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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
Q

Ultrasonography would be ineffective for which anatomic area

A

lungs

26
Q

Which test involves a lumbar puncture for collection and analysis of CSF?
a. spinal tap
b. urinalysis
c. myelogram
d. amniocentesis

A

a. spinal tap

27
Q

A type of organism that dies quickly when exposed to air is called:
a. aerophilic
b. anaerobic
c. neoplastic
d. oxidative

A

b. anaerobic

28
Q

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

A

b. bone scan

29
Q

Arterial oxygen saturation should be at or near what percentage?

A

96%-100%

30
Q

Venous oxygen saturation should be at or near what percentage?

A

60%-85%

31
Q

Which condition of excess fluid is analyzed by thoracentesis?
a. ascites
b. hydrocephalus
c. hyperhidrosis
d. pleural effusion

A

d. pleural effusion

32
Q

What is the name of the 24-hr monitoring device for cardiac dysrhythmias?

A

Holter Monitor

33
Q

What is the symptom that a pt w/ myocardial ischemia would experience?

A

angina

34
Q

A deep vein thrombosis can be diagnosed by which diagnostic study?
a. capnography
b. ejection fraction
c. phleborheography
d. spirometry

A

c. phleborheography

35
Q

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

a. capnography
measures exhaled CO2 volume (end-tidal CO2)

36
Q

Analysis of voided sample by either catheterization or clean catch

A

urinalysis

37
Q

Urography in which contrast media delivered into distal ureter or infected into the bladder

A

retrograde

38
Q

Urography in which contrast media delivered into a vessel

A

Antegrade

39
Q

Real time radiographic imaging that allows the action of joints or organs to be viewed directly

A

Fluoroscopy

40
Q

Specialized radiographic machine the produces computer generated images of the body in slices

A

CAT/CT scan

41
Q

Vascular imaging technique that removes the background structures from view

A

Digital subtraction

42
Q

Standard unit of measurement for the absorption of ionizing energy

A

Rad

43
Q

Intraoperative fluoroscopy for cholangiography would require which of the following?

A

Radiolucent OR table

44
Q

Cholangiography is the diagnostic study that images which anatomical structure?

A

common bile duct

45
Q

MRI scans require shielding of thyroid and gonads because of ionizing radiation emissions?

A

FALSE

46
Q

Roentgenography, named for the German physicist who discovered it , its better known today as

A

radiography

47
Q

____ uses X-rays to locate tumors in the breast

A

mammography

48
Q

During radiography what is the primary responsibility of STSR

A

protect the sterile field

49
Q

Radiopaque Contrast Medium

A

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
Q

Right Ventriculogram is _____

A

Pulmonary Capillary Wedge Pressure

51
Q

What is incisional Biopsy

A

Removal of a PORTION of the tissue mass/lesion

52
Q

What is excisional biopsy

A

Removal of the ENTIRE tissue mass/lesion

53
Q

What permits evaluation of heart function, visualization of coronary arteries and cardiac chambers & measurement of pressures w/in cardiac chambers

A

Cardiac Catherization

54
Q

Right heart studies are accomplished with the aid of a balloon-tipped _____ pulmonary artery catheter attached to a transducer and monitor

A

Swan-Ganz

55
Q

CT uses ___ radiation

A

electromagnetic

56
Q

A(n) _____ is a collection of isotopes in a certain area located during isotope scanning.

A

hot spot

57
Q

In cardiac catheterization, what does left ventriculogram measure?

A

Ventricular Pressure

58
Q

In cardiac catheterization, what does right ventriculogram measure?

A

Chamber Pressure
w/ the aid of swan-ganz catheter

59
Q

What is the difference between fine needle and core needle

A

Fine needle is less invasive and may not obtain sufficient specimen
Core needle uses larger needle and take larger sample

60
Q

Permanent sections are placed in what preservatives

A

Formalin
NS
Dry

61
Q

Frozen sections provide

A

immediate diagnosis but not 100% accurate

62
Q

Calculi samples are sent

A

dry
(gallstones, kidney stones)

Surg tech 👩‍⚕️ (32 decks)

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