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Pharmacology > Week 10: Chapter 29 Study Guide > Flashcards

Week 10: Chapter 29 Study Guide Flashcards

1
Q

Define: Anterior Chamber

A

Segment of the eye from the iris to the cornea

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2
Q

Define: Anterior segment

A

Part of the eye between the lens and the cornea; contains chambers

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3
Q

Define: Aqueous humor

A

Clear fluid mx pressure and shape of the eye

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4
Q

Define: Conjunctiva

A

Clear membrane covering the front of the eye

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5
Q

Define: Glaucoma

A

Increased IOP

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6
Q

Define: Miosis

A

Constriction of the pupil

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7
Q

Define: Mydriasis

A

Dilation of the pupil

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8
Q

Define: Posterior chamber

A

Part of the eye between the lens and the iris

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9
Q

Define: Punctum

A

Drains tears into the nasolacrimal sac

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10
Q

Define: Posterior segment

A

Back of the eye from the lens to the optic nerve

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11
Q

Define: Photoreceptors

A

Light-activated nerve endings

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12
Q

Define: Retina

A

Lining of the eye containing photoreceptors

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13
Q

Define: Sclera

A

White outer layer of the eye

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14
Q

Class of Glaucoma drug: apraclonidine

A

Adrenergic agonist

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15
Q

Class of Glaucoma drug: carbachol

A

Cholinergic

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16
Q

Class of Glaucoma drug: betaxolol

A

Beta blocker

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17
Q

Class of Glaucoma drug: bimatoprost

A

Prostaglandin agonist

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18
Q

Class of Glaucoma drug: acetazolamide

A

Carbonic anhydrase inhibitor

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19
Q

Class of Glaucoma drug: levobunolol

A

Beta blocker

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20
Q

Class of Glaucoma drug: pilocarpine

A

Cholinergic

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21
Q

Class of Glaucoma drug: latanoprost

A

Prostaglandin agonist

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22
Q

Class of Glaucoma drug: methazolamide

A

Carbonic anhydrase inhibitor

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23
Q

Class of Glaucoma drug: carteolol

A

Beta blocker

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24
Q

Class of Glaucoma drug: travoprost

A

Prostaglandin agonist

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25
Q

Class of Glaucoma drug: timolol

A

Beta blocker

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26
Q

Class of Glaucoma drug: dorzolamide

A

Carbonic anhydrase inhibitor

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27
Q

Class of Glaucoma drug: echothiopate

A

Cholinergic

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28
Q

Class of Glaucoma drug: dipivefrin

A

Adrenergic agonist

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29
Q

Yes you need to do this OR no you do NOT need to do this: Wash your hands before administering eye drugs?

A

Yes you need to do this

30
Q

Yes you need to do this OR no you do NOT need to do this: Remove contact lenses before applying eye drugs?

A

Yea you need to do this

31
Q

Yes you need to do this OR no you do NOT need to do this: Wash the eye with warm tap water before applying eye drugs?

A

Should NOT do

32
Q

Yes you need to do this OR no you do NOT need to do this: When two types of eyedrops are prescribed, mix them together and then apply

A

Should NOT use

33
Q

Yes you need to do this OR no you do NOT need to do this: Before applying ointment, first squeeze out some of the ointment on to a tissue and discard it?

A

Yes you should do this

34
Q

Yes you need to do this OR no you do NOT need to do this: Try to center the drop right over the pupil?

A

Should NOT use

35
Q

Yes you need to do this OR no you do NOT need to do this: After applying eyedrops, apply pressure over the pts inner canthus

A

Should do this

36
Q

Yes you need to do this OR no you do NOT need to do this: After applying eye ointment, tape the pts eyelids closed for 1 hour

A

Do NOT do this

37
Q

Yes you need to do this OR no you do NOT need to do this: Teach pts to keep all eye ointments in the refrigerator (eye drops can stay at room temp)

A

Do NOT do this

38
Q

Trade name or Brand Name that corresponds to: Diamox

A

acetazolamide

39
Q

Trade name or Brand Name that corresponds to: Iopidine

A

apraclonidine

40
Q

Trade name or Brand Name that corresponds to: Betoptic

A

betaxolol

41
Q

Trade name or Brand Name that corresponds to: Lumigan

A

bimatoprost

42
Q

Trade name or Brand Name that corresponds to: Carboptic

A

carbachol

43
Q

Trade name or Brand Name that corresponds to: Propine

A

dipivefrin

44
Q

Trade name or Brand Name that corresponds to: Xalatan

A

latanoprost

45
Q

Trade name or Brand Name that corresponds to: Betagan

A

levobunolol

46
Q

Trade name or Brand Name that corresponds to: Ocusert

A

pilocarpine

47
Q

Trade name or Brand Name that corresponds to: Timoptic

A

timolol

48
Q

Trade name or Brand Name that corresponds to: Travatan

A

travoprost

49
Q

An adrenergic agonist binds to the receptor sites in the eye that bind to naturally occurring ___________ to reduce the amount of__________________ humor produced.

A

Adrenalin

Aqueous

50
Q

______________ _____________ _______________ agents bind to adrenergic receptor sites and act as antagonist preventing naturally occurring adrenalin from binding to the receptors.

A

Beta - adrenergic blocking

51
Q

____________________ ______________________ _____________________ is a type of diuretic that lowers IOP by reducing production of aqueous humor.

A

Carbonic Anhydrase Inhibitor

52
Q

A cholinergic agent increases the response that occurs when ___________ binds to its receptors and activates it.

A

Acetylcholine

53
Q

A prostaglandin agent binds to prostaglandin receptor sites in they eye, causing the eye blood vessels to _____________, allowing blood vessels to ____________, draining more _____________ ______________.

A

Relax
Dilate
Aqueous
Humor

54
Q

Why is aseptic technique used to instill eyedrops?

A

The eye is not well-protected by the immune system

55
Q

Some drugs for the eye are also available as regular topical ointments. How are these formulations different?

A

The particles contained in the topical ointments are larger and should not be put in the eye

56
Q

The actioned performed to reduce systemic absorption of eye medication is known as:

A

Punctual occlusion

57
Q

Prostaglandin agonists should only be used if the eye is:

A

Intact

58
Q

Long-term use of beta blockers can increase the risk for:

A

Cataracts

59
Q

In pts who have asthma or heart failure, ____________ ___________ drugs should be used with caution.

A

Beta blocker

60
Q

Pts who have taken MAO inhibitors within the last 2 weeks should not use ______________ _____________ eye medications.

A

Adrenergic agonist

61
Q

If a pt is to be administered another eye medication after a carbonic anhydrase inhibitor, there should be an interval of _______________ between instilling the two drugs.

A

10 minutes

62
Q

When an eye appears “bloodshot” the vessels that are visible are in what part of the eye?

A

Conjunctiva

63
Q

An older adult pt with diabetes who is taking beta blockers for glaucoma must be instructed to perform what assessment?

A

Blood glucose level

64
Q

Which is most important to assess before administering a prostaglandin agent to a pt?

A

Whether the eye surface is intact

65
Q

What teaching must be included for a pt who is taking cholinergic drugs for treatment of glaucoma?

A

Use caution in dim lighting to prevent falls and injury

66
Q

A pt had an allergic reaction to a sulfa antibiotic 1 year ago. This indicated that the pt may have sensitive to which eye medication?

A

Carbonic anhydrase inhibitors

67
Q

The rationale for pressing on the inner canthus after instilling eyedrops is to avoid what event?

A

Systemic S/E

68
Q

A middle-aged pt with glaucoma is not following the prescribed regimen for instilling eyedrops. He sys he can see just fine and his eyes do not hurt. What factors regarding glaucoma should be reviewed with him?

A

Vision damage from glaucoma occurs painlessly

69
Q

A pt has been taught how to apply bimatoprost (Lumingan) eyedrops to treat glaucoma in the affected right eye. Which pt action indicates the need for further teaching?

A

The pt administers the correct number of drops to both eyes

70
Q

Which assessment finding is most likely associated with use of travoprost (Travatan) for several months?

A

Darkening of the iris

71
Q

A pt has been taking timolol (Timoptic) eyedrops for several months and recently experienced a decreased pulse and worsening of asthma symptoms. What is the most likely explanation for this?

A

The pt did not apply pressure to the punctum after administration

Pharmacology (55 decks)

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