CMN 568-Unit 1 Study Questions And Answers With Study Solutions

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CMN 568-UNIT 1 STUDY

QUESTIONS AND ANSWERS

WITH STUDY SOLUTIONS

Question 1: The test used to check for corneal light reflex in each eye, and its

symmetry is called the:

• Cover/uncover test
• Hirschberg test
• EOMs test
• Red reflex test

Correct Answer: B. Hirschberg test

Question 2: What is the difference between recurrent sinusitis and chronic

sinusitis?

• Recurrent is strictly viral; chronic is strictly bacterial.
• Recurrent is defined as successive episodes lasting less than 30 days and

separated by at least 10 days; chronic is inflammation lasting more than 90 days.

• Recurrent lasts more than 90 days; chronic lasts less than 30 days.
• Both refer to identical pathophysiological processes but occur in different

age groups.

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Correct Answer: B. Recurrent is defined as successive episodes lasting less than 30 days and separated by at least 10 days; chronic is inflammation lasting more than 90 days.

Question 3: What is the first-line treatment for acute otitis media (AOM) in

children?

• Azithromycin 10 mg/kg/day once daily
• Amoxicillin 80-90 mg/kg/day divided into 2 doses
• Cephalexin 50 mg/kg/day divided into 4 doses
• Clindamycin 20 mg/kg/day divided into 3 doses

Correct Answer: B. Amoxicillin 80-90 mg/kg/day divided into 2 doses

Question 4: A 3-year-old presents with AOM and the mother reports a severe

allergy to penicillin (PCN). What is an alternative treatment?

• Amoxicillin-clavulanate (Augmentin)
• A macrolide, Bactrim, or clindamycin
• 2nd or 3rd generation cephalosporins
• Doxycycline

Correct Answer: B. A macrolide, Bactrim, or clindamycin

Question 5: A 5-year-old presents with AOM and the mother reports a mild

rash with penicillin (PCN) medication. What is an alternative for treatment?

• A macrolide, Bactrim, or clindamycin
• 2nd or 3rd generation cephalosporins
• Levofloxacin

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• High-dose amoxicillin

Correct Answer: B. 2nd or 3rd generation cephalosporins

Question 6: What disease process may be observed by unequal pupils

(anisocoria), eyelid ptosis, iris heterochromia, and anhidrosis?

• Horner's syndrome
• Oculomotor nerve palsy
• Myasthenia gravis
• Glaucoma

Correct Answer: A. Horner's syndrome

Question 7: What trait can quickly lead to optic atrophy and permanent vision

loss with even moderate elevations of intraocular pressure AND should be tested for all African Americans whose status is unknown when hyphema is observed?

• Thalassemia
• Sickle cell
• G6PD deficiency
• Macular degeneration

Correct Answer: B. Sickle cell

Question 8: What would be your comprehensive treatment plan for an

anaphylactic reaction due to a bee sting on an upper limb?

• Oral antihistamines and observation for 30 minutes

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B. Epinephrine 1:10000 IV only

C. EPI 1:1000 (0.01 mg/kg IM), Benadryl IV, ranitidine IV, crystalloid bolus,

Solu-Medrol IV, and occasionally an albuterol nebulizer

• Topical corticosteroids and an ice pack

Correct Answer: C. EPI 1:1000 (0.01 mg/kg IM), Benadryl IV, ranitidine IV, crystalloid bolus, Solu-Medrol IV, and occasionally an albuterol nebulizer

Question 9: What are the most common antibiotics to cause anaphylaxis?

• Macrolides and tetracyclines
• Fluoroquinolones and aminoglycosides
• Cephalosporins and clindamycin
• Amoxicillin, ampicillin, and TMP-SMZ (trimethoprim-sulfamethoxazole)

Correct Answer: D. Amoxicillin, ampicillin, and TMP-SMZ (trimethoprim-

sulfamethoxazole)

Question 10: What is the first-line treatment for allergic rhinitis?

• Oral decongestants
• Non-sedating antihistamines, intranasal corticosteroids, mast cell stabilizers,

and leukotriene modifiers

• Broad-spectrum antibiotics
• First-generation antihistamines only

Correct Answer: B. Non-sedating antihistamines, intranasal corticosteroids,

mast cell stabilizers, and leukotriene modifiers