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Surg tech 👩‍⚕️ > Chapter 13 > Flashcards

Chapter 13 Flashcards

1
Q

Percentage of blood pumped out of a filled ventricle w/ each heartbeat?

A

Ejection Fraction

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2
Q

What study combines computed tomography w/ isotope scanning to highlight chemical or metabolic activity?

A

PET scanning

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3
Q

Which study uses frequencies of 1-10 million Hertz through human tissue diagnostic purposes?

A

Ultrasonography

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4
Q

Which study does NOT use ionizing radiation?

A

MRI scan

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5
Q

Which study is a dye used for staining tissue for diagnosis?

A

Crystal Violet

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6
Q

What is a common component of many contrast media that may be a contraindication for use in allergic patients?

A

Iodine

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7
Q

Which diagnostic method requires use of an image intensifier?

A

Fluoroscopy

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8
Q

An AP view on radiograph is taken…

A

Front to Back (anteriorposterior)

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9
Q

Which of the following devices would be used within the sterile field to determine the patency of an arterial anastomosis?
a. stethoscope
b. Doppler probe
c. cholangiogram catheter
d. echocardiography transducer

A

b. Doppler probe
probe is covered by sterile drape

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10
Q

A neurologist might order an EEG for a pt w what suspected diagnosis?

A

Seizure Disorder

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11
Q

What shows up stained in a Gram stain test?

A

Bacteria

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12
Q

What color is Gram-POSITIVE

A

purple-blue stain

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13
Q

What color is a Gram-NEGATIVE

A

fades to pink-red

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14
Q

Thoracentesis is removal of fluid from the…?

A

Pleural space

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15
Q

What is a display and recording of the electrical activity of skeletal muscle?

A

EMG

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16
Q

What study would assist a surgeon with determining the MOST effective antibiotic therapy for treatment of an SSI

A

Culture & sensitivity

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17
Q

Which artery is MOST commonly accessed with the Seldinger technique during cardiac catheterization?

A

Femoral artery

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18
Q

What supplies are needed for Seldinger technique?

A
  • # 11 blade
  • 1% xylocaine
  • needle/cannula set
  • catheter
  • guidewire
  • contrast medium
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19
Q

Rapid serial film changers & pressure injectors are used in which diagnostic imaging study?
a. angiogram
b. CT scan
c. endocardiogram
d. MRI scan

A

a. angiogram

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20
Q

What is a flexible, atraumatic device used to facilitate proper placement of catheters into lumen of vessels. ducts, or ureters

A

J-guidewire

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21
Q

Auscultation involves use of an…?

A

Stethoscope for listening

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22
Q

Contrast media are routinely introduced

A

Intravenously

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23
Q

Hyapque, Cystografin, and Renografin are

A

Contrast Media

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24
Q

When a vessel cannot be accessed percutaneously for angiography, how else could it be done?

A

Cut-down

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25
Ultrasonography would be ineffective for which anatomic area
lungs
26
Which test involves a lumbar puncture for collection and analysis of CSF? a. spinal tap b. urinalysis c. myelogram d. amniocentesis
a. spinal tap
27
A type of organism that dies quickly when exposed to air is called: a. aerophilic b. anaerobic c. neoplastic d. oxidative
b. anaerobic
28
Which of the following is an example of an isotope scan that may show "hot spots" indicating possible pathology? a. arteriogram b. bone scan c. CAT scan d. mammogram
b. bone scan
29
Arterial oxygen saturation should be at or near what percentage?
96%-100%
30
Venous oxygen saturation should be at or near what percentage?
60%-85%
31
Which condition of excess fluid is analyzed by thoracentesis? a. ascites b. hydrocephalus c. hyperhidrosis d. pleural effusion
d. pleural effusion
32
What is the name of the 24-hr monitoring device for cardiac dysrhythmias?
Holter Monitor
33
What is the symptom that a pt w/ myocardial ischemia would experience?
angina
34
A deep vein thrombosis can be diagnosed by which diagnostic study? a. capnography b. ejection fraction c. phleborheography d. spirometry
c. phleborheography
35
Which noninvasive study assesses the amount of carbon dioxide in the arterial system of a patient on mechanical ventilation? a. capnography b. pulmonary capillary wedge pressure c. spirometry d. thoracentesis
a. capnography measures exhaled CO2 volume (end-tidal CO2)
36
Analysis of voided sample by either catheterization or clean catch
urinalysis
37
Urography in which contrast media delivered into distal ureter or infected into the bladder
retrograde
38
Urography in which contrast media delivered into a vessel
Antegrade
39
Real time radiographic imaging that allows the action of joints or organs to be viewed directly
Fluoroscopy
40
Specialized radiographic machine the produces computer generated images of the body in slices
CAT/CT scan
41
Vascular imaging technique that removes the background structures from view
Digital subtraction
42
Standard unit of measurement for the absorption of ionizing energy
Rad
43
Intraoperative fluoroscopy for cholangiography would require which of the following?
Radiolucent OR table
44
Cholangiography is the diagnostic study that images which anatomical structure?
common bile duct
45
MRI scans require shielding of thyroid and gonads because of ionizing radiation emissions?
FALSE
46
Roentgenography, named for the German physicist who discovered it , its better known today as
radiography
47
____ uses X-rays to locate tumors in the breast
mammography
48
During radiography what is the primary responsibility of STSR
protect the sterile field
49
Radiopaque Contrast Medium
Injected into vessels, ducts, or subarachnoid space Swallowed or instilled Some cannot be used rectally because they may cause paralysis or peristalsis Barium a radiopaque powder may be injected rectally for a barium study
50
Right Ventriculogram is _____
Pulmonary Capillary Wedge Pressure
51
What is incisional Biopsy
Removal of a PORTION of the tissue mass/lesion
52
What is excisional biopsy
Removal of the ENTIRE tissue mass/lesion
53
What permits evaluation of heart function, visualization of coronary arteries and cardiac chambers & measurement of pressures w/in cardiac chambers
Cardiac Catherization
54
Right heart studies are accomplished with the aid of a balloon-tipped _____ pulmonary artery catheter attached to a transducer and monitor
Swan-Ganz
55
CT uses ___ radiation
electromagnetic
56
A(n) _____ is a collection of isotopes in a certain area located during isotope scanning.
hot spot
57
In cardiac catheterization, what does left ventriculogram measure?
Ventricular Pressure
58
In cardiac catheterization, what does right ventriculogram measure?
Chamber Pressure w/ the aid of swan-ganz catheter
59
What is the difference between fine needle and core needle
Fine needle is less invasive and may not obtain sufficient specimen Core needle uses larger needle and take larger sample
60
Permanent sections are placed in what preservatives
Formalin NS Dry
61
Frozen sections provide
immediate diagnosis but not 100% accurate
62
Calculi samples are sent
dry (gallstones, kidney stones)

Surg tech 👩‍⚕️ (32 decks)

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