Domanda del libro di testo
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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Ch. 22 The Digestive System
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822
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TOC.tableOfContents
- Ch. 1 Introduction to Anatomy and Physiology26
- Ch. 2 The Chemistry of Life38
- Ch. 3 The Cell55
- Ch. 4 Histology47
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System36
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System42
- 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 Heart30
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity45
- 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
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822Non è quello che usi tu?Cambia libro di testo
Capitolo 22, Problema 18e
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
e. During eating, the small intestine exhibits motion in the migrating motor complex pattern.
Guida verificata passo dopo passo1
Understand the function of the migrating motor complex (MMC): The MMC is a pattern of electromechanical activity observed in the gastrointestinal tract during fasting, not during eating. It helps clear undigested food and bacteria from the stomach and small intestine.
Review the types of motility in the small intestine during eating: During eating, the small intestine exhibits segmentation and peristalsis, which are responsible for mixing food with digestive enzymes and propelling it forward.
Compare the MMC with motility during eating: The MMC occurs in cycles during fasting, while segmentation and peristalsis are active during the fed state.
Determine the truth of the statement: Based on the above information, the statement is false because the small intestine does not exhibit MMC during eating.
Correct the false statement: Rewrite the statement to say, 'During eating, the small intestine exhibits motion in the segmentation and peristalsis patterns.'
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Migrating Motor Complex (MMC)
The Migrating Motor Complex is a pattern of electromechanical activity observed in the gastrointestinal tract during fasting. It consists of a series of contractions that occur in the stomach and small intestine, helping to clear out residual food and secretions. The MMC is crucial for maintaining gut health and preventing bacterial overgrowth.
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Percorso guidato
2:31
Major Histocompatibility Complexes
Small Intestine Motility
Small intestine motility refers to the coordinated contractions of the smooth muscle in the small intestine that facilitate the movement of food and digestive contents. This motility is characterized by peristalsis and segmentation, which occur primarily during digestion, rather than the MMC pattern, which is more active during fasting.
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3:06Motility in the Small Intestine
Digestive Phases
The digestive process is divided into phases: the cephalic, gastric, and intestinal phases. During the intestinal phase, the small intestine is actively involved in digestion and absorption, leading to different motility patterns compared to the fasting state. Understanding these phases is essential for recognizing when specific motility patterns, like the MMC, are active.
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Percorso guidato
03:21Phases of Mitosis
Pratica correlata
Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
c. Smooth muscle of the stomach contracts when food enters from the esophagus.
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Domanda del libro di testo
How does absorption of lipids differ from absorption of carbohydrates and proteins in the small intestine?
a. Lipids are absorbed into a capillary; carbohydrates and proteins are absorbed into a lacteal.
b. Lipids are not absorbed in the small intestine.
c. Lipids are absorbed into a lacteal; carbohydrates and proteins are absorbed into a capillary.
d. They are all absorbed into the same structure.
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
b. The esophageal and pharyngeal phases of swallowing are mediated by the swallowing reflex of the brainstem and the enteric nervous system.
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Domanda del libro di testo
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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