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Health Assessment Jenna > Eyes > Flashcards

Eyes Flashcards

1
Q

White part of the eyes

A

Sclera

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2
Q

Protects pupils and iris

A

Cornea

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3
Q

Muscle closes and opens (controls the amount of light that’s goes into eye)

A

Iris

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4
Q

Cranial nerve II

A

Optic nerve

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5
Q

Point of central vision

A

Macula

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6
Q

In the middle of the iris

A

Pupil

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7
Q

What happens when you lose your macula?

A

Blindness

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8
Q

Changes shape and allows light to strike the back of the eye

A

Lens

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9
Q

Muscle that allows fluid to flow from front and back of eye

A

Ciliary body

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10
Q

What crosses and rolls the eyeball around?

A

Superior and inferior oblique

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11
Q

The ___ bulges for near objects and flattens for far objects

A

Lens

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12
Q

Which cranial nerves are for the muscle movement of the eyes?

A

CN III, IV, VI

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13
Q

EOM

A

Extra ocular movements

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14
Q

What covers the iris and the pupil?

A

Cornea

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15
Q

What is a sensory organ?

A

The eyes

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16
Q

How many muscles does the eyes have?

A

4 rectus muscles

2 oblique muscles

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17
Q

Vision control, pupil opening and closing

A

Cranial Nerve II

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18
Q

The elliptical space between the eyelids

A

Palepebral fissure

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19
Q

Lines the lids and is clear with many blood vessels

A

Palepebral Conjuctiva

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20
Q

Transparent sheet that Covers the sclera

A

Bulbar Conjuctiva

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21
Q

Produces tears

A

Lacrimal glanc

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22
Q

Where do the tears drain?

A

Puncta
Nasolacrimal Sac
Inferior Meatus and Turbinate

23
Q

Average size of the pupil

A

3-4mm can go 1.5-8mm

24
Q

Grey-white arc or circle around the ambus; due to lipid build up. Cornea may look thickened or raised but arcs has no effect on vision.

A

Arcus Senilis

25
Q

When do the eyes form?

A

8 weeks gestation

26
Q

When does the macula develop?

A

4/8 months can’t see well until then.

27
Q

When do children develop adult visual acuity?

A

6 years old

28
Q

When can children differentiate colors?

A

6 months

29
Q

What happened to pregnant women’s eyes during pregnancy?

A

Vision changes corneal edema and thickening

30
Q

What happens to older adults eyes?

A

Change in near vision due to more rigid lens (presbyopia) around age 40-hold things far away

31
Q

Lens thickens-yellowing

A

Cataracts

32
Q

Fluid doesn’t circulate causing increase in pressure–can lose vision–medicate with drops

A

Glycoma

33
Q

Loss of central vision–difficult to treat–surgery

A

Macular Degeneration

34
Q

20 ft eye test

A

Snellen Test

35
Q

14 inch eye test

A

Rosenbaum/Jaeger

36
Q

How do you check EOM?

A

Pen light make H and go towards nose

37
Q

How do you check Pupillary Light Reflex?

A

Direct
Consensual
Accommodations

38
Q

True disparity of the eye axes

A

Strabismus

39
Q

When light strikes directly on the retina rather in front or behind it

A

Normal vision

40
Q

Visual image is focused in front of the retina

A

Nearsightedness

41
Q

Visual image is focused behind the retina

A

Farsightedness

42
Q

Swelling around the eye lid due to reaction, allergies, slider bites

A

Preorbital edema

43
Q

Protruding eyes-too much white-too much thyroid

A

Exophthalmos

44
Q

Drooping upper lid. Neuromuscular weakness that gives person a sleepy appearance. Cranial nerve III damage.

A

Ptosis

45
Q

Lower lid is loose and rolling out

A

Ectropion

46
Q

Lower lid rolls in

A

Entropion

47
Q

A beady nodule protruding on the lid. A cyst.

A

Chalazion

48
Q

Stye–localized staphylococcal infection of the hair follicle

A

Hordelum

49
Q

Infection of the conjunctiva–“pink eye”

A

Conjunctivitis

50
Q

Red patch on the sclera–looks alarming but is not–occurs from coughing, straining, laboring, trauma

A

Subconjunctival hemorrhage

51
Q

Deep, dull red halo around the iris and cornea. Person will have constricted pupil, blurred vision, throbbing pain. Medical emergency.

A

Iritis (Circumcorneal Redness)

52
Q

Redness around iris, dilated pupil, steamy cornea. Cause by intraocular pressure. Person has sudden clouding of vision, sudden eye pain, and halos around light. Requires emergency treatment

A

Acute glaucoma

53
Q

A triangular opaque wing of bulbar conjunctiva overgrows toward the center of the cornea. It looks membranous, translucent, and yellow to white, usually invades from the nasal side, and may obstruct vision as it covers pupil. Occurs usually from chronic exposure to hot, dry, sandy climate.

A

Pterygium

54
Q

Most common result of a blunt eye injury. Irregular ridges only available when fluorescent stain reveals yellow-green branching.

A

Corneal abrasion

Health Assessment Jenna (8 decks)

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