Second semester Digestive system self test

Question 1

What is the first division of the digestive system?

Answer 1

Mouth

Question 2

Which salivary gland is the largest?

Answer 2

Parotid

Question 3

Which salivary glands are the smallest?

Answer 3

Sublingual

Question 4

Which salivary glands are located along the lateral aspect of mandibular ramus

Answer 4

parotid

Question 5

Which salivary duct opens into the oral vestibule opposite the second upper molar?

Answer 5

Parotid

Question 6

Which 2 imaging modalities have greatly reduced the frequency of sialography?

Answer 6

CT & MRI

Question 7

For sialography into which structure is the contrast medium injected?

Answer 7

salivary duct

Question 8

which sialographic projection directs the central ray along the mandibular ramus?

Answer 8

tangential projection

Question 9

which sialographic projection demonstrates a parotid gland SI over a mandibular ramus

Answer 9

Lateral projection

Question 10

which 2 sialoraphic projections BD the parotid gland

Answer 10

tangential and lateral

Question 11

which gland is demonstrated with tangential projections

Answer 11

parotid

Question 12

which sialographic projection demonstrates parotid and submanibular glands

Answer 12

lateral projection

Question 13

which salivary gland can be demonstrated with a lateral projection when the patients head is adjusted so that the midsagital plane is rotated approx 15 degrees toward the IR from the true lateral and the CR is directed to .1” above the mandibular ramus?

Answer 13

Parotid

Question 14

which salivary gland can be demonstrated with a lateral projection when the patients head is positioned true lateral and a perpendicular CR is directed to the inferior margin of the mandibular angle

Answer 14

submandibular

Question 15

for the lateral projection demonstrating the submandibular gland what is the purpose of pressing the tongue to the floor of the mouth

Answer 15

to displace the submandibular gland below the mandible

Question 16

in which body habitus type is the stomach almost horizontal and high in the abdomen

Answer 16

hypersthenic

Question 17

which curvature is located on the right (medial) border of the stomach ?

Answer 17

Lesser

Question 18

which area is the most superior part of the stomach

Answer 18

fundus

Question 19

which area is the most inferior part of the stomach

Answer 19

pylorus

Question 20

the distal esophagus empties its contents to which of the following

Answer 20

cardic antrum

Question 21

which opening is located between the stomach and small intestine

Answer 21

pyloric orifice

Question 22

which opening is at the distal end of the small intestine

Answer 22

ileocecal orifice

Question 23

which structure is the proximal part of the small intestine

Answer 23

duodenum

Question 24

what structure is the distal part of the small intestine

Answer 24

ileum

Question 25

in which abdominal region does the large intention originate

Answer 25

right iliac

Question 26

which structure is the proximal part of the large intestine

Answer 26

cecum

Question 27

which part of the large intestine is located between the ascending and descending parts of the colon

Answer 27

transverse

Question 28

what structure is located between the ascending colon and the transverse colon

Answer 28

right colic flexure

Question 29

where in the L intestion is the L colic flexure located?

Answer 29

between the transverse colon and the descending colon

Question 30

what structure is the pouch like part of the L intestine situated below the junction of the ileum and the colon

Answer 30

cecum

Question 31

where in the large intestine is the sigmoid located?

Answer 31

between the descending colon and rectum

Question 32

approx how long does it take the first part of the barium meal to reach the ileocecal valve

Answer 32

2-3 hours

Question 33

approx how long does it take a barium meal to reach the rectum

Answer 33

24 hrs

Question 34

which two imaging modalities are most commonly used to examine the alimentary canal after the introduction of a barium product

Answer 34

fluoroscopy and radiography

Question 35

which type of contrast medium is most commonly used for examining the upper GI tract?

Answer 35

barium sulfate suspension

Question 36

to demonstrate swallowing function best what position should the patient be placed to begin the fluroscopic phase of a single contrast examination of the esophagus

Answer 36

upright

Question 37

which 2 recumbent oblique positions can be used to BD an obstructed image of barium filled esophagus between the vertebrae and the heart

Answer 37

RAO LPO

Question 38

which of the following is a major advantage of a double contrast UGI examination over single contrast

Answer 38

small lesions on the mucosal lining are better demonstrated

Question 39

which description refers to the biphasic GI examination

Answer 39

combination single contrast and double contrast study of the upper GI tract

Question 40

which body habitus produces the greatest visceral movement when a pt is moved from prone to upright position

Answer 40

asthenic

Question 41

for the PA projection as part of the UGI examination why should the lower lung fields be included on a 14"x17" radiation field

Answer 41

to demonstrate a possible hiatal hernia

Question 42

for the double contrast UGI examination which proj produces the best image of a gas filled duodenal bulb and pyloric canal

Answer 42

APO recumbent LPO

Question 43

for the single contrast UGI w/ pt recumbent which projection produces the best image of a barium filled pyloric canal and duodenal bulb in pts whose habitus approximates the sthenic type

Answer 43

PAO projection RAO position

Question 44

for the UGI examination with the patient recumbent which projection best stimulates gastric peristalsis to demonstrate the pyloric canal and duodenal bulb better

Answer 44

PAO projection RAO position

Question 45

which breathing procedure should the pt perform when UGI images are exposed

Answer 45

suspended expiration

Question 46

for the double contrast UGI with the pt recumbent which projection produces the best image of a gas filled fundus?

Answer 46

PAO projection RAO position

Question 47

for the ugi examination w the pt recumbent which projection BD the right retrogastric space

Answer 47

R lateral projection

Question 48

for the ap projection with the pt supine as part of the ugi exam which procedure should be performed to demonstrate best a diaphragmatic herniation hiatal hernia

Answer 48

tilt the table and pt into a full trendelenburg position

Question 49

to which level of the pt should the CR ve directed for the PA oblique projection RAO position as part of the UGI examination

Answer 49

L1-L2

Question 50

which examination of the alimentary canal requires that a series of images be taken at a specific time intervals after the ingestion of the contrast medium

Answer 50

Small bowel Series

Question 51

For a small series of a patient with hypomotility of the small intestine which proeceure should be performed to accelerate peristalsis

Answer 51

Drink a glass of ice water

Question 52

which structure when visualized on an image as part of a small bowel series usually indicated the completion of the exam?

Answer 52

cecum

Question 53

what is the proper sequence for filling the L intestine w barium when performing a BE

Answer 53

rectum, sigmoid, descending colon, transverse colon, and ascending colon

Question 54

which instructions should be given to the pt if cramping is experienced during filling of the large intestine for a BE

Answer 54

deep oral breathing

Question 55

before the enema tip is inserted during a BE why should a small amount of barium sulfate mixture be allowed to run into a waste basin

Answer 55

to remove air from the tube

Question 56

which procedure should be accomplished when inserting the enema tip for a BE

Answer 56

ensure the tip is inserted no more than 3 1/2"- 4"

Question 57

for the PA projection during a BE what is the advantage of placing the x-ray table and pt in a slight trendelenberg position

Answer 57

to help separate overlapping loops of the distal bowel

Question 58

how many degrees and in what directions should the CR be directed for PA Axial projection during a BE

Answer 58

30-40 degrees caudal

Question 59

which structures of the large intestine are of primary interest with AP axial or PA axial projections during a BE

Answer 59

sigmoid and rectum

Question 60

which structure of the L intestine is of primary interest for PAO projection RAO position during BE exam

Answer 60

R colic flexure

Question 61

which 2 oblique projections can be performed to demonstrate best the left colic flexure during a BE

Answer 61

PAO projection LAO position and APO RPO position

Question 62

which structure of the large intestine is BD if pt is rotated 45 degrees from a supine position to move the right side of the abdomen away from the x-ray table during a BE

Answer 62

R colic flexure

Question 63

for the right lateral decubitus position as part of a BE which procedure should be done to ensure that the ascending colon is demonstrated in the image

Answer 63

Elevate the pt on a radiolucent support

Question 64

Which BE projection requires a 10x12" lengthwise exposure field or CR plate be centered to the level of the ASIS

Answer 64

lateral

Question 65

which BE projection doesn't require colic flexures be included in the image

Answer 65

lateral