Chapter 17: Digestive System

The respiration phase for all projections of the large intestine is: a. inspiration b. expiration c. suspended respiration d. slow, shallow breathing

c. suspended respiration

For all projections of the esophagus, the top of the IR is positioned at: a. C7 b. T5 c. the level of the eyes d. the level of the mouth

d. the level of the mouth

The PA projection of the stomach best demonstrates the: a. fundus b. duodenal bulb c. anterior aspect d. stomach contour and duodenal bulb

d. stomach contour and duodenal bulb

c. ascending colon.

The area of the colon identified in the figure below is the: a. left colic flexure. b. right colic flexure. c. ascending colon. d.descending colon.

During an operative cholangiogram, the surgeon injects the contrast medium directly into the biliary system. Which of the following projections are typically done during this procedure in surgery? 1. AP 2. AP oblique, RPO 3. AP oblique, LPO a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

The main functions of the small bowel are: 1.) digestion of food 2.) absorption of food 3.) storage of food a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

Which of the following are components of the alimentary canal? 1.) mouth and pharynx 2.) stomach and intestine 3.) liver and pancreas a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

Which of the following are essential oblique projections of the stomach and duodenum? 1.) AP projection, LPO 2.) PA projection, RAO 3.) PA projection, LAO a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

Which of the following are essential projections for examination of the small intestine? 1.) AP 2.) PA 3.) lateral a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

Which of the following radiographs are taken during a single-contrast barium enema? 1.) "spot" radiographs 2.) "filled" colon radiographs 3.) postevacuation radiographs a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

Which positions will best demonstrate the retrogastric portion of the duodenum and jejunum on an AP projection of the stomach? 1.) supine 2.) Trendelenburg's 3.) standing a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

Which projections will clearly demonstrate the descending colon? 1.) PA oblique, LAO 2.) AP oblique, RPO 3.) left lateral a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

a. 1 and 2

The small intestine is divided into how many distinct portions? a. 3 b. 4 c. 5 d. 8

a. 3

What is the average degree of body rotation for an AP oblique projection of the stomach and duodenum? a. 45 degrees b. 50 degrees c. 55 degrees d. 60 degrees

a. 45 degrees

A specific radiographic examination of the biliary ducts is termed: a. cholangiography. b. cholecystography. c. hepatography. d. hepatorrhaphy.

a. cholangiography.

What is the length of the large intestine? a. 3 feet b. 5 feet c. 7 feet d. 8 feet

b. 5 feet

Which of the following projections will best demonstrate the fundus of the stomach? a. PA b. AP oblique, LPO c. PA oblique, LAO d. PA oblique, RAO

b. AP oblique, LPO

d. sigmoid.

The area of the colon identified in the figure below is the: a. cecum. b. ileum. c. rectum. d. sigmoid.

a. cecum.

The area of the colon identified in the figure below is the: a. cecum. b. ileum. c. sigmoid. d. rectum.

c. cardiac antrum

The area identified in the figure below is the: fundus. a. angular notch. b. cardiac antrum. c. lesser curvature.

a. fundus.

The area identified in the figure below is the: a. fundus. b. body. c. cardiac antrum. d. greater curvature.

c. pyloric portion.

The area identified in the figure below is the: a. fundus. b.duodenum. c. pyloric portion. d. angular notch.

b. pyloric antrum.

The part of the stomach identified in the figure below is the: a. greater curvature. b. pyloric antrum. c. pyloric canal. d. pyloric sphincter.

At what level is the center of the IR positioned for a lateral projection of the rectosigmoid area? a. ASIS b. iliac crests c. 2 inches above the iliac crests d. 2 inches below the iliac crests

a. ASIS

At which level is the IR centered for an AP or PA oblique stomach and duodenum? a. L1/L2 b. L2/L3 c. L3/L4 d. iliac crests

a. L1/L2

The spleen is located in the _____ of the abdomen. a. LUQ b. RUQ c. LLQ d. RLQ

a. LUQ

Which projection of the colon best demonstrates the ascending colon? (In Powerpoint Slide 125) a. PA oblique, RAO b. PA oblique, LAO c. PA axial d. AP axial

a. PA oblique, RAO

Which projection of the colon best demonstrates the right colic flexure? (In Powerpoint Slide 125) a. PA oblique, RAO b. PA oblique, LAO c. PA axial d. AP axial

a. PA oblique, RAO

The entire colon is best demonstrated in which projection? a. PA or AP b. PA axial c. PA oblique d. lateral

a. PA or AP

Which position should the patient be placed in to insert the enema tip for a barium enema? a. Sims b. Trendelenburg's c. lithotomy d. right lateral

a. Sims

A PA projection of the stomach and duodenum is often performed using a 14 × 17 inch (35 × 43 cm) IR. Which of the following describes the plane that is centered to the grid for this projection? a. The midsagittal plane b. A sagittal plane passing 4 inches to the right of the vertebral column. c. A sagittal plane passing 4 inches to the left of the vertebral column. d. A sagittal plane passing halfway between the midline and the lateral border of the abdomen.

a. The midsagittal plane

The patient "prep" for a morning stomach examination is food and fluid are withheld: a. after midnight. b. after the evening meal. c. for 12 hours. d. for 24 hours.

a. after midnight

The pouchlike portion of the large intestine that is situated below the junction of the ileum and colon is the: a. cecum b. rectum c. sigmoid colon d. vermiform appendix

a. cecum

The vermiform appendix of the colon is attached to the: a. cecum b. ileum c. sigmoid d. ascending colon

a. cecum

One of the most important technical considerations in gastrointestinal radiography is: a. elimination of motion b. speed of the examination c. production of a high-contrast image d. production of a high-resolution image

a. elimination of motion

The opening between the small intestine and the large intestine is called the: a. ileocecal valve b. ampulla of Vater c. pyloric valve d. greater duodenal papilla

a. ileocecal valve

The most distal portion of the small intestine is the: a. ileum b. pylorus c. jejunum d. duodenum

a. ileum

The majority of AP, PA, and oblique images taken during a barium enema are done on 14 × 17 inch (35 × 43 cm) IRs. Where is the IR centered on sthenic patients for the majority of these projections? a. iliac crests b. costal margin c. 2 inches above the iliac crests d. 2 inches below the iliac crests

a. iliac crests

Where is the IR centered for delayed radiographs of the small intestine? a. level of the iliac crests b. 1 inch above the iliac crests c. 2 inches above the iliac crests d. at the costal margin/L3

a. level of the iliac crests

The largest gland in the body is the: a. liver. b. spleen. c. pancreas. d. duodenum.

a. liver.

Which of the following planes is centered to the grid for the lateral projection of the esophagus? a. midcoronal plane b. midsagittal plane c. a coronal plane 2 inches anterior to the midcoronal plane d. a coronal plane 4 inches posterior to the midcoronal plane

a. midcoronal plane

The two vessels that supply blood to the liver are the: a. portal vein and hepatic artery. b. portal artery and hepatic vein. c. portal vein and cystic artery. d. cystic vein and portal artery.

a. portal vein and hepatic artery.

The folds of the thick inner lining of the stomach are termed the: a. rugae b. serous c. mucous layer d. submucous layer

a. rugae

The mucosa of the small intestine contains a series of fingerlike projections called: a. villi b. rugae c. haustra d. taeniae coli

a. villi

During an ERCP, an endoscope is passed into the duodenum under fluoroscopic control. "Spot" images are usually taken of the _____ duct(s). 1. pancreatic 2. hepatic 3. common bile a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

b. 1 and 3

Functions of the stomach include: 1.) storage of food 2.) absorption of food products 3.) chemical breakdown of food a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

b. 1 and 3

Which of the following are advantages of using the recumbent position for radiographs of the esophagus? (Pg. 118 Merrill's Volume 2) 1.) varices are better filled 2.) easier to swallow barium 3.) more complete contrast filling, especially proximal part a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

b. 1 and 3

How far above the anus is the enema bag placed during a barium enema? a. 12 inches b. 18 to 24 inches c. 24 to 36 inches d. 4 feet

b. 18 to 24 inches

Which of the following examinations requires the use of time markers on the radiographs? 1.) stomach 2.) small intestine 3.) large intestine a. 1 only b. 2 only c. 3 only d. 1, 2, and 3

b. 2 only

Which of the following is true regarding inflation of the retention balloon for a barium enema? 1.) it should be inflated by the radiographer using fluoroscopy 2.) it should be inflated by the radiologist using fluoroscopy 3.) it should be inflated by the radiologist without using fluoroscopy a. 1 only b. 2 only c. 3 only d. 1, 2, and 3

b. 2 only

How long does it take barium to go through the alimentary canal and reach the rectum? a. 12 hours b. 24 hours c. 1 day d. 1 1/2 days

b. 24 hours

At which level is the IR centered for a PA projection of the stomach and duodenum? a. T12/L1 b. L1/L2 c. L2/L3 d. iliac crests

b. L1/L2

Which of the following will demonstrate the duodenal bulb and loop in profile? a. PA b. PA oblique, RAO c. AP oblique, LPO d. AP oblique, RPO

b. PA oblique, RAO

Which two regions of the abdomen are almost entirely occupied by the liver? a. Epigastrium and left hypochondrium b. Right hypochondrium and epigastrium c. Right lateral and umbilical d. Umbilical and left lateral

b. Right hypochondrium and epigastrium

The patient preparation for a small intestine examination is food and fluid withheld: a. after the evening meal. b. after the evening meal and no breakfast. c. for 12 hours. d. for 24 hours.

b. after the evening meal and no breakfast.

For which type of body habitus is the large intestine bunched together and positioned very low in the abdomen? a. sthenic b. asthenic c. hyposthenic d. hypersthenic

b. asthenic

For which type of body habitus is the stomach nearly vertical? a. sthenic b. asthenic c. hyposthenic d. hypersthenic

b. asthenic

The esophagus joins the stomach through an opening called the: a. pyloric orifice b. cardiac orifice c. cardiac sphincter d. pyloric sphincter

b. cardiac orifice

The PA oblique projection of the colon done in the LAO position clearly demonstrates the: (In Powerpoint Slide 125) a. ascending colon b. descending colon c. right colic flexure d. transverse colon

b. descending colon

The duodenum joins the jejunum at a sharp curve called the: a. pyloric portion b. duodenojejunal flexure c. right colic flexure d. descending region

b. duodenojejunal flexure

The widest portion of the small bowel is the: a. ileum b. duodenum c. jejunum d. sigmoid

b. duodenum

What is the respiration phase for all radiographic exposures of the stomach and intestines? a. inspiration b. expiration c. suspended respiration d. slow, shallow breathing

b. expiration

Which drug may be given to the patient before a double contrast examination of the stomach to relax the GI tract? a. heparin b. glucagon c. Demerol d. oral chlorhydrate

b. glucagon

Where is the IR centered for all decubitus projections of the large intestine? a. costal margin b. iliac crests c. 2 inches above the iliac crests d. 2 inches below the iliac crests

b. iliac crests

Which projection of the stomach demonstrates its anterior and posterior surfaces? a. PA b. lateral c. AP oblique, LPO d. PA oblique, RAO

b. lateral

Which projection of the colon best demonstrates the posterior portions of the colon? a. lateral b. lateral, ventral decubitus c. AP oblique, LPO and RPO d. AP, right lateral decubitus

b. lateral, ventral decubitus

Which plane is centered to the grid for a lateral projection of the large intestine? a. midsagittal plane b. midcoronal plane c. a longitudinal plane 2 inches anterior to the median coronal plane d. a longitudinal plane 2 inches posterior to the median coronal plane

b. midcoronal plane

The contraction waves by which the digestive tube moves its contents toward the rectum are called: a. respiration b. peristalsis c. mastication d. deglutition

b. peristalsis

The muscle controlling the opening between the stomach and the duodenum is termed the: a. pylorus b. pyloric sphincter c. pyloric antrum d. ileocecal valve

b. pyloric sphincter

What is the recommended general body position for a radiographic series of the esophagus? (Pg. 118 Merrill's Volume 2) a. upright b. recumbent c. seated d. Trendelenburg's

b. recumbent

The ascending portion of the colon joins the transverse colon at the: a. left colic flexure b. right colic flexure c. sigmoid colon d. duodenojejunal flexure

b. right colic flexure

The gallbladder functions to: a. produce and secrete bile. b. store and concentrate bile. c. regulate digestion of fatty acids. d. break down toxins in the bloodstream.

b. store and concentrate bile.

The first small intestine radiograph is taken how many minutes after the patient drinks barium? a. 5 minutes b. 10 minutes c. 15 minutes d. 30 minutes

c. 15 minutes

Methods of performing a double-contrast barium enema include: 1.) enteroclysis 2.) single-stage procedure 3.) two-stage procedure a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

Methods of radiographically examining the colon include: 1.) enteroclysis 2.) single contrast 3.) double contrast a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

The main functions of the large intestine are: 1.) digestion of food 2.) reabsorption of fluids 3.) elimination of waste products a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

The routinely used methods of examining the stomach include: 1.) no contrast 2.) single contrast 3.) double contrast a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

Which of the following are advantages of using the double contrast technique for examination of the stomach? 1.) fewer radiographs are required 2.) small lesions are not obscured 3.) the mucosal lining of the stomach can be more clearly visualized a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

Which of the following describes the function of the spleen? 1. Produces glucagon 2. Produces lymphocytes 3. Stores and removes dead red blood cells a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

Which projections will clearly demonstrate the right colic flexure? 1.) right lateral 2.) AP oblique, LPO 3.) PA oblique, RAO a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

c. 2 and 3

Where is the IR centered for radiographs of the small intestine that are taken within 30 minutes of drinking the barium? (In Powerpoint Slide 81) a. level of the iliac crests b. 1 inch above the iliac crests c. 2 inches above the iliac crests d. at the costal margin/L3

c. 2 inches above the iliac crests ***For 30 minutes interval, center IR at the level of L2 above iliac crest/2 inches above the iliac crests

"High-density" barium sulfate is used primarily for: 1.) enteroclysis intestine examinations 2.) single-contrast intestine examinations 3.) double-contrast intestine examinations a. 1 only b. 2 only c. 3 only d. 1, 2, and 3

c. 3 only

Which of the following demonstrates the rectum and rectosigmoid area in a true axial projection? 1.) AP axial 2.) left lateral decubitus 3.) Chassard-Lapiné method a. 1 only b. 2 only c. 3 only d. 1, 2, and 3

c. 3 only

The stomach wall is composed of how many layers? a. 1 b. 2 c. 4 d. 5

c. 4

The wall of the small intestine is composed of how many coats? a. 2 b. 3 c. 4 d. 5

c. 4

Food and fluid should be withheld for how many hours before a stomach examination? a. 2 b. 4 c. 8 d. 12

c. 8

How far is the enema tip inserted into the rectum for a colon examination? a. no more than 2 inches b. no more than 3 inches c. no more than 4 inches d. no more than 5 inches

c. no more than 4 inches

The opening between the stomach and the small intestine is termed the pyloric: a. sphincter b. antrum c. orifice d. canal

c. orifice

For which projection of the stomach would a positioning sponge be used? a. PA b. PA oblique c. AP oblique d. lateral

c. AP oblique

Which projection of the stomach would best demonstrate a diaphragmatic herniation? a. PA b. AP c. AP, Trendelenburg's position d. AP, R lateral decubitus

c. AP, Trendelenburg's position

Which projection of the colon will best demonstrate the medial aspect of the ascending colon and the lateral aspect of the descending colon when the colon is inflated with air? a. AP oblique, RPO b. AP oblique, LPO c. AP, right lateral decubitus d. AP, left lateral decubitus

c. AP, right lateral decubitus

Which projection of the colon best demonstrates the left colic flexure? (In Powerpoint Slide 125) a. AP axial b. lateral c. PA oblique, LAO d. PA oblique, RAO

c. PA oblique, LAO

What is the recommended oblique projection and position for the best demonstration of the esophagus? a. AP, LAO b. AP, LPO c. PA, RAO d. PA, LAO

c. PA, RAO

At which plane is the central ray positioned for the PA oblique projections (LAO or RAO) of the large intestine? a. midsagittal plane b. a longitudinal plane directly over the vertebral column c. a longitudinal plane 1 to 2 inches lateral to the midline of the body on the elevated side d. a longitudinal plane 4 inches lateral to the midline of the body on the elevated side

c. a longitudinal plane 1 to 2 inches lateral to the midline of the body on the elevated side

The most common contrast medium used for radiologic examinations of the gastrointestinal tract is: a. air b. carbon dioxide c. barium sulfate d. water-soluble iodine

c. barium sulfate

The expanded portion of the terminal esophagus is called the: a. cardiac notch b. abdominal esophagus c. cardiac antrum d. esophagogastric junction

c. cardiac antrum

Which of the following best describes the administration of barium for an esophagram being performed for esophageal varices? a. swallow the barium, inhale b. swallow the barium, exhale c. exhale, swallow the barium, hold breath out d. inhale, swallow the barium, hold breath out

c. exhale, swallow the barium, hold breath out

The large intestine is made up of a series of pouches called the: a. cecum b. rugae c. haustra d. taeniae coli

c. haustra

The common bile duct and the pancreatic duct usually unite to form the: a. pyloric portion b. duodenal bulb c. hepatopancreatic ampulla d. greater duodenal papilla

c. hepatopancreatic ampulla

The degree of body rotation for the PA oblique projection of the stomach will depend on the body habitus. The greatest degree of rotation would be used for which body habitus? a. sthenic b. asthenic c. hypersthenic d. hyposthenic

c. hypersthenic

Which projection is used for radiographs made during defecography? a. AP b. AP axial c. lateral d. AP, decubitus position

c. lateral

Preparation of the intestinal tract for examination of the colon includes: 1.) laxatives 2.) dietary restrictions 3.) cleansing enemas a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

Which methods are used to administer barium for a radiographic examination of the small intestine? 1.) by mouth 2.) reflex filling 3.) enteroclysis a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

Which of the following are included as components of the alimentary canal? 1.) anus 2.) colon 3.) esophagus a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

Which of the following are the essential projections for an esophagus series? 1.) AP or PA 2.) lateral 3.) PA oblique a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

Which of the following can be used to record the fluoroscopic image? 1.) TV 2.) cine 3.) video recorders a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

Which of the following contrast mediums are used for examinations of the gastrointestinal tract? 1.) air 2.) barium sulfate 3.) water-soluble iodinated solution a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

Which projections taken during a barium enema will demonstrate the rectosigmoid area? 1.) lateral 2.) PA axial 3.) AP axial a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3

d. 1, 2, and 3

What is the length of the average adult small intestine? a. 10 feet b. 12 feet c. 20 feet d. 22 feet

d. 22 feet

How much lower should the IR be positioned when the upright position is used for projections of the stomach? a. 1 inch b. 3 inches c. 1 to 3 inches d. 3 to 6 inches

d. 3 to 6 inches

How long is the entire alimentary canal? a. 5 feet b. 10 feet c. 20 feet d. 30 feet

d. 30 feet

What is the central-ray angulation for the PA axial projection of the large intestine? a. 10 to 20 degrees cephalad b. 30 to 40 degrees cephalad c. 10 to 20 degrees caudad d. 30 to 40 degrees caudad

d. 30 to 40 degrees caudad

The central-ray angulation for the AP axial projection of the large intestine is: a. 10 to 20 degrees caudad b. 30 to 40 degrees caudad c. 10 to 20 degrees cephalad d. 30 to 40 degrees cephalad

d. 30 to 40 degrees cephalad

The degree of body rotation for an AP oblique stomach radiograph ranges from: a. 20 to 30 degrees b. 30 to 40 degrees c. 40 to 50 degrees d. 30 to 60 degrees

d. 30 to 60 degrees

What is the degree of body rotation for the PA oblique projection of the esophagus? a. 20 degrees b. 30 degrees c. 20 to 30 degrees d. 35 to 40 degrees

d. 35 to 40 degrees

The degree of body rotation for an AP oblique projection of the large intestine is: a. 30 degrees b. 45 degrees c. 20 to 30 degrees d. 35 to 45 degrees

d. 35 to 45 degrees

The degree of body rotation for the PA oblique projection (RAO or LAO) of the large intestine is: a. 20 degrees b. 30 degrees c. 20 to 30 degrees d. 35 to 45 degrees

d. 35 to 45 degrees

The wall of the colon is composed of how many layers? a. 1 b. 2 c. 3 d. 4

d. 4

The wall of the esophagus is composed of how many layers of tissue? a. 1 b. 2 c. 3 d. 4

d. 4

How much is the body rotated for the PA oblique projection of the stomach and duodenum? a. 40 degrees b. 45 degrees c. 60 degrees d. 40 to 70 degrees

d. 40 to 70 degrees

What percentage of the population will have a combination of sthenic and hyposthenic body habitus? (Merrill's Page 99 Volume 2) a. 50% b. 60% c. 75% d. 85%

d. 85%

A PA projection of the stomach and duodenum can be performed using a 10 × 12 inch (24 × 30 cm) IR. Which of the following describes the plane that is centered to the grid for this projection? a. The midsagittal plane b. A sagittal plane passing 4 inches to the right of the vertebral column. c. A sagittal plane passing 4 inches to the left of the vertebral column. d. A sagittal plane passing halfway between the midline and the lateral border of the abdomen.

d. A sagittal plane passing halfway between the midline and the lateral border of the abdomen.

Which projection of the colon best demonstrates the lateral aspect of the ascending colon and the medial aspect of the descending colon, when the colon is inflated with air? a. AP oblique, RPO b. AP oblique, LPO c. AP, right lateral decubitus d. AP, left lateral decubitus

d. AP, left lateral decubitus

Which of the following planes is centered to the grid for the PA oblique projection of the stomach and duodenum? a. midsagittal plane b. a longitudinal plane passing 4 inches to the right of the vertebral column c. a longitudinal plane passing 4 inches to the left of the vertebral column d. a longitudinal plane midway between the vertebrae and the lateral border of the elevated side

d. a longitudinal plane midway between the vertebrae and the lateral border of the elevated side

Which of the following planes is positioned to the center of the grid for the lateral projection of the stomach and duodenum? a. midcoronal plane b. a coronal plane passing 2 inches posterior to the median coronal plane c. a coronal plane passing 2 inches anterior to the median coronal plane d. a plane passing midway between the midcoronal plane and the anterior surface of the abdomen

d. a plane passing midway between the midcoronal plane and the anterior surface of the abdomen

The exocrine cells of the pancreas function to produce and secrete: a. bile b. insulin c. glucagon d. digestive juice

d. digestive juice

The general term used to describe the surgical procedure of forming an artificial opening to the intestine for the passage of fecal material is: a. colostomy b. enterectomy c. enterotomy d. enterostomy

d. enterostomy

The opening inside the duodenum where pancreatic enzymes and bile enter is called the: a. pyloric portion b. duodenal bulb c. hepatopancreatic ampulla d. greater duodenal papilla

d. greater duodenal papilla

For which type of body habitus is the stomach almost horizontal? a. sthenic b. asthenic c. hyposthenic d. hypersthenic

d. hypersthenic

The jejunum and ileum are attached to the posterior wall of the abdomen by the: a. haustra b. iliacus muscle c. psoas muscle d. mesentery

d. mesentery