7236941254 | Blinking | What is the function of the orbicularis oculi muscle? | 0 | |
7236942988 | Palpebral branch of Facial nerve (CN 7) | What innervates the orbicularis oculi muscle? | 1 | |
7236945997 | Inability to blink | What happens if the orbicularis oculi muscle doesn't function? | 2 | |
7236948856 | Medial palpebral ligament Retractor anguli oculi lateralis (Lateral palpebral ligament in cattle and sheep) | What creates the elliptical shape of the palpebral fissure? | 3 | |
7236956591 | Elevation of upper eyelid | What is the function of levator palpebrae superioris muscle? | 4 | |
7236961220 | ptosis (eyelid droop) | What happens if the levator palpebrae superioris muscle doesn't function? | 5 | |
7236959714 | Oculomotor (CN 3) | What innervates the levator palpebrae superioris muscle? | 6 | |
7236956592 | Elevation of upper eyelid. | What is the function of Muller's muscle? | 7 | |
7236966506 | Sympathetic innervation | What innervates Muller's muscle? | 8 | |
7236968823 | Ptosis (eyelid droop) | What happens if the Muller's muscle doesn't function? | 9 | |
7236957520 | Depression of the lower eyelid | What is the function of Malaris muscle? | 10 | |
7236971555 | Dorsal Buccal branch of Facial (CN 7) | What innervates Malaris muscle? | 11 | |
7236973127 | Reverse ptosis (lower eyelid slightly elevated) | What happens if the Malaris muscle doesn't function? | 12 | |
7236976143 | Elevates the upper eyelids (Levator palpebrae superioris muscle) | CN 3 provides what for the eyelids? | 13 | |
7236977822 | Sensation to the eyelids | CN 5 provides what for the eyelids? | 14 | |
7236981946 | Dorsal buccal branch - depresses lower eyelid (Malaris muscle) Palpebral branch - closes eyelid (Orbicularis oculi) | CN 7 provides what for the eyelids? | 15 | |
7236984551 | Additional elevation of the upper eyelid (centrally) | Sympathetic innervation provides what for the eyelids? | 16 | |
7236988783 | Modified sebaceous glands Secrete lipid layer of the tear film - prevent evaporation | What is the function of Meibomian (tarsal) glands? | 17 | |
7236998481 | Orbicularis oculi muscle | What is A? | 18 | |
7236998697 | Hair follicle | What is B? | 19 | |
7236998824 | Perifollicular glands | What is C? | 20 | |
7236999060 | Levator palpebral superioris muscle | What is D? | 21 | |
7237003862 | Tarsal plate | What is E? | 22 | |
7237005374 | Meibomian Gland | What is F? | 23 | |
7237010186 | Ankyloblepharon - delayed opening of the eyelids If infection (ophthalmia neonatorum) Open the eyelids with blunt forceps at medial canthus FLush with saline or 1:50 dilute betadine solution Fluorescein stain to check cornea for ulcers Topical antibiotic ointment (neomycin/polymyxin/bacitracin puppies; tetracycline kitten) | Describe what you see and how to treat it | 24 | |
7237025093 | Eyelid agenesis (colobomas) Simple: Wedge defect then close w/ 2 layer closure Larger: advanced surgery | Describe what you see and how you treat it | 25 | |
7237026704 | Cats Lateral portion of upper eyelid | What is the typical species affected and its typical location for eyelid colobomas? | 26 | |
7237034082 | Distichiasis - abnormal hair from Meibomian gland opening Treat only if have clinical signs Epilation if in 6 weeks problem again (hair regrowth then was problem) Cryosurgery (destroy follicles) | Describe what you see and how to treat it | 27 | |
7237041764 | Ectopic cilia - abnormal hair from palpebral conunctiva Surgical excision of hair follicle | Describe what you see and how to treat it | 28 | |
7237046132 | Trichiasis - Normal hairs are rubbing on cornea Keep well groomed or nasal fold excision or lateral/medial canthoplasty | Describe what you see and how to treat it | 29 | |
7237057335 | Lagophthalmos - lazy blinking; don't blink all the way so cornea is exposed | What is the most common cause of Exposure Keratopathy Syndrome? | 30 | |
7237060235 | Don't blink all the way Globe position (brachycephalic dogs) Facial nerve paralysis (CN 7) | What can cause lagophthalmos? | 31 | |
7237064446 | Brachycephalic - medial canthoplasty (shorten palpebral fissure, easier to blink, relieves nasal trichiasis) Facial nerve paralysis - permanent or temporary tarsorrhaphy (suture eyelids together) | How would you treat Exposure Keratopathy Syndrome? | 32 | |
7237074115 | TRUE - used to relieve the spastic (pain) component that would make them squint and make it look worse | T/F Topical anesthetics are used to evaluate entropion | 33 | |
7237078417 | Young animals - temporary tacking if < 6 mo to see if they grow out of it Adult --> Topical anesthetic first Evaluate and plan before sedation Hotz-Celsus procedure | What is the treatment for entropion? | 34 |
Eyelids Flashcards
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