pg. 1
COT Exam Review- Pharmacology/ Latest Exam with Correct Answers/ Updated 2024/2025/ Graded A+
Anesthesia used to induce sleep is known as: - ANSWER - General anesthesia.
An example of a procedure that would use local anesthetic is:
a.) Cataract extraction on an infant b.) Chalazion extraction on an adult c.) Non-contact tonometry d.) Corneal topography studies - ANSWER - B. Chalazion extraction on an adult
Local anesthetic an be injected into the area of the nerve that supplies sensation to the surgical site. This
is known as: - ANSWER - A regional block.
A regional block would be useful in which of the following surgeries:
a.) Chalazion excision b.) Corneal transplant c.) Radial keratotomy d.) Laser trabeculoplasty - ANSWER - B. A corneal transplant would be done with a regional block.
Epinephrine might be added to a local anesthetic in order to:
a.) Increase systemic absorption of the drug b.) Reduce bleeding at the surgical site c.) Enhance wound healing 1 / 3
pg. 2 d.) Move anesthetic out of the area quickly - ANSWER - b.) Reduce bleeding at the surgical site.Epinephrine causes blood vessels to constrict, so that would actually decrease systemic absorption.
Hyaluronidase is sometimes added to a local anesthetic in order to: - ANSWER - Increase the local spreading of the drug.
In addition to eliminating sensation, local anesthetic is sometimes required to: - ANSWER - Prevent movement.
Which of the following are commonly used local anesthetics?a.) Lidocaine, procaine b.) Cocaine, proparacaine c.) Butane, tetracaine d.) Benoxinate, butacaine - ANSWER - A. Lidocaine and procaine are both local anesthetics. Cocaine, propatacaine, tetracaine, Benoxinate, and butacaine are topical anesthetics.
The most common side effect of local anesthetic is: - ANSWER - Dizziness and nausea.
Side effects of local anesthetics include:
a.) Lowered BP, slowing of respiration b.) Lowered BP, rapid heartbeat c.) Increased BP, rapid respiration d.) Lowered BP, respiratory collapse - ANSWER - A. Lowered BP, slowing of respiration
Which of the following drugs is an anesthetic?a.) Mannitol b.) Cortisone c.) Cocaine d.) Betaxolol - ANSWER - C. COCAINE. "-caine" usually indicates that a medication is an anesthetic.
- / 3
pg. 3 All of the following procedures are routinely performed after giving the patient a topical anesthetic
except:
a.) Specular microscopy b.) Pachymetry c.) Initial CL fitting d.) Applanation tonometry - ANSWER - C. Contact lens fittings are done without anesthetic in order to get the patient used to feeling something on his eye.
The most common side effect of topical anesthetics is: - ANSWER - Contact allergic reaction- some patients might have dizziness or fainting but this is rare.
Which of the following is are commonly used topical anesthetics?a.) Cocaine, butacaine b.) Proparacaine, tetracaine c.) Procaine, lidocaine d.) Prilocaine, epinephrine - ANSWER - B. Cocaine and butacaine aren't used often. All the others are local anesthetics.
After instilling a topical anesthetic into the eye, the patient should be warned: - ANSWER - Not to rub the eye.
The function of mydriatics is to stimulate: - ANSWER - The dilator muscle in the iris.
During the routine eye exam, mydriatics are used to:
a.) facilitate applanation b.) facilitate the fundus exam c.) facilitate refractometry d.) increase patient comfort - ANSWER - B. Dilated pupils are easier to see in.
The most common mydriatic in ophthalmic use is: - ANSWER - Phenylephrine
- / 3