Miscellaneous: Cranial nerves examination

Which division of the trigeminal nerve carries sensory information from the scalp and forehead, nose, upper eyelid, conjunctiva, and cornea of the eye?

What is the main motor function of the mandibular branch (V3) of the trigeminal nerve?

The jaw jerk reflex involves which sub-division of the trigeminal nerve?

What happens in the jaw jerk reflex when there is an upper motor neuron lesion?

Which reflex involves the involuntary blinking of both eyelids in response to unilateral corneal stimulation?

Which muscle is assessed when asking the patient to raise their eyebrows as if they’re surprised?

What condition can result from the paralysis of the stapedius muscle, causing increased sensitivity to sound?

When assessing facial nerve function, which facial expression tests the muscles levator anguli oris and zygomaticus major?

Which type of facial nerve palsy typically spares the upper facial muscles due to bilateral cortical representation?

What is the most common cause of lower motor neuron facial palsy?

The facial nerve has a sensory component responsible for conveying taste from which area of the tongue?

What should you ask the patient when assessing the sensory component of the facial nerve?

Which type of facial nerve palsy is most commonly associated with stroke?

Bell’s palsy is typically caused by which type of lesion?

In upper motor neuron facial nerve palsy, which facial muscles are partially spared due to bilateral cortical representation?