For patients that are at high risk of PE or DVT, what is administered pre-operatively by sub q injection? a. Warfarin b. Heparin c. Thrombolytics d. Vitamin K

Which medication should patients be told to discontinue one week prior to surgery? a. Plavix b. Coumadin c. Aspirin d. Thrombin

What is a first stage of the body's coagulation mechanism? a. thromboplastin converts to prothrombin b. thromboplastin is formed c. vitamin K synthesizes d. thrombin converts fibrinogen to fibrin

Which topical hemostat is absorbable gelatin? a. Floseal b. Oxycel c. Helistat d. Bone Wax

Which collagen hemostat must be applied with dry instruments? a. Avitene b. Nu-Knit c. Gelfoam d. Surgicel

Oxidized cellulose is commonly used in what surgical specialties? a. Neurosurgery b. Gynecology c. Orthopedic d. General Surgery

Which hemostatic agent is delivered to the sterile field in foil type wrappers? a. Avitene b. Surgiflo c. Bone wax d. Oxycel

What tissue sealant is used most commonly to close skin incisions? a. Duraseal b. Hydrogels c. Dermabond d. CoSea

What prep solution is acceptable for eyes, including the eyelids, brows, and cheeks? a. Lacri-lube b. Betadine Ophthalmic c. Balanced salt solution d. Viscoat

________________are thick, jelly-like substances injected into the eye during certain ophthalmic procedures a. Diagnostic agents b. Cycloplegics c. Anesthetics d. Viscoelastic agents

The role of the vitreous humor is to a. act as the blood-eye barrier. b. keep the retina in place. c. serve as the eye's window. d. join the cornea and sclera.

The two categories of anti-inflammatory agents used in ophthalmology are NSAIDs and a. enzymes. b. humors. c. steroids. d. miotics

The ____________ separates the anterior and posterior chambers of the eye. a.choroid b.humor c.lens d.iris

During most ophthalmic procedures, who will periodically moisten the eye? a. Scrubbed anesthesia care provider b. Surgeon c. Scrubbed surgical technologist d. Circulator

Osmotic diuretics may be used for the short-term treatment of glaucoma. true/false

true

Injection of an anesthetic agent near the optic nerve is what type of block? a. Bier b. Peribulbar c. Retrobulbar d. Local

The outer layer of the eye is made of fibrous tissue called a. sclera. b. conjunctiva. c. cornea. d. retina.

Staining agents are instilled topically to? a. locate foreign bodies. b. reduce aqueous humor production. c. decrease ocular inflammatory response. d. speed the rate of chemical reactions.

What type of ophthalmic medication is BSS? a. Antibiotic b. Enzyme c. Viscoelastic agent d. Irrigating solution

Medications that constrict the pupil are called? a. miotics. b. enzymes. c. antibiotics. d. mydriatics.

Major electrolytes found in body fluids are sodium, chloride, calcium, and a. creatinine. b. potassium. c. urea. d. glucose.

Food and fluid restrictions preoperatively can result in the surgical patient needing? a. blood replacement. b. IV fluids. c. food. d. oral medic

The electrolyte that primarily controls the distribution of water in the body and maintains fluid and electrolyte balance is a.sodium. b.calcium. c.potassium. d.magnesium.

Which IV solution increases insulin requirements for the patient with diabetes? a. Sterile water b. Dextrose c. Normal saline d. Ionosol B

Another name for Hartmann solution is ? a.isolyte E. b.physiologic saline. c.Lactated Ringer's solution. d.dextrose in water.

Proteins responsible for transporting oxygen to cells are? a.hemoglobin. b.hematocrit. c.platelets. d.leukocytes.

The volume of erythrocytes in a given volume of blood is called a. hematocrit. b. hemoglobin. c. white blood cell count. d. plasma

Rather than giving a patient whole blood, most transfusions involve packed red blood cells (RBCs) given with a.dextrose solution. b.volume expander. c.plasma. d.normal saline.

What blood product is given when clotting factors are required? a. Whole blood b. Packed cells c. Plasma d. Erythrocytes

Testing the temperature of irrigation solution is important, because if too hot, it can a. fog the endoscopes. b. rust instrumentation. c. disrupt the electrosurgical unit (ESU). d. cause tissue damage

One of the most common IV solutions used in the surgical setting is a. sterile water. b. dextrose. c. 0.9% sodium chloride. d. dextran.

Which reading is a low hemoglobin level for an adult female? a.14 g/100 mL of blood b.13 g/100 mL of blood c.9 g/100 mL of blood d.18 g/100 mL of blood

A surgical patient with blood type AB has a blood type that contains a. contains only A antigens. b. both A and B antigens. c. contains no antigens. d. contains O antigens.