Exam (elaborations)
Arrt ct registry
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- System Of Equations And Inequalities
Exam of 38 pages for the course System of Equations and Inequalities at System of Equations and Inequalities (Arrt ct registry)
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Arrt ct registry1.
The normal range of respiration of an adult is
A. 5- 10 breaths per minute
B. 12-20 breaths per minute
c. 20-30 breaths per minute
D. 35-50 breaths per minute - ANS-B. 12-20
10
which of the following laboratory values can be used to evaluate the renal function of a
patient.
a. blood urea nitrogen (BUN)
b. partial thromboplastin time
c. creatinine
d. both a and c - ANS-d. both a and c
11
a(n) ________________ infection is one that patients acquire during their stay in a
health care institution.
a. blood-borne
b. nosocomial
c. iatrogenic
d. staphylococcal - ANS-b. nosocomial
12
during CT examinations, patients should be shielded above and below because of
a. the rotational nature of the xray tube
b. extremely high kilo volt peak (kVp) techniques
c. lack of filtration of the CT beam
d. reduced collimation of the CT beam - ANS-a. the rotational nature of the xray tube
13
which of the following would be best suited for intravenous injection of contrast material
with a power injector?
a. a butterfly needle
b. a central venous line
c. a 23-gauge spinal needle
d. an angiocatheter - ANS-d. angiocatheter
,14
a(n) __________________ contrast material may be described as one that does not
dissociate into charged particles in solution.
a. neutral
b. non-ionic
c. osmolar
d. ionic - ANS-b. non-ionic
15
thorough explanation of the CT procedure and proper communication with the patient is
vital in ensuring that
1. breathing instructions are properly followed
2. misregistration does not occur
3. patient anxiety is kept at a minimum
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3 - ANS-d. 1, 2, and 3
16
the lumen of needles used for the injection of contrast media varies in diameter. the unit
used to describe this diameter is called
a. length
b. cubic centimeter (cc)
c. gauge
d. pounds per square inch (psi) - ANS-c. gauge
17
direct contraindications to iodinated contrast material administration include
1. prior life threatening reaction to iodinated contrast material
2. multiple myeloma
3. allergies to penicillin
a. 1 only
b. 1 and 2 only
c. 1 and 3 only
d. 1,, 2, and 3 - ANS-b. 1 only
18.
which of the following is an accurate method of verifying patient identity?
,a. calling patients by their full name
b. checking the name listed on the medical record
c. examining the patient's wrist identification band
d. all of the above - ANS-c. examining the patient's wrist identification band
19.
advantages of automatic power injectors over the manual bolus method of intravenous
contrast administration include
1. increased tissue enhancement due to faster injection times
2. uniform contrast administration over the entire length of the study
3 decreased volume of contrast administered
a. 1 only
b. 3 only
c. 1 and 2 only
d. 2 and 3 only - ANS-C. l and 2 only
2
which of the following is a parenteral route of medication administration
A. sublingual
B. Intramuscular
C. transdermal
D. Oral - ANS-B. Intramuscular
20
the average range for normal adult blood urea nitrogen (BUN) levels is approximately
a. 1-4 mg/dL
b. 5-20 mg/dL
c. 23-30 mg/dL
d. 45-60 mg/dL - ANS-B. 5-20 mg/dL
21
which of the following terms describes a condition in which cerebral ischemia is caused
by systemic hypotension?
a. vasovagal reaction
b. myocardial infarction
c. transient ischemic attack
d. hydrocephalus - ANS-a. vasovagal reaction
22
, which of the following interactions between x-ray beam and matter results in the largest
amount of patient dose?
a. characteristic
b. Comptom scatter
c. bremsstrahlung
d. photoelectric effect - ANS-d. photoelectric effect
23
examples of mild adverse reactions to iodinated intravenous contrast media may
include
1. nausea
2. dypsnea
3. warm, flushed sensation
a. 1 only
b. 1 and 2 only
c. 1 and 3 only
d. 2 and 3 only - ANS-c. 1 and 3 only
24
during which of the following CT procedures is the patient required to give informed
consent?
a. noncontrast chest examination
b. radiation planning study of the prostate
c. three-dimensional reconstruction of the hip
d. abdomen scan with intravenous contrast - ANS-d. abdomen scan with intravenous
contrast
25
________________ is a medication commonly administered to sedate small children
undergoing CT examinations.
a. chloral hydrate
b. lithium
c. diazepam (valium)
d. secobarbital stadium (sectional sadium) - ANS-a. chloral hydrate
26.
which of the following are included as basic types of iodinated contrast media?
1. iothalmate
2. diatrizoate
3. metrizoate
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