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PTRS 710 Exam 4 > Face & Scalp/Eye & Orbit > Flashcards

Face & Scalp/Eye & Orbit Flashcards

1
Q

Sclera

A

White of eye

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2
Q

Pupil

A

Dark, circular aperture allowing light

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3
Q

Iris

A

Colored portion of eye that surrounds the pupil

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4
Q

Cornea

A

Clear extension of sclera covering eyes & pupil

Provides 2/3 of focusing power

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5
Q

Muscles of Facial Expression

A

Insert in skin & originate from bone & fascia

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6
Q

Facial Muscles Innervation

A

Branches of Facial (T,Z,B,M,C)

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7
Q

Muscles of mouth

A

Orbicularis oris
Depressor anguli oris
Zygomaticus major/minor

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8
Q

Bell’s Palsy

A

Paralysis of facial muscles
Idopathic
Unilateral

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9
Q

Bell’s Palsy Characteristics

A 
Herpes simplex
Mouth draws to unaffected side
Cannot wink
Close eye
Wrinkle forehead
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10
Q

Sensory Innervation

A

3 divisions of trigeminal (ophthalmic, maxillary, mandibular)

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11
Q

Blood Supply

A

Internal & external carotid arteries

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12
Q

SCALP

A 
Skin
Connective tissue
Aponeurosis
Loose connective tissue
Periosteum
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13
Q

Acromegaly

A

Increased growth hormone
Elongated head
Bony prominence of forehead/nose/lower jaw
Soft tissue of nose/lips/ears enlarged

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14
Q

Cushing’s

A

Increased adrenal hormone
Round or moon face
Excessive hair growth in mustache/chin/sideburns

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15
Q

Lacrimal Gland

A

Produces tears to keep eye moist

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16
Q

Sty

A

Acute, purulent inflammation of eyelid

Caused by staph aureus

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17
Q

Chalazion

A

Lump in eyelid as result of blockage of one of tarsal glands

18
Q

Conjuctivitis (Pink Eye)

A

Inflammation of conjunctiva

19
Q

Allergic Pink Eye

A

Typically itchy eye

20
Q

Viral Pink Eye

A

Associated w/ cold
Presents w/ watery discharge
Variable itch

21
Q

Bacterial Pink Eye

A

Grittiness or irritation

Stringy opaque, grey/yellowish mucopurulent discharge

22
Q

Levator Palpebrae Superioris

A

Innervated by oculomotor

Main elevator of upper eyelid

23
Q

Superior tarsal & Frontalis

A

Aid in raising eyelid

24
Q

Orbicularis Oculi

A

Closes eyelid

Innervated by temporal/zygomatic branches of facial

25
Q

Blow-Out Fracture

A

Fracture of maxillary bone causing profusion of orbital contents into sinus

26
Q

H test

A

Test extraocular muscles

27
Q

Rectus Muscles

A 
Arise from common tendinous ring
Superior/Inferior/Medial/Lateral
Move eye
Pull eye into socket
Innervated by oculomotor, except lateral (abducens)
28
Q

Oblique muscles

A

Superior and Inferior
Protrude eyes w/in orbits
Superior runs through pulley
Superior innervated by trochlear and inferior by oculomotor

29
Q

Adductors

A

Medial, superior, and inferior rectus

30
Q

Abductors

A

Inferior and superior oblique

Lateral rectus

31
Q

Elevators

A

Inferior oblique

Superior rectus

32
Q

Depressors

A

Superior oblique

Inferior rectus

33
Q

Medial Rotators (intorsion)

A

Superior rectus and oblique

34
Q

Lateral Rotators (extorsion)

A

Inferior rectus and oblique

35
Q

Exophthalmos

A

Eyes that protude
From Grave’s Disease
Due to inc size of extra ocular muscles & edema

36
Q

Glaucoma

A

Excessive pressure within eye leading to inadequate blood supply and slow onset blindness

37
Q

Presbyopia

A

Loss of lens elasticity w/ age

Become farsighted

38
Q

Cataract

A

Loss of transparency of lens

39
Q

Papilledema

A

Swelling of optic disc
Pooling of blood in veins on retina’s surface
Caused by excessive CSF pressure

40
Q

Horner’ Syndrome Symptoms

A

Ptosis,
Miosis (pupillary constriction)
Anhidrosis (reduced sweating)

41
Q

Horner’s Syndrome

A

Caused by loss of sympathetic innervation of head

Unilaterally

PTRS 710 Exam 4 (8 decks)

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