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Questions and Answers
Which muscle controls the upper eyelid?
Which muscle controls the upper eyelid?
- Orbicularis oculi
- Zygomaticus
- Levator palpebrae superior (correct)
- Frontalis
Where is the lacrimal gland located?
Where is the lacrimal gland located?
- Behind the ear
- Under the lower eyelid
- In the middle of the eyeball
- Superior lateral area of the orbit (correct)
What is the function of the conjunctiva?
What is the function of the conjunctiva?
- Secrete tears
- Continue over the sclera of the eye (correct)
- Protect from excessive sunlight
- Control blinking movements
Through which structure do tears drain into the nasal cavity?
Through which structure do tears drain into the nasal cavity?
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What enzyme is found in tears that has antibacterial properties?
What enzyme is found in tears that has antibacterial properties?
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