Trans - Plain and Contrast X Ray Studies

Question 1

gas appears as what color in xrays

Answer 1

black

Question 2

fat appears as what color in xrays

Answer 2

dark gray

Question 3

soft tissue/fluid appears as what color in xrays

Answer 3

light grey

Question 4

bone/calcifications appear as what color in xrays

Answer 4

white

Question 5

metal appears as what color in xrays

Answer 5

intense white

Question 6

nothing per orem is required how many hours before examination

Answer 6

4-6 hours

Question 7

why is NPO required

Answer 7

for better absorption of contrast media

Question 8

what to examine in radiology of the abdomen

Answer 8

1. gas pattern
2. extraluminal air
3. soft tissue masses
4. calcifications
5. foreign bodies

Question 9

gas present in GIT is from:

Answer 9

swallowed air and bacterial production

Question 10

T/F: there is always gas in the stomach

Answer 10

T, it forms the gastric bubble

Question 11

T/F: gas is often absent in the rectum and sigmoid due to the presence of feces

Answer 11

F

Question 12

the primary structures in the abdomen that are outlined in radiology are the:

Answer 12

1. solid organs - liver, kidneys, spleen

2. hollow organs - GI tract

Question 13

the contrast material used for abdominal studies is

Answer 13

barium sulfate

Question 14

what volume of barium sulfate is ingested to image the GIT

Answer 14

1L of barium, plus 250cc midway

Question 15

in a normal esophagogram, what is the texture of the visible wall

Answer 15

smooth

Question 16

a normal esophagus that is not swallowing anything will appear ________ in radiology

Answer 16

collapsed

Question 17

Difference of haustrae from plicae circulares in radiology

Answer 17

Haustral markings do not extend from wall to wall, plicae circulares markings do.

Question 18

Small bowel obstructions are usually characterized by:

Answer 18

Stretched small bowel

Question 19

Resting gastric fluid forming a pool in the fundus on the left-hand side

Answer 19

Gastric pseudotumor

Question 20

Appearance of jejunum in radiology

Answer 20

Featherlike

Question 21

Appearance of ileum in radiology

Answer 21

Springlike

Question 22

Calcified fecal material in appendix that predisposes the patient to arthritis

Answer 22

Appendecolith

Question 23

Highest points of the colon on the left and the right sides

Answer 23

Right side - hepatic flexure

Left side - splenic flexure

Question 24

What flexure is more superior, hepatic or splenic?

Answer 24

Splenic flexure

Question 25

Mobile areas of the colon

Answer 25

Transverse colon | Sigmoid colon

Question 26

Which kidney is more superior?

Answer 26

Left kidney

Question 27

T/F: The kidneys are immobile

Answer 27

F

Question 28

T/F: The bladder is anterior to the kidneys

Answer 28

T

Question 29

Appearance of the liver in radiology

Answer 29

Homogenous mass of soft tissue

Question 30

Appearance of bladder in radiology

Answer 30

Solid organ due to the presence of fluid

Question 31

Radiologic appearance of hepatomegaly

Answer 31

1. Upper margin of liver is superior to the subcostal margin | 2. Spleen extends inferiorly to the subcostal margin

Question 32

Best modality for solid organs

Answer 32

Ultrasound

Question 33

Tadpole shaped structure in the central abdomen

Answer 33

Pancreas

Question 34

Color of gallstones in radiology

Answer 34

White

Question 35

Ideal for visualization of ulcerations

Answer 35

Double contrast

Question 36

Usual location of lymph adenopathies

Answer 36

Rectal area

Question 37

Apple core deformity may indicate

Answer 37

Carcinoma

Question 38

Tunneling of one part of the intestine into another part

Answer 38

Intussusception

Question 39

Loss of innervation of the GI tract, feces cannot be pushed out

Answer 39

Hirschsprung Disease