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23. Digestive System

Functional Anatomy: Stomach

23. Digestive System

Functional Anatomy: Stomach

Stomach structure

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Anatomy Review Digestive

Anatomy Review Digestive

Stomach Anatomy

Stomach Anatomy

Dr Matt & Dr Mike

Structure & Functions Of The Stomach

Structure & Functions Of The Stomach

Human digestive system - How it works! (Animation)

Human digestive system - How it works! (Animation)

Thomas Schwenke

Stomach Anatomy (Topography, External Features, Parts, Layers)

Stomach Anatomy (Topography, External Features, Parts, Layers)

Showing 5 of 5 videos

Practice this topic

Multiple Choice

Which of the following is NOT a function of the stomach?

Multiple Choice

The only stomach function that is essential to life is __________.

Textbook Question

The lamina propria forms part of the a. muscularis externa, b. submucosa, c. serosa, d. mucosa.

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Textbook Question

Multiple Choice More than one choice may apply. Match the letter of the digestive organ shown in the figure with its function. ___ churning occurs here

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Textbook Question

Multiple Choice More than one choice may apply. Where in the stomach do the strongest peristaltic waves occur? a. b. c. d.

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Textbook Question

The sphincter between the stomach and duodenum is a. the pyloric sphincter, b. the gastroesophageal sphincter, c. the hepatopancreatic sphincter, d. the ileocecal valve.

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Textbook Question

Someone has eaten a meal of buttered toast, cream, and eggs. Which of the following would you expect to happen? a. Compared to the period shortly after the meal, gastric motility and secretion of HCl decrease when the food reaches the duodenum; b. gastric motility increases even as the person is chewing the food (before swallowing); c. fat will be emulsified in the duodenum by the action of bile; d. all of these.

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Textbook Question

Trace the path of a single protein molecule that has been ingested. The protein molecule will be digested by enzymes made by a. the mouth, stomach, and colon, b. the stomach, liver, and small intestine, c. the small intestine, mouth, and liver, d. the pancreas, stomach, and small intestine.

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Textbook Question

Trace the path of a single protein molecule that has been ingested. The protein molecule must be digested before it can be transported to and utilized by the cells because a. protein is only useful directly, b. protein has a low pH, c. proteins in the circulating blood produce an adverse osmotic pressure, d. the protein is too large to be readily absorbed.

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Textbook Question

Describe the role of these cells found in gastric glands: parietal, chief, mucous neck, and enteroendocrine.

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Textbook Question

A young woman is put through an extensive battery of tests to determine the cause of her stomach pains. She is diagnosed with gastric ulcers. An antihistamine drug is prescribed, and she is sent home. What is the mechanism of her medication? What life-threatening problems can result from a poorly managed ulcer? Why did the clinic doctor warn the woman not to take aspirin?

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Textbook Question

Describe the regulation of the cephalic, gastric, and intestinal phases of gastric secretion.

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Textbook Question

An anorexic girl shows a high level of acetone in her blood. What is this condition called, and what has caused it?

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Textbook Question

How is the stomach protected from digestion?

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Textbook Question

How does each of the three phases of gastric secretion promote and facilitate gastric control?

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Textbook Question

Nutritionists have found that after a heavy meal, the pH of blood increases slightly, especially in the veins that carry blood away from the stomach. What causes this increase in blood pH?

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Textbook Question

Troy Francis, a middle-aged salesman, complains of a burning pain in the 'pit of his stomach,' usually beginning about two hours after eating and abating after drinking a glass of milk. When asked to indicate the site, he points to his epigastric region. The GI tract is examined by X-ray fluoroscopy. A gastric ulcer is visualized, and drug therapy using a proton pump inhibitor and antibiotics is recommended. a. Why is this treatment suggested? b. What are the possible consequences of nontreatment?

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Textbook Question

Recently, more people have turned to surgery to help them lose weight. One form of weight control surgery involves stapling a portion of the stomach shut, creating a smaller volume. How would such a surgery result in weight loss?

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Textbook Question

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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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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Textbook Question

A surgical procedure known as gastric bypass involves removing all or part of the stomach.

a. Ms. Anthony has undergone gastric bypass and her stomach has been removed entirely. She goes out to dinner and eats an extremely large meal. Explain what will happen in her small and large intestine following this meal.

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Textbook Question

A surgical procedure known as gastric bypass involves removing all or part of the stomach.

b. How would stomach removal affect absorption of vitamin B12? Explain.

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Textbook Question

Match the following terms with the correct definition.

____Chief cells

____Parietal cells

____Gastrin

____Pyloric sphincter

____Diffuse neuroendocrine (DNES) cells

____Gastroesophageal sphincter

____Pepsin

____Chyme

a. Hormone that stimulates multiple digestive processes

b. Enzyme that begins protein digestion

c. Produce acid and intrinsic factor

d. Liquid produced as a result of stomach churning

e. Produce pepsinogen

f. Cells in gastric glands that produce hormones

g. Controls passage of bolus from esophagus to stomach

h. Controls passage of stomach contents to duodenum

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Showing 23 of 23 practice

Gastric juice

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Digestive System Secretion

Digestive System Secretion

Stomach Histology, Gastric Pits

Stomach Histology, Gastric Pits

Dr Matt & Dr Mike

Gastric Gland Secretion

Gastric Gland Secretion

Practice this topic

Multiple Choice

Pepsin enzymatically digests __________.

Multiple Choice

What are the main organic molecules digested in the stomach?

Multiple Choice

Which of the following products does the stomach produce?

Multiple Choice

Which of the following cells produce HCl?

Multiple Choice

Which of the following cells produce pepsinogen?

Showing 5 of 5 practice

Regulation of gastic secretion and stomach motility

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Digestive System Secretion

Digestive System Secretion

Control of the Digestive System

Control of the Digestive System

Control of the GI Tract: The Roles of Gastrin, CCK, Secretin, Motilin and Gastric Inhibitory Peptide

Control of the GI Tract: The Roles of Gastrin, CCK, Secretin, Motilin and Gastric Inhibitory Peptide

Phases of Digestion – Gastrointestinal System | Lecturio

Phases of Digestion – Gastrointestinal System | Lecturio

Lecturio Medical

Digestive System, Part 2: Crash Course Anatomy & Physiology #34

Digestive System, Part 2: Crash Course Anatomy & Physiology #34

Phases of Digestion – Gastrointestinal System | Lecturio

Phases of Digestion – Gastrointestinal System | Lecturio

Lecturio Medical

Regulation of Gastric Secretion

Regulation of Gastric Secretion

Showing 7 of 7 videos

Practice this topic

Multiple Choice

The phases of gastric secretion, from first to last, are __________.

Multiple Choice

During the intestinal phase of gastric regulation, __________.

Multiple Choice

Some aspects of the __________ phase of gastric secretion, which occur before food enters the stomach, may be considered conditioned reflexes.

Alkaline tide

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Mechanism of HCL Secretion

Mechanism of HCL Secretion

Hussain Biology

Parietal Cell Physiology

Parietal Cell Physiology

Wallace's Anatomy and Physiology

Practice this topic

Multiple Choice

The increased concentration of HCO₃^– in blood draining from the stomach is called __________.