Textbook Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
The exocrine cells of the pancreas and salivary glands are islet cells.
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Ch. 22 The Digestive System
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814
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Table of contents
- Ch. 1 Introduction to Anatomy and Physiology24
- Ch. 2 The Chemistry of Life37
- Ch. 3 The Cell54
- Ch. 4 Histology46
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System35
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System41
- Ch. 13 The Peripheral Nervous System41
- Ch. 14 The Autonomic Nervous System and Homeostasis31
- Ch. 15 The Special Senses39
- Ch. 16 The Endocrine System42
- Ch. 17 The Cardiovascular System I: The Heart28
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity41
- Ch. 21 The Respiratory System27
- Ch. 22 The Digestive System27
- Ch. 23 Metabolism and Nutrition7
- Ch. 24 The Urinary System39
- Ch. 25 Fluid, Electrolyte, and Acid-Base Homeostasis39
- Ch. 26 The Reproductive System10
- Ch. 27 Development and Heredity5
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814Not the one you use?Change textbook
Chapter 22, Problem 20
The peritoneal cavity is located:
a. Around each of the digestive organs
b. Between layers of mesentery
c. Superior to the greater omentum
d. Between the parietal and visceral peritoneum
Verified step by step guidance1
Understand the anatomy of the peritoneal cavity: The peritoneal cavity is a potential space within the abdominal cavity that is lined by a serous membrane called the peritoneum. This membrane has two layers: the parietal peritoneum (lining the abdominal wall) and the visceral peritoneum (covering the abdominal organs).
Clarify the relationship between the parietal and visceral peritoneum: The peritoneal cavity is the space between these two layers. It contains a small amount of lubricating serous fluid that allows the organs to move smoothly against each other and the abdominal wall.
Analyze the options provided: Option (a) refers to the digestive organs, but the peritoneal cavity is not specifically 'around' each organ—it is the space between the two peritoneal layers. Option (b) mentions the mesentery, which is a fold of the peritoneum that supports the intestines, but the peritoneal cavity is not located between layers of mesentery. Option (c) refers to the greater omentum, which is a large fold of peritoneum, but the peritoneal cavity is not defined as being superior to it. Option (d) correctly describes the peritoneal cavity as the space between the parietal and visceral peritoneum.
Eliminate incorrect options: Based on the anatomical definitions, options (a), (b), and (c) do not accurately describe the location of the peritoneal cavity. Option (d) is the most accurate description.
Conclude that the correct answer is the one that aligns with the anatomical definition of the peritoneal cavity: It is located between the parietal and visceral peritoneum.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Peritoneal Cavity
The peritoneal cavity is a potential space within the abdominal cavity that houses various organs. It is lined by a serous membrane called the peritoneum, which consists of two layers: the parietal peritoneum, lining the abdominal wall, and the visceral peritoneum, covering the abdominal organs. This cavity allows for movement and expansion of the organs while providing a lubricated surface.
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Organization of the Abdominopelvic Cavity
Mesentery
Mesentery is a fold of peritoneum that attaches the intestines to the posterior abdominal wall, providing support and containing blood vessels, nerves, and lymphatics. It plays a crucial role in anchoring the intestines in place while allowing for their mobility. Understanding the relationship between the mesentery and the peritoneal cavity is essential for comprehending abdominal anatomy.
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Visceral and Parietal Peritoneum
The visceral peritoneum is the layer of peritoneum that directly covers the abdominal organs, while the parietal peritoneum lines the abdominal wall. The space between these two layers forms the peritoneal cavity, which can be a site for fluid accumulation or infection. Recognizing the distinction between these layers is vital for understanding abdominal pathology and surgical procedures.
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Related Practice
Textbook Question
Lipids associate with bile salts in the small intestine to form_____ . In the enterocyte, lipids are packaged with other lipids into______.
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Textbook Question
The common hepatic duct and main pancreatic duct enter into the:
a. Pyloric sphincter
b. Duodenum
c. Ileum
d. Cecum
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Textbook Question
Which of the following occurs/occur during the cephalic phase of gastric acid secretion?
a. Stimulation of gastrin and histamine release
b. Direct stimulation of parietal cells
c. Inhibition of somatostatin release
d. Both a and b are correct
e. All of the above are correct
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