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For peripheral vascular procedures, 5,000 units of heparin, used topically, should be diluted in - Answer- 1,000 mL normal saline A male patient weighing 240 pounds has just lost 3 liters of blood intraoperatively due to a bleeding vessel. The surgical technologist should - Answer- Have lap sponges, hemostats and ties ready, following surgeon's direction Which of the following drugs has been identified as a triggering agent for malignant hyperthermia? - Answer- Anectine Which of the fo...

A patient should be placed in which of the following positions for a thoracoabdominal incision - Answers- lateral When a patient is in the dorsal recumbent positon, arms on arm boards should not be extended past a 90 degree angle to avoid stretching and compression of the - Answers- brachial plexus (hyperextension of the arms during surgery can stretch the brachial plexus and cause permanent nerve damage) A patient is scheduled for a bowel resection. The surgeon requests that the patient ...

The purpose of the sentinel lymph node biopsy (SLNB) is for the: - Answer- Staging of cancer in axillary node involvement. How much 0.25% bupivacaine (Marcaine) should be mixed with 1 mL of 1.0% lidocaine (Xylocaine) to make the solution equal strengths of both medications? - Answer- 4.0 mL If a Kelly clamp is left in a patient who underwent a cholecystectomy, which of the following legal concepts apply? - Answer- Res ipsa loquitur A surgeon's preference card indicates the surgeon wears a si...

Which is not a conductor of electrical energy – Answer- rubber During CPR the CST – Answer- maintains a sterile field A particle of laser light energy – Answer-photon when lifting a heavy object – Answer- lift with a slow even motion the reduce airborne contamination, static electricity and relative humidity the OR must be maintained at – Answer- 50-55%

Which of the following layers are transected when a subcostal flank incision is used for a nephrectomy? - Answer- oblique muscles During which of the following surgeries is a Meckel's diverticulum typically discovered? - Answer- appendectomy Sponges that have been added to the sterile field after a procedure has begun should be counted by the - Answer- surgical technologist in the scrub role and the circulator. To help prevent toxicity and vascular events in a patient where polymethylm...

Which of the following is considered the MOST important skill for a surgical technologist? A. management of specimens B. management of sponges C. maintaining an orderly setup D. ensuring adequate lighting - Answer- A.management of specimens The surgical incision that allows for the BEST visualization for a Billroth I procedure is A. McBurney's. B. Pfannenstiel. C. midline. D. subcostal. - Answer- C.midline. During the postoperative phase, the personnel primarily responsible fo...

Which of the following is the MOST effective mechanical method of controlling bleeding occurring from needle holes in vessel anastomoses? - Answer- pledget In which of the following positions is a patient placed for a right nephrectomy? - Answer- left lateral kidney Which of the following verifies that autoclave sterilization has occurred? - Answer- a. chemical indicator (incorrect) b. Julian date c. heat-sensitive tape d. biological indicator During a procedure, a major piece of equ...

A SURGICAL TECHNOLOGIST IS PREPARING THE INCISION SITE FOR THE DRESSING FOLLWING A (TAH). THE PATIENT HAS DEVELOPED A HEMATOMA AT THE INCISION SITE. THE SURGEON HAS LEFT THE ROOM. WHICH OF THE FOLLOWING ACTIONS SHOULD THE SURGICAL TECH TAKE? A. PLACE A PRESSURE DRESSING B. COVER WITH DERMABOND C. STERI-STRIP THE INCISION D. HAVE THE SURGEION RETURN - Answer- D. HAVE THE SURGEON RETURN WHICH OF THE FOLLOWING IS A SIGN OF CARDIAC ARREST? A. EDEMA B. CONVULSION C. CYANOSIS D. HYPERTE...

During a laparoscopic appendectomy, the appendix is perforated, and contents begin spilling into the abdomen. Which of the following should the surgical technologist anticipate as the NEXT step? a. Suction the fluid from the abdomen b. Continue removing the appendix as planned C. Place a Kelly clamp over the perforation D. Close the wound and terminate the procedure - Answer- A. Suction the fluid from the abdomen A carotid endarterectomy has just been finished and the dressing is on. Th...

Tympanosplasty - Answer- Surgical operation performed for the reconstruction of the eardrum (tympanic membrane) and/or small bones of the middle ear (ossicles) After gowning and gloving, a surgeon activates the Duraprep applicator and proceeds to prep the patient for surgery. What is the best action to take at this time? - Answer- Regown and reglove the surgeon What position is used for a pneumonectomy? - Answer- Lateral What is the kraske position? - Answer- Anatomical position in whic...

1. Which of the following is considered the MOST important skill for a surgical technologist? A. management of specimens B. management of sponges C. maintaining an orderly setup D. ensuring adequate lighting - Answer- A. Management of specimens 2. During the postoperative phase, the personnel primarily responsible for transporting soiled instrumentation to decontamination is the A. housekeeping staff. B. anesthesia technician. C. surgical technologist. D. central processing techni...

Which of the following is the opening in the occipital bone through which the spinal cord passes? A. foramen ovale B. foramen magnum C. foramen rotundum D. foramen of Bochdalek - Answer-B. foramen magnum Sterile supplies and instruments for a case have been opened in OR 1. A surgical technologist was just informed that the case has been moved to OR 2 and the next case in OR 1 is scheduled in two hours. Which of the following is the BEST course of action? A. Cover the sterile fiel...

Group I and NH4+ (soluble with anions?) - Answer- Soluble NO3-, CLO4-, HSO4-, CH3COO- (soluble with cations?) - Answer- Soluble What are Cl-, Br- and I- not soluble with? - Answer- Ag+, Cu+, Hg2^2+, and Pb^2+ What is SO4^2- not soluble with? - Answer- Ag+, Hg2^2+, Pb^2+, Ca^2+, Sr^2+, and Ba ^2+ Salts of OH- are increasingly soluble with... - Answer- Increasing mass of Group II ions Device to remember Halogen's solubility - Answer- PMS (Lead, Mercury, and Silver) Devices to re...

Interpolation - Answer- estimating a value within the range of measured data extrapolation - Answer- projection; conjecture; V. extrapolate: infer (unknown information) from known information best fit line equation commonly takes y=mx+b format. What are your y, x, and b? - Answer- y = dependent variable (v) x = independent (n) m = slope (RT/P) b = intercept In assignment 2 (excel), students are asked to obtain the slope and intercept by rearranging the Ideal Gas Equation into y=mx+b ...

acid - Answer- Arrhenius definition: a substance that has H in its formula and ionizes in water to yield H3O+ base - Answer- Arrhenius definition: a substance that has OH in its formula and dissociates in water to yield OH- salt water - Answer- a reaction between acid and hydroxide base always yields ____ and ____ formation of H3O+ ion - Answer- most of the time a hydrogen ion will find a water molecule to attach itself to HCl HBr HI HNO3 H2SO4 (only loss of first H is strong)...

Rearrange the following equation to solve for P. (P+a)(V-b)=nRT - Answer- P=(nRT/V-b) -a What is the slope if B is plotted on y-axis and A is plotted on x-axis? 5A + 3B = 8 - Answer- -5/3 In an experiemnt, the best-fit-line equation between Absorbance (A, unitless) and concentration (c, mg/mL) is used to calculate the concentration of Fe. Based on the best-fit line equation given below, what is the concentration of Fe if the absorbance is 1.25? A = 851 c + 0.03 - Answer- 0.0014 ...

Rearrange the following equation to solve for P. (P+a)(V-b)=nRT - Answer- P= nRT/V-b -a What is the y-intercept if B is plotted on y-axis and A is plotted on x-axis? - Answer- -20 Interpolation - Answer- estimating a value within the range of measured data extrapolation - Answer- projection; conjecture; V. extrapolate: infer (unknown information) from known information Assume that multiple trials of an experiment were performed. What is the quantity that describes how closely the re...

Rearrange the following equation to solve for V. (P+a)(V-b)=nRT - Answer- V= (nRT/P+a) +b In an experiemnt, the best-fit-line equation between Absorbance (A, unitless) and concentration (c, mg/mL) is used to calculate the concentration of Fe. Based on the best-fit line equation given below, what is the concentration of Fe if the absorbance is 1.25? A = 851 c + 0.03 - Answer- 0.0014 In y=kx + b, b is - Answer- y-intercept All of the following numbers have three sig figs EXCEPT: 1...

What is the slope if A is plotted on y-axis and B is plotted on x-axis? 5A + 3B = 8 - Answer- -3/5 Masses (in g) and volumes (in mL) of different amount of an unknown liquid were plotted in Excel and a best-fit-line equation was obtained. What is the unit of the slope for the best-fit-line equation? - Answer- g/mL R square value - Answer- quantity that describes how good experimental data fits into a straight line How many significant figures should the result of the following calcul...

accuracy - Answer- how close a measured value is to an accepted value Precision - Answer- The degree to which repeated measurements show the same result. precision describes - Answer- random errors and statistical probability measurement of accuracy - Answer- percent error Border Ligand (weak) - Answer- H2O I - Answer- weak ligand Br - Answer- weak ligand cl - Answer- weak ligand CO2 - Answer- weak ligand F - Answer- weak ligand CS - Answer- strong ligand NH4 - A...