abdmn ch3 test

Question: The pancreas is located posterior to the stomach.

True — Easy Explanation: The pancreas lies behind the stomach in the upper abdomen.

Question: In which abdominal quadrant is the cecum found?

C) Right lower quadrant — Easy Explanation: The cecum is the first part of the large intestine and is located in the RLQ.

Question: Why is the right kidney lower than the left kidney?

B) Presence of the liver — Easy Explanation: The large liver pushes the right kidney downward.

Question: The term gastro refers to the intestine.

False — Easy Explanation: Gastro refers to the stomach.

Question: Which abdominal region contains the right colic (hepatic) flexure?

A) Right lateral lumbar — Easy Explanation: The hepatic flexure lies in the right lumbar region.

Question: Which part of the large intestine lies between the right and left colic flexures?

A) Transverse colon — Easy Explanation: The transverse colon connects the two flexures.

Question: Which part of the small intestine is the shortest?

A) Duodenum — Easy Explanation: The duodenum is much shorter than the jejunum and ileum.

Question: Which structure helps support and stabilize the small intestine?

A) Mesentery — Easy Explanation: The mesentery anchors the small intestine to the abdominal wall.

Question: Which structure is part of the lymphatic system?

D) Spleen — Easy Explanation: The spleen filters blood and is part of the lymphatic system.

Question: What is another name for the greater omentum?

C) Fatty apron — Easy Explanation: The greater omentum hangs over the intestines like an apron.

Question: The suprarenal glands are part of which system?

B) Endocrine — Easy Explanation: The adrenal glands produce hormones.

Question: The greater omentum extends from the transverse colon to the:

B) Greater curvature of the stomach — Easy Explanation: The greater omentum attaches to the stomach and transverse colon.

Question: Proper breathing instructions can stop diaphragm motion.

True — Easy Explanation: Holding the breath reduces diaphragm movement.

Question: The prefix pyelo refers to the:

C) Renal pelvis — Easy Explanation: Pyelo means the collecting region of the kidney.

Question: Which is the largest solid organ in the abdomen?

D) Liver — Easy Explanation: The liver is the largest internal organ.

Question: What is the double-walled membrane lining the abdominopelvic cavity?

C) Peritoneum — Easy Explanation: The peritoneum surrounds and supports abdominal organs.

Question: Which muscle should be visible on a properly exposed abdomen radiograph?

C) Psoas major — Easy Explanation: The psoas muscles are important exposure indicators.

Question: In which abdominal quadrant is the gallbladder found?

A) Right upper quadrant — Easy Explanation: The gallbladder sits beneath the liver in the RUQ.

Question: Which organ is NOT an accessory digestive organ?

C) Spleen — Easy Explanation: The spleen is part of the lymphatic system, not digestion.

Question: The prominent projection on the anterior ilium is the:

B) ASIS — Easy Explanation: The anterior superior iliac spine is an important positioning landmark.

Question: The spleen is located in which peritoneal compartment?

A) Intraperitoneum — Easy Explanation: The spleen is surrounded by peritoneum.

Question: A 16-year-old female with possible kidney stones should receive what gonadal shielding?

A) Do not use it — Easy Explanation: Shielding may obscure important anatomy.

Question: Which projection best demonstrates an umbilical hernia?

D) Dorsal decubitus — Easy Explanation: The dorsal decubitus shows anterior abdominal wall abnormalities well.

Question: The iliac crest corresponds to which vertebral level?

D) L4-5 — Easy Explanation: The iliac crest is a key landmark at L4-L5.

Question: Which exposure factors are best for an average adult abdomen?

D) 75 kV, 600 mA, 1/30 sec, grid, 40-inch SID — Easy Explanation: This provides good contrast and limits motion.

Question: Exposure factors should be ____ for a patient with a large ileus.

C) Decrease — Easy Explanation: Excess gas reduces tissue density.

Question: What is the best method to control voluntary motion during abdominal radiography?

A) Short exposure time — Easy Explanation: Faster exposures reduce motion blur.

Question: Which landmark corresponds to the L2-3 vertebral level?

B) Inferior costal margin — Easy Explanation: The lower rib margin is near L2-L3.

Question: Which imaging modality commonly uses IV iodinated contrast for abdominal studies?

A) CT — Easy Explanation: CT often uses iodinated contrast to enhance organs and vessels.

Question: What breathing phase is used for an AP KUB?

B) Expiration — Easy Explanation: Expiration raises the diaphragm and reduces motion.

Question: What term describes fluid accumulation in the peritoneal cavity?

D) Ascites — Easy Explanation: Ascites is abnormal fluid within the abdomen.

Question: The xiphoid process is at what vertebral level?

C) T9-10 — Easy Explanation: The xiphoid process lies near T9-T10.

Question: The pancreas is located in which compartment?

B) Retroperitoneal — Easy Explanation: Most of the pancreas lies behind the peritoneum.

Question: Gonadal shielding can often be used for male AP abdomen projections.

True — Easy Explanation: Male gonads can often be shielded without covering anatomy.

Question: What landmark is most reliable for checking PA abdomen rotation?

C) Ala of ilium — Easy Explanation: Symmetry of the iliac wings indicates proper positioning.

Question: What is the preferred imaging modality for the gallbladder?

A) Sonography — Easy Explanation: Ultrasound is the first-choice exam for gallbladder evaluation.

Question: What is the most inferior positioning landmark of the abdomen/pelvis?

A) Ischial tuberosity — Easy Explanation: The ischial tuberosities are the lowest bony landmarks.

Question: Exposure factors should be ____ for severe ascites.

A) Increase — Easy Explanation: Extra fluid increases tissue density.

Question: To include the lower abdomen on a KUB, palpate the:

C) Greater trochanter or symphysis pubis — Easy Explanation: These landmarks help ensure the bladder region is included.

Question: Where is the CR centered for a left lateral decubitus abdomen?

B) 2 inches (5 cm) above iliac crest — Easy Explanation: This includes the diaphragm for free air visualization.

Question: Which projection best demonstrates an abdominal aortic aneurysm?

A) Dorsal decubitus — Easy Explanation: The dorsal decubitus clearly demonstrates the aorta.

Question: A 3-year-old patient cannot hold still. What should be done?

C) Use a shorter exposure time — Easy Explanation: Shorter exposure reduces motion blur.

Question: Where is the CR centered for the AP supine abdomen in an acute abdominal series?

B) At level of iliac crest — Easy Explanation: This centers the abdominal cavity.

Question: Which condition suggests the need for a dorsal decubitus abdomen?

D) All of the above — Easy Explanation: Dorsal decubitus can demonstrate aneurysms, hernias, and aortic calcifications.

Question: Where is the CR centered for a left lateral decubitus abdomen?

C) 2 inches (5 cm) above iliac crest — Easy Explanation: This includes the diaphragm for air-fluid evaluation.

Question: To include the diaphragm on an erect abdomen, the top of the IR should be at the level of the:

D) Axilla — Easy Explanation: This ensures the diaphragm is included.

Question: What CR centering is used for a dorsal decubitus abdomen?

B) 2 inches (5 cm) above iliac crest — Easy Explanation: This includes the upper abdomen and diaphragm.

Question: Which is NOT an indication for an acute abdominal series?

A) Kidney stone — Easy Explanation: Kidney stones are usually evaluated with a KUB rather than an acute abdomen series.

Question: A KUB shows kidneys and symphysis pubis but cuts off the obturator foramina. What adjustment is needed?

D) No centering adjustments are necessary — Easy Explanation: The required anatomy is already included.

Question: Why is the left lateral decubitus preferred over the right?

C) Any intraperitoneal air will be visualized along the lower liver margin — Easy Explanation: Free air is easier to see next to the liver.

Question: What kV range is recommended for an adult KUB?

B) 70 to 80 — Easy Explanation: This range provides good abdominal contrast and penetration.

Question: Why is a PA abdomen less desirable than an AP abdomen for a KUB?

C) Kidneys are farther from the image receptor with PA projection — Easy Explanation: Greater distance causes more magnification of the kidneys.

Question: An AP abdomen shows widening of the left iliac wing and narrowing of the right iliac wing. What positioning error occurred?

A) Rotation to the left (LPO) — Easy Explanation: The side rotated away from the IR appears wider.

Question: A hyposthenic patient's KUB cuts off both the symphysis pubis and the top of the kidney. What should be done?

C) Use two 14 × 17 inch cassettes lengthwise, one centered lower and one higher — Easy Explanation: Two images are needed to include all anatomy.

Question: An ambulatory patient with a possible perforated duodenal ulcer should receive which projection?

D) Erect PA chest — Easy Explanation: Free intraperitoneal air is best seen under the diaphragm.

Question: Low kV and high mAs is the ideal combination to reduce patient dose.

False — Easy Explanation: Higher kV with lower mAs generally reduces patient dose.

Question: An ambulatory patient with possible ascites should receive which abdomen projection?

A) AP erect — Easy Explanation: Fluid levels are best demonstrated erect.

Question: What must be observed for an AP erect abdomen projection?

C) Patient needs to be upright a minimum of 5 minutes before imaging — Easy Explanation: This allows air and fluid levels to settle.

Question: For a dorsal decubitus abdomen with the patient's right side against the IR, which marker should be used?

A) Right and decubitus markers — Easy Explanation: The marker identifies the side closest to the IR.

Question: A postoperative patient with a possible perforated bowel cannot stand or sit. Which position is best?

D) Left lateral decubitus — Easy Explanation: Free air rises and is visible against the liver.

Question: The jejunum is classified as:

A) Intraperitoneal — Easy Explanation: The jejunum is suspended by mesentery within the peritoneal cavity.

Question: An ileus is another term for:

C) Bowel obstruction — Easy Explanation: Ileus refers to obstruction or lack of bowel movement.

Question: The sigmoid colon is classified as:

A) Intraperitoneal — Easy Explanation: The sigmoid colon is freely movable within the peritoneal cavity.

Question: The C-loop of the duodenum is classified as:

B) Retroperitoneal — Easy Explanation: Most of the duodenum lies behind the peritoneum.

Question: The spleen is classified as:

A) Intraperitoneal — Easy Explanation: The spleen is enclosed within the peritoneum.

Question: The Pigg-O-Stat is recommended for erect abdomen projections on young pediatric patients.

True — Easy Explanation: It helps safely immobilize pediatric patients.

Question: A patient with pneumoperitoneum who can stand should receive which projection?

B) AP erect abdomen — Easy Explanation: Free air rises beneath the diaphragm and is easier to detect.

Question: The adrenal glands are classified as:

B) Retroperitoneal — Easy Explanation: The adrenal glands lie behind the peritoneum above the kidneys.

Question: The transverse colon is classified as:

A) Intraperitoneal — Easy Explanation: It is suspended by the transverse mesocolon.

Question: The urinary bladder is classified as:

C) Infraperitoneal — Easy Explanation: The bladder lies below the peritoneal cavity.

Question: Which conditions can produce a dynamic bowel obstruction?

D) All of the above — Easy Explanation: Adhesions, Crohn's disease, and intussusception can all obstruct the bowel.

Question: The abdominal aorta and inferior vena cava are classified as:

B) Retroperitoneal — Easy Explanation: Major abdominal vessels lie behind the peritoneum.

Question: A patient with possible abdominal bleeding cannot stand or sit. Which projection best demonstrates abdominal fluid?

D) Left lateral decubitus — Easy Explanation: Fluid levels can be visualized when the patient is lying on the side.

Question: The ascending and descending colon are classified as:

B) Retroperitoneal — Easy Explanation: These portions are attached to the posterior abdominal wall.

Question: The lower rectum is classified as:

C) Infraperitoneal — Easy Explanation: The lower rectum lies below the peritoneal cavity.

Question: Gonadal shielding can be used on an adolescent female with possible urinary stones.

False — Easy Explanation: Shielding may obscure important anatomy.

Question: The most common involuntary motion in the abdomen is peristalsis.

True — Easy Explanation: Peristalsis is the normal movement of the intestines.

Question: The lateral abdomen projection best demonstrates the prevertebral region.

True — Easy Explanation: The lateral view clearly shows structures anterior to the spine.

Question: The pancreas is classified as:

B) Retroperitoneal — Easy Explanation: Most of the pancreas lies behind the peritoneum.

Question: Reproductive organs are classified as:

C) Infraperitoneal — Easy Explanation: They are located below the peritoneal cavity.

Question: The liver is classified as:

A) Intraperitoneal — Easy Explanation: The liver is covered by peritoneum and lies within the abdominal cavity.

Question: Telescoping of one bowel segment into another is called:

F) Intussusception — Easy Explanation: One section of intestine slides into another.

Question: Inflammation of the colon, often involving the rectosigmoid region, is called:

D) Ulcerative colitis — Easy Explanation: Ulcerative colitis affects the inner lining of the colon.

Question: Bowel obstruction caused by lack of intestinal motility is called:

B) Adynamic ileus — Easy Explanation: The bowel stops moving normally.

Question: The kidneys are classified as:

B) Retroperitoneal — Easy Explanation: The kidneys lie behind the peritoneum.

Question: Chronic inflammation of the intestinal wall that may cause obstruction is called:

G) Crohn's disease — Easy Explanation: Crohn's disease can cause narrowing and blockage of the intestines.

Question: Abnormal accumulation of fluid in the peritoneal cavity is called:

C) Ascites — Easy Explanation: Ascites is excess fluid within the abdomen.

Question: The proximal ureters are classified as:

B) Retroperitoneal — Easy Explanation: The ureters travel behind the peritoneum.

Question: Twisting of a loop of intestine causing obstruction is called:

A) Volvulus — Easy Explanation: Volvulus cuts off normal bowel flow.

Question: Free air or gas within the peritoneal cavity is called:

E) Pneumoperitoneum — Easy Explanation: Pneumoperitoneum often results from a perforated bowel.