NURS 5334 TESTBANK UPDATED ACTUAL Exam Questions and CORRECT Answers

NURS 5334 TESTBANK
UPDATED ACTUAL Exam Questions and CORRECT Answers

Question 1.
First-line dx therapy for glaucoma?

Correct Answer: Beta-adrenergic blocking agents Alpha2-adrenergic agonists
Prostaglandin analogs


Question 2.
Second-line dx therapy for glaucoma?

Correct Answer: Cholinergic agonists


Question 3.
How do Beta blocking drugs work in glaucoma?

Correct Answer: Reduce IOP by reducing production of AH


Question 4.
How do Alpha agonists work in glaucoma?

Correct Answer: Reduce IOP by reducing production of AH and increasing
outflow


Question 5.
How do Prostaglandins work in glaucoma?

Correct Answer: Reduce IOP by increasing AH outflow


Question 6.
Beta blocker drugs for glaucoma

Correct Answer: Betaxolol Carteolol Levobunolol Metipranolol Timolol *used
for open-angle glaucoma


Question 7.
Cardioselective beta blockers for asthma patients?

Correct Answer: Betaxolol Levobetaxolol


Question 8.
What are the prostaglandin drugs?

,Correct Answer: Latanoprost Travoprost Bimatoprost Tafluprost
• 2 approved alpha2-adrenergic agonist drugs for glaucoma?
-✓✓Apraclonidine: for short-term therapy Brimonidine: First line dx for
long-term tx


Question 9.
How does Pilocarpine work?

Correct Answer: Direct acting cholinergic agonist that causes: -Miosis
-Contraction of the ciliary muscle


Question 10.
Pilocarpine used for?

Correct Answer: Second-line dx for open-angle glaucoma Emergency tx of
acute angle-closure glaucoma


Question 11.
How does Echothiophate work?

Correct Answer: Miosis Focus lens for near vision Reduction of IOP *inhibits
breakdown of ACh


Question 12.
How does Carbonic Anhydrase Inhibitors (CAIs) work?

Correct Answer: reduces IOP by decreasing production of AH Dorzolamide
Acetazolamide Methazolamide


Question 13.
Cycloplegics do what?

Correct Answer: Paralyze ciliary muscles


Question 14.
Mydriatics do what?

Correct Answer: Dilate the pupil


Question 15.
Cycloplegics and Mydriatics uses

Correct Answer: Adjunct to measurement of refraction Intraocular
examination Intraocular surgery Tx of anterior uveitis

,Question 16.
Mast-cell stabilizers MOA (for allergic conjunctivitis)

Correct Answer: Prevent release of inflammatory mediators


Question 17.
NSAIDs: Ketorolac (Toradol) used for?

Correct Answer: Treatment of allergic conjunctivitis
• Ocular Decongestants MOA -✓✓Decrease redness & edema by activating
alpha1-adrenergic receptors on blood vessels> causing vasoconstriction (not
for long term use)


Question 18.
Eye drops and allergic conjunctivitis

Correct Answer: Don't take eye drops for long term treatment


Question 19.
Prolonged use of Glucocorticoids in allergic conjunctivitis?

Correct Answer: Serious adverse effects: cataracts eye infection elevation of
IOP


Question 20.
Ocular Decongestants drugs

Correct Answer: Naphazoline Phenylephrine


Question 21.
Wet vs dry macular degeneration

Correct Answer: Dry= Drusen (yellow deposits under retina) Wet= Growth of
new subretinal blood vessels (fragile & leaky); fluid leakage lifts macula from
its normal place


Question 22.
Treatment of wet macular degeneration

Correct Answer: Laser therapy Photodynamic therapy (PDT): -Verteporfin
Angiogenesis inhibitors: -Pegaptanib -Ranibizumab -Aflibercept -Bevacizumab


Question 23.
Treatment of dry macular degeneration

, Correct Answer: High doses of antioxidants and zinc


Question 24.
Acute otitis media (AOM): what are 3 most common causative bacteria?

Correct Answer: Strep pneumo H Flu M catarrhalis
• AOM prevention -✓✓Breastfeeding at least 6 mo Avoid child care centers
when resp. infection prevalent Avoid supine bottles Avoid pacifier after 6 mo
Eliminate tobacco exposure Vaccinate for Flu and Strep. pneumo


Question 25.
AOM treatment

Correct Answer: High dose amoxicillin High-dose amoxicillin-clavulanate (if
antibx resistant)


Question 26.
Otitis media with effusion treatment

Correct Answer: Antibiotics have minimal effect-don't use


Question 27.
Otitis externa: Most causative organisms?

Correct Answer: Pseudomonas Aeruginosa Staphylococcus aureus


Question 28.
Otitis externa treatment

Correct Answer: inflammation of the outer ear
Acetic acid drops ABX: cipro ABX: Fluoroquinolones (^18 yrs old)


Question 29.
Fungal Otitis Externa (Otomycosis) pathogens:

Correct Answer: Aspergillus Candida


Question 30.
Fungal Otitis externa treatment

Correct Answer: Acidifying drops 1% Clotrimazole (if drops not effective)
Itraconazole (if oral needed) Fluconazole (if oral needed)