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Dosage Calculations > special senses > Flashcards

special senses Flashcards

0
Q

-cusis

A

hearing

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1
Q

blephar/o

A

eyelid

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2
Q

irid/o

A

iris, colored part of eye

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3
Q

kerat/o

A

horny, hard, cornea

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4
Q

myring/o

A

tympanic membrane, eardrum

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5
Q

ophthalm/o

A

eye, vision

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6
Q

-opia

A

VISION CONDITION

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7
Q

opt/o

A

eye vision

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8
Q

ot/o

A

ear, hearing

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9
Q

phak/o

A

lens of eye

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10
Q

presby/o

A

old age

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11
Q

retin/o

A

retina, net

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12
Q

scler/o

A

sclera, white of eye, hard

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13
Q

trop/o

A

turn, change

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14
Q

tympan/o

A

tympanic membrane, eardrum

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15
Q

adnexa of the eyes

A

structures outside the eyeballs

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16
Q

lacrimal apparatus

A

consist of the structures that produce, store, and remove tears

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17
Q

optic

A

pertaining to the eye

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18
Q

ocular

A

pertaining to the eye

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19
Q

extra ocular

A

outside the eyeball

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20
Q

intra ocular

A

within the eyeball

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21
Q

sclera

A

known as the white of the eye, maintains the shape of the eye and protects the delicate inner layers of tissue

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22
Q

choroid

A

the opaque middle layer of the eyeball that contains many blood vessels and provides the blood for entire eye

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23
Q

retina

A

the sensitive innermost layer that lines the posterior segment of the eye

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24
Q

anterior segment

A

makes up the front one-third of the eyeball

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25
Q

aqueous humor (fluid)

A

fills both anterior chambers with watery fluid. helps eye maintain shape and nourishes the intra ocular structures

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26
Q

posterior segment

A

makes up the remaining two-thirds of the eyeball, is lined with the retina and filled with vitreous humor

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27
Q

vitreous humor

A

is a soft, clear, jelly-like mass that contains millions of fine fibers

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28
Q

binocular vision

A

occurs when the muscles off both eyes work together in coordination to make normal depth perception

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29
Q

tarsus

A

the framework within the upper and lower eyelids that provides the necessary stiffness and shape

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30
Q

rods and cones

A

receive images that have passed through the lens of the eye

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31
Q

macula

A

clearly defined light-sensitive area in the center of the retina that is responsible for sharp central vision

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32
Q

fovea centrails

A

is a pit in the middle of the macula

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33
Q

optic disk

A

is a small region in the eye where the nerve endings of the retina enter the optic nerve

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34
Q

optic nerve

A

transmits these nerve impulses from the retina to the brain

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35
Q

uvea

A

pigmented layer of the eye

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36
Q

ciliary body

A

which is located within the choroid is a set of muscles and suspensory ligaments that adjust the thickness of the lens to refine he focus of light rays on the retina

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37
Q

iris

A

colorful circular structure that surrounds the pupil

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38
Q

cornea

A

the transparent outer surface of the eye covering the iris and pupil

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39
Q

pupil

A

is the black circular opening in the center of the iris that permits light to enter the eye

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40
Q

lens

A

is the clear, flexible, covered structure that focuses images on the retina

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41
Q

emmetropia

A

is the normal relationship between the refractive power of the eye and shape of the eye that enables light rays to focus correctly on the retina

42
Q

Ophthalmologist

A

A physician who specializes in disease and disorders of the eye

43
Q

Optometrist

A

Dr of optometry that provides primary eye care including accuracy of vision

44
Q

Ptosis

A

Drooping of the upper eye lid that is usually due to paralysis

45
Q

Ectropion

A

The eversion ( turning out wards) of the edge of the eyelid

46
Q

Entropion

A

In the inversion (turn inwards) of the edge of the eyelid

47
Q

Periorbital edema

A

Is the swelling of the tissues surrounding the eyes

48
Q

Conjunctivitis

A

Pinkeye - is the inflammation of the conjunctiva

49
Q

Dacryoadenitis

A

Inflammation of the lacrimal gland caused by bacterial, viral or fungal infection

50
Q

Xerophthalmia

A

Dry eye - drying of the eye surface

51
Q

Keratitis

A

Inflammation of the cornea

52
Q

Scleritis

A

Inflammation of the sclera - infection, chemical injury or autoimmune

53
Q

Anisocoria

A

The pupil are unequal in size

54
Q

Photopsia

A

So the presence of what appears to be flashes of light

55
Q

Miosis

A

The contraction of the pupil in response to light or drugs

56
Q

Mydriasis

A

Dilation of the pupil - the opposite of miosis

57
Q

Papilledema

A

Swelling and inflammation of the optic nerve at the point of entrance into the eye through the optic disk

58
Q

Macular degeneration

A

Is a gradually progressive condition in which the macula at the center of the retina is damaged loss of central vision but not total blindness

59
Q

Photophobia

A

Means excessive sensitivity to light result in migraines.

60
Q

Diplopia

A

Double vision

61
Q

Monochromatism

A

Color blindness

62
Q

Esotropia

A

Cross eyes

63
Q

Exotropia

A

Walleye - outward deviation of one eye. Opposite of Esotropia

64
Q

Hyperopia

A

Far sidedness - light rays focus beyond the retina

65
Q

Myopia

A

Nearsightedness - light rays focus in front of the retina

66
Q

Scotoma

A

Blind spot

67
Q

Tonometry

A

The measurement of intra ocular pressure

68
Q

Tarsorrhaphy

A

Suturing together of the upper and lower eyelids to protect eye when the lids are paralyzed and cannot closed

69
Q

Enucleation

A

Removal of the eyeball leaving the eye muscle intact

70
Q

Radial keratotomy

A

Surgical procedure to treat myopia

71
Q

Phacoemulsification

A

The use of ultrasonic vibration to shatter and remove the lens clouded by a cataract

72
Q

Auditory

A

Sense of hearing

73
Q

Acoustic

A

Sound or hearing

74
Q

Pinna

A

Outer ear - pinna catches sound waves and transmit

75
Q

Cerumen

A

Earwax

76
Q

Middle ear

A

Transmits sounds across the inner ear

77
Q

Tympanic membrane

A

Eardrum

78
Q

Mastoid process

A

The temporal bone containing hollow air space that surrounds the middle ear

79
Q

Auditory ossicles

A

Three small bones located in the middle ear

80
Q

Malleus

A

Hammer

81
Q

Incus

A

Anvil

82
Q

Stapes

A

Stirrup

83
Q

Eustachian tubes

A

Narrow tubes that lead from the middle earth the nasal cavity and throat

84
Q

Labyrinth

A

Structures of the inner ear

85
Q

Cochlea

A

Snail shaped structure in the inner ear - vibrations to nerve pulses

86
Q

Otomycosis

A

Swimmers ear

87
Q

Vertigo

A

Sense of whirling, dizziness and loss of balance

88
Q

Meunière disease

A

Fluid in the inner ear - vertigo

89
Q

Tinnitus

A

Ringing, buzzing or roaring

90
Q

Fenestration

A

The surgical procedure in which a new opening is created on the labyrinth to restore lost hearing

91
Q

Glaucoma

A

Increased intra ocular pressure that causes damage to retinal nerve fibers and optic nerve

92
Q

Amblyopia

A

Dimness of vision or partial loss of sight, especially in one eye

93
Q

ametropia

A

any error of refraction in which images do not focus properly on the retina.

94
Q

astigmatism

A

a condition in which the eye doe not focus properly because of uneven curvatures of the cornea.

95
Q

cataract

A

the loss of transparency of the lens of the eye.

96
Q

chalazion

A

a nodule or cyst usually on the upper eyelid caused by obstruction of a sebaceous gland.

97
Q

hemianopia

A

blindness in one half of the visual field

98
Q

hordeolum

A

a pus-filled lesion on the eyelid resulting from an infection of the sebaceous gland.

99
Q

myringotomy

A

a small surgical incision in the eardrum to relieve pressure from excess pus or fluid, or to create an opening for the placement of ear tubes.

100
Q

nyctalopia

A

a condition in which an individual with normal daytime vision has difficulty seeing at night.

101
Q

nystagmus

A

an involuntary, constant rhythmic movement of the eyeball.

102
Q

stapedectomy

A

the surgical removal of the top portion of the stapes bone and the insertion of a prosthetic device that conducts sound vibrations in the inner ear.

103
Q

strabismus

A

a disorder in which the eyes point in different directions because the eye muscles are unable to focus together.

Dosage Calculations (6 decks)

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