Test 4 Flashcards

(74 cards)

1
Q

The oldest form of contrast that ionizes in a solution and has an increased risk of reaction.

A

HOCM

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2
Q

Nonionic form of contrast that dissolves in water, but does not dissociate.

A

LOCM

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3
Q

Amount of time contrast should be excreted from the body.

A

2 hours

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4
Q

Name 2 severe s/s of an allergic reaction to iodinated contrast.

A

Laryngeal edema, hypotension, shock, unresponsiveness, convulsions, cardiac arrest, respiratory arrest, arrhythmia.

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5
Q

A severe hypersensitivity reaction seen with bee stings, latex, and food allergies.

A

anaphylactic shock

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6
Q

A severe hypersensitivity, that may occur after a single exposure, usually to iodinated contrast media.

A

anaphylactoid shock

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7
Q

Name two drugs that should be available to patients experiencing an anaphlactoid reaction.

A

Albuterol, Atropine, Benadryl, Epinephrine, Diazepam, Nitroglycerin

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8
Q

The normal limits of an adult BUN.

A

6-20 mg/dL

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9
Q

Normal limits of an adult creatinine.

A

0.6-1.3 mg/dL

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10
Q

Inflammation from contrast extravasation reaches its peak within how many hours?

A

24-48

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11
Q

Ductless endocrine glands that secrete epinephrine and cortical hormones.

A

Suprarenal or adrenal glands

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12
Q

Bean shaped organ divided into upper and lower poles.

A

kidney

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13
Q

This kidney is slightly longer and narrower than the other.

A

left

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14
Q

This kidney is slightly lower than the other

A

right

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15
Q

Outer covering of the kidneys, continuous with the outer coat of the ureter

A

renal capsule

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16
Q

Located on the medial border of the kidneys to allow the transmission of the blood and lymph vessels, nerves, and the ureter.

A

hilum

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17
Q

Outer portion of the kidney

A

renal cortex

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18
Q

Inner portion of the kidney, containing 8-15 renal pyramids

A

renal medulla

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19
Q

Functioning cell of the kidneys

A

nephron

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20
Q

Formed by a minute branch of the renal artery that divides into capillaries and reunites

A

glomerulus

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21
Q

Vessel entering the Bowman’s Capsule

A

afferent arteriole

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22
Q

Vessel leaving the Glomerular Capsule

A

efferent arteriole

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23
Q

Portions of the renal tubule.

A

Proximal convoluted tubule, loop of Henle, & distal convoluted tubule

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24
Q

Functions of the kidneys.

A

Filter blood, maintain electrolyte balance, & produce renin (regulates BP)

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25
Cup shaped stems that enclose one or more renal papilla
calyces
26
Located between the minor calyces and the renal pelvis
major calyces
27
Renal pelvis transitions to ureter at this location.
Ureteropelvic junction (UPJ)
28
Conveys urine from the kidneys to the bladder
ureter
29
Reservoir for urine
bladder
30
Triangular area of the bladder base between openings of the UVJ and urethra
trigone
31
Folds of the bladder
rugae
32
Typical bladder capacity, when full
500 mL
33
Conveys urine from bladder to outside of body
urethra
34
Small glandular body surrounding proximal portion of male urethra
prostate
35
Increased blood pressure to the kidneys
renal HTN
36
Backward flow of urine from bladder into ureters
Vesicoureteral reflux
37
Kidneys that does not ascend into the abdomen
pelvic kidney
38
Presence of one kidney as a result of renal agenesis, dysplasia, or removal
solitary kidney
39
“U” shaped kidney
horseshoe kidney
40
Dilation of terminal ureter within the bladder
uterocele
41
Bladder infection
cystitis
42
Calculus filling the entire renal pelvis
staghorn calculous
43
Urine trapped inside the kidney
hydronephrosis
44
Numerous enlarged cysts on the kidneys
polycystic kidney disease
45
Childhood renal cancer
Wilm's tumor
46
Contrast entering in the normal direction of blood flow
antegrade
47
Puncture directly into the renal pelvis for contrast administration
percutaneous antegrade urography
48
Filling of the urinary tract against the normal flow
retrograde
49
Investigation of the renal pelvis and calyces
pyelography
50
Sometimes used to slow the flow of contrast enhanced urine into the bladder in order to demonstrate renal pelvis filling
ureteral compression
51
Ideal centering placement for ureteral compression
ASIS
52
Respiration phase for examinations of the urinary tract
end of expiration
53
Exam that demonstrates structures and function of kidneys as contrast follows excretion route and contrast is filtered from blood
intravenous (excretory) urography
54
Name 3 possible contraindications for performing an IVU.
Asthma, previous contrast reaction, circulatory or CV disease, elevated creatinine, sickle cell anemia, diabetes, multiple myeloma
55
A postvoid IVU image is taken for what two reasons?
Look for small tumors and, in males, an enlarged prostate
56
The kidneys demonstrate the greatest amount of contrast concentration in this time frame.
15-20 minutes
57
This is the “blush” stage of contrast in the kidney
nephrogram
58
Size of IR for AP projection of the urinary system.
14X17
59
Reason to image AP urinary system upright.
Demonstrate opacified bladder and kidney mobility
60
The CR should be centered here for an AP Urinary System
iliac crests
61
The image should be marked with this, in addition to the personalized R/L marker when completing an IVU.
time marker
62
Amount of angulation of MCP to IR for AP oblique of urinary system.
30 degrees
63
The right kidney is in this position when a patient is place LPO for an AP projection of the urinary system.
parallel
64
The right kidney is in this position when a patient is placed RPO for an AP projection of the urinary system.
perpendicular
65
This plane should be centered to the midline of the grid for a lateral projection of the urinary system.
midcoronal plane
66
This projection shows the urinary system, illustrating conditions such as rotation or pressure displacement of a kidney and localizes tumors or masses.
lateral
67
Most exams of these organs are done retrograde.
Bladder, lower ureters, urethra, & prostate
68
The IR must be centered here for an AP Axial Bladder Voiding study.
level of the symphysis
69
The degree and angulation needed for an AP Axial Bladder.
10-15 caudad
70
The degree and angulation needed for a PA Axial Bladder.
10-15 cephalic
71
Where the central ray should enter on a PA Axial Bladder.
1" distal to the coccyx
72
Amount of angulation required for an AP oblique bladder.
40-60 degrees
73
This can be done on AP oblique bladder images when the neck of the bladder and the proximal urethra is of primary interest.
10 degrees caudal angulation to project pubic bones below
74
This projection will demonstrate the anterior and posterior walls of the bladder.
lateral