Pharmacology Practice Test

90 Questions

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Pharmacology Practice Test

Pharmacology is the study of how a drug affects a biological system and how the body responds to the drug. It is an important field of science and has helped in all medical advancements our society has made so far. Take this practice test for pharmacology to sharpen your skills.


Questions and Answers
  • 1. 
    During your examination of a new patient, you notice severe proliferative diabetic retinopathy. when you ask the patient if they are diabetic, they say "I'm not diabetic". You decide to refer them to a primary care physician. when communicating with another physician, which of the following is NOT important to mention in your conversation/letter
    • A. 

      The patients situation

    • B. 

      The patients background

    • C. 

      Your assessment of the patient 

    • D. 

      Your recommendation for the patient

    • E. 

      How the patient contracted the disease

  • 2. 
    You suspect recurrent corneal erosion of your patient, based on their history and presenting complaints. which if the following would you NOT want to do/use prior to your slit lamp examination
    • A. 

      Proper instillation of fluorescein 

    • B. 

      Proper instillation of fluorescein w Benoxinate

    • C. 

      Visual acuity

    • D. 

      Cover test

    • E. 

      Proper instillation of lissamine green

    • F. 

      Automatic refractometry

    • G. 

      Retinoscopy

  • 3. 
    Which of the following would be iatrogenic 
    • A. 

      Accidentally stepping on the patient's toe while pulling the slit lamp up

    • B. 

      An unknown etiology of the disease of a patient

    • C. 

      Pigmented cells in the anterior chamber liberated after the instillation of phenylephrine

    • D. 

      Genes of DNA that have mutated yet the functional proteins have been unchanged

  • 4. 
     true or false? phenylephrine can decrease Heart rate, thus it is very important to assess cardiovascular status beforehand
    • A. 

      True

    • B. 

      False

  • 5. 
     true or false? it is quite common to have serious or severe reactions to topical ophthalmic drugs
    • A. 

      True

    • B. 

      False

  • 6. 
    Which of the following ingredients in an ophthalmic preparation would be MOST likely to cause a localized adverse reaction
    • A. 

      Preservatives

    • B. 

      Wetting agents

    • C. 

      Active ingredient

    • D. 

      Tonicity agents

    • E. 

      Buffers

    • F. 

      Viscosity increasing agent

  • 7. 
    On your first day as a board-certified optometrist, you prescribe your last patient of the day a sulfacetamide eye drop to help combat presumed bacterial conjunctivitis. the next morning the patient calls you and claims that they are experiencing a rash and hives that they can see on their arms. which of the following classes of adverse events would this fall into?
    • A. 

      Local

    • B. 

      Systemic 

    • C. 

      Cutaneous

    • D. 

      Ocular

  • 8. 
    A patient who was seen at the ER walks into your office. during your initial part of the exam, the patient explains their story as the following. I woke up yesterday morning, as soon as I opened my right eye, it was incredibly painful. my vision was blurry, and extremely red when I looked in the mirror. it was 4:00 am and your office wasn't open yet, so I got dressed and went to the ER. There, the ER doctor put this weird yellow stuff in my eye which magically made the pain go away, he examined me then he told me that I had a large corneal abrasion. He gave me  2 prescriptions and said "these should help with the pain and prevent infection".  and sent me on my way. now my eye feels WAYYYY better, I think that it's improving. but my vision seems to be getting worse. the patient hands you 2 prescription eye drop bottles, labeled as follows: ciprofloxacin 3% 1 gtt OD QID proparacaine 0.5% 1 gtt OD PRN pain WHAT DID THE ER DOCTOR DO WRONG?????????? (select all that apply) 
    • A. 

      Prescribed ocular antibiotics for infection 

    • B. 

      Prescribed ocular anesthetic for pain

    • C. 

      Didn't have the correct instruments to correctly evaluate the eye

    • D. 

      Didn't order a follow up with an OD/MDO

    • E. 

      Used fluorescein when he shouldn't have

  • 9. 
    What percentage of the population has some degree of allergy to penicillins?
    • A. 

      5-7%

    • B. 

      10-50%

    • C. 

      25-30%

    • D. 

      90%

  • 10. 
    Stevens-Johnson syndrome is characterized by lesions which affects _______ body surface area
    • A. 

      >10%

    • B. 

      <10%

    • C. 

      <30%

    • D. 

      >30%

  • 11. 
    Toxic epidermal necrolysis is characterized by lesion which affects ______________ of body surface area
    • A. 

      <10%

    • B. 

      >10%

    • C. 

      >30%

    • D. 

      <30%

  • 12. 
    SJS and TEN are considered variants of a disease continuous, they are differentiated chiefly based on  _______________
    • A. 

      Location

    • B. 

      Mucous membrane involvement

    • C. 

      Severity

    • D. 

      Pain level 

  • 13. 
    Erythema multiform is an acute, immune-mediated condition characterized by the appearance of _______________________
    • A. 

      Distinctive hemorrhages of the eyes

    • B. 

      Distinctive ring like lesions of the scalp

    • C. 

      Distinctive punctate lesions of the skin

    • D. 

      Distinctive target like lesions on the skin

  • 14. 
    Which of the following would be the most frequent participator to erythema multiform
    • A. 

      Chicken pox

    • B. 

      Chlamydia

    • C. 

      Herpes simplex virus

    • D. 

      Staphylococcus aureus

  • 15. 
    Erythema multiform minor has _________________, while erythema multiform major has ______________
    • A. 

      Mucosal involvement, no mucosal involvement

    • B. 

      No mucosal involvement, mucosal involvement

    • C. 

      No muscular involvement, muscular involvement

    • D. 

      Punctate lesions, diffuse lesions

  • 16. 
    What is the most common source of infection for patients that use ocular medications
    • A. 

      Contamination of the dropper lid

    • B. 

      Contamination of the applicator tip

    • C. 

      Contamination of the patients hands 

    • D. 

      Contamination of the air

  • 17. 
    Which of the following actions would be best to reduce the amount of systemic absorption and maximize the amount of ocular absorption of ophthalmic drugs (select all that apply)
    • A. 

      Punctate occlusion

    • B. 

      Vigorous blinking 

    • C. 

      Punctal occlusion

    • D. 

      Palpebral occlusion

    • E. 

      Conjunctival occlusion 

    • F. 

      Gentle eyelid closure

    • G. 

      Forced eyelid closure 

  • 18. 
    Which of the following is NOT a route that ocular medications can enter the systemic circulation
    • A. 

      Corneal absorbtion

    • B. 

      Conjunctival absorption

    • C. 

      Lacrimal drainage system

    • D. 

      Nasal mucosa

    • E. 

      Episcleral vasculature

  • 19. 
    True or false? topically applied ocular drugs avoid the 1st pass effect that occurs at the liver 
    • A. 

      True

    • B. 

      False

  • 20. 
    When starting a patient on a new medication you want to __________________
    • A. 

      Start with the maximum concentration and least number of doses and titrate down if needed

    • B. 

      Start with the lowest concentration and least number of doses per day then titrate up if needed

    • C. 

      Start with the less effective generic drugs and change to brand name drug if needed

    • D. 

      Always start at the same dose for every patient 

  • 21. 
    Which of the following are effective ways to reduce accidental drug exposure
    • A. 

      Store medication is a secret area that only you know about 

    • B. 

      Consider lockable medication storage areas

    • C. 

      Store all medication out of the reach of children

    • D. 

      Keep all the medication in your jacket pocket

    • E. 

      Keep one bottle of a different medication in each one of your exam rooms

  • 22. 
    This eyedrop contains ___________mg/ml, and 1 ml contains ____________drops, 1 drop contains __________mg
    • A. 

      0.3, 5, 3

    • B. 

      3, 20, 0.15

    • C. 

      30, 3, 5

    • D. 

      0.3, 30, 0.3

  • 23. 
    Your patient is using this eye drop QID, how many milligrams of medication are they getting daily
    • A. 

      4mg

    • B. 

      0.6mg

    • C. 

      1.2mg

    • D. 

      12mg

  • 24. 
    Which of the following (from the lectures) may be fatal if swallowed by a child 
    • A. 

      Ciprofloxacin 0.3%

    • B. 

      Proparacaine 0.5%

    • C. 

      Atropine 1%

    • D. 

      Pilocarpine 1%

  • 25. 
    In terms of scope of practice under an optometrists license, which of the following ocular condition/diagnoses would NOT require a referral to an ophthalmologist or other specialist (select 2)
    • A. 

      The treatment of ocular surface infections, such as blepharitis or conjunctivitis

    • B. 

      The treatment of an acute condition such as endophthalmitis, retinitis, or orbital cellulitis which requires injections into or around the eye (e.g., periocular, intracameral, and intravitreal injections) and/or intravenous antibiotics.

    • C. 

      In the course of an office examination a patient presents with signs and symptoms of a new or worsening medical condition (e.g., elevated blood pressure readings or high serum blood glucose levels).

    • D. 

      The treatment of infections of the adnexa, such as hordeolum.