve

• Vagus nerve

Which cranial nerve is responsible for facial expressions?

• Trigeminal nerve

• Facial nerve

• Glossopharyngeal nerve

• Vagus nerve

Damage to the facial nerve can result in:

• Difficulty swallowing

• Loss of vision

• Paralysis of facial muscles

• Hearing loss

Which cranial nerve is involved in swallowing and salivation?

• Trigeminal nerve

• Facial nerve

• Glossopharyngeal nerve

• Vagus nerve