Abdominal Anatomy and Sonography

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Which of the following organs is NOT located in the Left Upper Quadrant?

Spleen

Gallbladder (correct)

Liver

Pancreas

How many regions are the abdominal organs divided into?

8

4

6

9 (correct)

Which of the following structures is NOT part of the abdominal wall?

Diaphragm

Muscle

Ligaments

Spleen (correct)

What is the name of the cavity that contains the abdominal organs?

Abdominal pelvic cavity Signup and view all the answers

Which of the following organs is located in the Right Lower Quadrant?

Appendix Signup and view all the answers

What is the primary function of the greater omentum?

Insulating organs from the abdominal wall Signup and view all the answers

Which muscle is located medial to the iliopsoas?

Obturator Internis Signup and view all the answers

What is the function of the lesser omentum?

Attaching the stomach to the porta hepatis Signup and view all the answers

Which muscle forms the posterior border of the abdominal cavity?

Quadratus Lumborum Signup and view all the answers

What is the purpose of the mesentery?

Attaching the bowel to the abdominal wall Signup and view all the answers

What is the function of the ligaments?

Attaching organs to the abdominal wall or different organs Signup and view all the answers

Which region contains the spleen, large/small intestines, left kidney, pancreas, stomach, and tip of the liver?

Left Hypochondriac Region Signup and view all the answers

What is found in the Right Lumbar Region?

Portions of the ascending colon, small intestine, and right kidney Signup and view all the answers

Which organ is NOT found in the Epigastric Region?

Spleen Signup and view all the answers

What is found in the Umbilical Region?

The duodenum, the small intestine, as well as the transverse colon Signup and view all the answers

Which region contains the left ureter and reproductive organs?

Left Lower Quadrant Signup and view all the answers

Which region contains the appendix, cecum, ascending colon, and small intestine?

Right Iliac Region Signup and view all the answers

What forms the superior border of the abdominal pelvic cavity?

Diaphragm Signup and view all the answers

Which part of the peritoneum lines the abdominal walls?

Parietal peritoneum Signup and view all the answers

What is the main function of the peritoneum?

To secrete serous fluid Signup and view all the answers

Which organs are classified as intraperitoneal organs?

Liver, gallbladder, spleen, stomach, and transverse colon Signup and view all the answers

What is the main difference between the peritoneal cavity in males and females?

The presence of a closed cavity in males Signup and view all the answers

What is the name of the cavity that includes the abdomen and the pelvis?

Abdominopelvic cavity Signup and view all the answers

What is the main function of the aponeuroses of the external oblique, internal oblique, and transverse abdominus muscles?

To form the rectus sheath Signup and view all the answers

What is the characteristic of the sonographic appearance of the linea alba?

Hyperechoic compared to muscle Signup and view all the answers

What is the sonographic appearance of the diaphragm?

A curvilinear or dome-shaped interface with a thin, hypoechoic band Signup and view all the answers

What is the cause of the split image artifact on sonography?

Refraction of sound at the muscle/fat interface Signup and view all the answers

What is the characteristic of the crura of the diaphragm on sonography?

Thin, hypoechoic bands Signup and view all the answers

What is the mirror image artifact on sonography?

A second thin echogenic line superior to the diaphragm/lung interface Signup and view all the answers