CH 12 Drugs for the Gastrointestinal System Flashcards
- Which structure performs the mechanical action of breaking up food into smaller pieces?
Mouth
Esophagus
Stomach
Small intestine
Mouth
The mouth and its accessory parts (tongue and teeth) perform the mechanical action of breaking up food into smaller pieces.
- Which term describes the rhythmic contractions of the lining of the GI tract to push food along the passageway?
Defecation
Eructation
Peristalsis
Intestinal motility
Peristalsis
Peristalsis describes the rhythmic contractions of the lining of the GI tract to push food along the passageway.
- Which term describes chemical substances that aid digestion and are secreted by the glands in the mouth, the lining of the stomach, and from the accessory organs?
Electrolytes
Enzymes
Hormones
Bile
Enzymes
Enzymes are chemical substances that aid digestion and are secreted by the glands in the mouth, the lining of the stomach, and from the accessory organs.
- Which structure works to absorb nutrients into the bloodstream during the digestive process?
Stomach
Small intestine
Large intestine
Pancreas
Small intestine
Much of the digestive process occurs in the small intestine where nutrients are absorbed into the bloodstream
- Which structure prepares undigested substances for elimination from the body?
Stomach
Small intestine
Large intestine
Pancreas
Large intestine
The large intestine prepares undigested substances for elimination from the body.
- Which is NOT a function of saliva?
To dissolve food
To coat food for easy swallowing
To begin to act on carbohydrates
To signal the esophagus to begin peristalsis
To signal the esophagus to begin peristalsis
The functions of saliva are to dissolve food, coat food for easy swallowing, and begin to act on carbohydrates to turn into sugars.
- Which condition occurs if the stomach is irritated and peristalsis takes place in the opposite direction?
Diarrhea
Vomiting
Eructation
Flatulence
Vomiting
Vomiting occurs if the stomach is irritated and peristalsis takes place in the opposite direction.
- Which term is used to describe food mixed with stomach secretions?
Bolus
Bile
Chyme
Stool
Chyme
Chyme is the term used to describe food mixed with stomach secretions.
- Which structure receives food directly from the stomach, where it is mixed with strong digestive juices from the liver and pancreas?
Duodenum
Ileum
Jejunum
Gallbladder
Duodenum
The duodenum receives food directly from the stomach, where it is mixed with strong digestive juices from the liver and pancreas.
- Which term describes small, fingerlike projections of the small intestinal lining that provide a large surface area for absorption of nutrients into the bloodstream?
Cilia
Flagella
Fimbriae
Villi
Villi
Villi are small, fingerlike projections of the small intestinal lining that provide a large surface area for absorption of nutrients into the bloodstream.
- Which substance is secreted from the liver and aids in digesting fats?
Bile
Saliva
Insulin
Histamine
Bile
Bile is secreted by the liver and stored in the gallbladder and aids in digesting fats.
- Stress can affect digestion because peristalsis and secretion of digestive enzymes are under the control of the _________________ nervous system.
central
peripheral
autonomic
afferent
autonomic
Stress can affect digestion because peristalsis and secretion of digestive enzymes are under the control of the autonomic nervous system.
13. Which term means indigestion? Hyperacidity Dyspepsia Eructation Flatulence
Dyspepsia
The medical term for indigestion is dyspepsia.
- Which term refers to the result of muscle spasms in the walls of the stomach and intestines?
Hiccups
Flatulence
Peristalsis
Cramps
Cramps
Cramps are the result of muscle spasms in the walls of the stomach and intestines.
- Which term describes the failure to have regular bowel movements?
Diarrhea
Emesis
Constipation
Defecation
Constipation
The term for failing to have regular bowel movements is constipation.
- Lazy bowel syndrome can be the result of the overuse of which category of medication?
laxatives.
antidiarrheals.
antacids.
digestants.
.
laxatives.
Overuse of laxatives may result in lazy bowel syndrome
- Which term can be used to describe the passing of loose, watery stools, or passing stools too often?
Constipation
Eructation
Diarrhea
Emesis
Diarrhea
The term which can be used to describe passing loose, watery stools, or passing stools too often is diarrhea.
- To which does the term intestinal motility refer?
Speed of peristalsis Force of peristalsis Regularity of peristalsis Absence of peristalsis Speed of peristalsis is the term referring to intestinal motility.
Speed of peristalsis
Speed of peristalsis is the term referring to intestinal motility.
- Because the treatment of abdominal pain with an analgesic may delay discovery of a serious condition, it is important not to give medications until a search has been made for the _________ of the pain.
intensity
cause
quality
timing
cause
It is important not to treat abdominal pain with an analgesic until a search for the underlying cause has been made. The analgesic may delay discovery of a serious condition such as appendicitis.
- Which term describes having difficulty swallowing?
Stomatitis
Dysphagia
Dyspepsia
Gastritis
Dysphagia
The medical term for having difficulty swallowing is dysphagia.
- Which instrument can be used to visually examine the walls of the stomach, intestine, or rectum?
Gastroscope
Endoscope
Sigmoidoscope
Proctoscope
Endoscope
An endoscope can be used to visualize the walls of the stomach, intestine, or rectum.
- Which condition could cause patients to avoid hard-to-chew fibrous foods that would help keep their bowel movements regular?
Peptic ulcer disease
Gastritis
Tooth and gum disorders
Crohn’s disease
Tooth and gum disorders
Tooth and gum disorders may cause patients to avoid hard-to-chew fibrous foods that would help keep their bowel movements regular.
- Which condition could result from the normal use of irritants such as coffee, alcohol, and tobacco?
Hepatitis
Peptic ulcer disease
Stomatitis
Gastritis
Gastritis
Irritants such as coffee, alcohol, and tobacco may result in gastritis.
- Which condition is caused by the excessive secretion of hydrochloric acid (HCl)?
Gastritis
Peptic ulcer disease
Inflammatory bowel disease
Ulcerative colitis
Peptic ulcer disease
Peptic ulcer disease is caused by the excessive secretion of hydrochloric acid (HCl).
- Which category of drugs neutralize HCl in the stomach?
Anticholinergics
Histamine H2-receptor antagonists
Antacids
Astringents
Antacids
Antacids neutralize HCl in the stomach.
- Which category of drugs inhibit gastric acid secretion?
Antacids
Antispasmodics
Histamine H2-receptor antagonists
Antiemetics
Histamine H2-receptor antagonists
Histamine H2-receptor antagonists are drugs that inhibit gastric acid secretions.
- Which term is used to describe a yellowing of the skin that is a symptom of liver disease?
Cirrhosis Melanosis Jaundice Dermatitis .
Jaundice
The medical term for yellowing of the skin is jaundice
- Which term is used to describe a chronic, progressive disease of the liver characterized by degeneration and destruction of liver cells?
Jaundice
Crohn’s disease
Hepatitis
Cirrhosis
Cirrhosis
Cirrhosis is a chronic, progressive disease of the liver characterized by degeneration and destruction of liver cells.
- Which virus is of great concern to the healthcare worker because it is blood-borne and may occur through accidental needlesticks?
Hepatitis A virus (HAV)
Hepatitis B virus (HBV)
Hepatitis C virus (HCV)
Hepatitis D virus (HDV)
Hepatitis B virus (HBV)
Hepatitis B virus (HBV) is of great concern to healthcare workers because it is blood-borne and may occur through accidental needlesticks.
- Hepatitis A and hepatitis B may be prevented through the use of:
medications.
vaccines.
Low-risk sexual behavior.
high-calorie, high-carbohydrate, low-fat diet.
vaccines.
Hepatitis A and hepatitis B can be prevented through the use of vaccines.
- Which condition could present with symptoms such as fever, vomiting, jaundice, and pain in the upper right quadrant?
Hepatitis
Crohn’s disease
Gallbladder disease
Ulcerative colitis
Gallbladder disease
Gallbladder disease symptoms include fever, vomiting, jaundice and pain in the upper right quadrant.
- Which category of drug aids in digestion by replacing digestive enzymes that are missing due to diseases such as stomach cancer, pernicious anemia, or pancreatitis?
Antispasmodic
Digestant
Anticholinergic
Antiemetic
Digestant
A digestant is a drug that aids in digestion by replacing digestive enzymes that are missing due to diseases such as stomach cancer, pernicious anemia, or pancreatitis.
- Which condition is a disease of the colon and rectum characterized by inflammation and ulceration with alternating periods of remissions and exacerbations?
Crohn’s disease
Peritonitis
Ulcerative colitis
Irritable bowel syndrome
Ulcerative colitis
Ulcerative colitis is a disease of the colon and rectum characterized by inflammation and ulceration with alternating periods of remissions and exacerbations.
- Which condition may present with symptoms that may range from 1 to 2 semisoft stools with small amounts of blood to 10 to 20 bloody stools per day?
Crohn’s disease
Peritonitis
Ulcerative colitis
Irritable bowel syndrome
Ulcerative colitis
Ulcerative colitis may present with 1 to 2 semisoft stools with small amounts of blood to 10 to 20 bloody stools per day.
- Which condition is a chronic, nonspecific inflammatory bowel disease of unknown etiology that can affect any portion of the GI tract from mouth to anus, but that generally affects the terminal ileum, jejunum, and colon?
Crohn’s disease
Peritonitis
Ulcerative colitis
Irritable bowel syndrome
Crohn’s disease
Crohn’s disease is a chronic, nonspecific inflammatory bowel disease of unknown etiology that can affect any portion of the GI tract from mouth to anus, but that generally affects the terminal ileum, jejunum, and colon.
- Which condition presents with multiple pouches in the walls of the intestine?
Peritonitis
Diverticulosis
Crohn’s disease
Hemorrhoids+
Diverticulosis
In diverticulosis multiple pouches (diverticula) develop in the walls of the large intestine.
- Which condition is caused by straining during bowel movements; heavy lifting; and prolonged sitting and standing?
irritable bowel syndrome.
diverticulosis.
hemorrhoids.
tumors.
hemorrhoids.
A patient can prevent hemorrhoids by not straining during bowel movements and by avoiding heavy lifting and prolonged sitting and standing.
- Which term is used to describe small outgrowths on the inside of the large intestine, most often in the rectum or sigmoid colon?
Polyps
Diverticula
Villi
Ulcer
Polyps
Polyps are small outgrowths on the inside of the large intestine, most often in the rectum or sigmoid colon.
- Tagamet, Zantac, Pepcid, and Axid are examples of which type of drugs?
antacids.
histamine H2-receptor antagonists.
anticholinergics.
digestants.
histamine H2-receptor antagonists.
Examples of histamine H2-receptor antagonists include Tagamet, Zantac, Pepcid, and Axid
- Prilosec, Prevacid, Nexium, and Protonix are examples of which type of drugs?
antacids.
proton pump inhibitors.
histamine H2-receptor antagonists.
anticholinergics.
proton pump inhibitors.
Examples of proton pump inhibitors are Prilosec, Prevacid, Nexium, and Protonix. They block the final step of acid production and are used in active ulcer disease.
- Which type of drug helps to reduce the gas in the stomach and intestines that accompanies indigestion?
Anticholinergics
Antiemetics
Antiflatulents
Antispasmodics
Antiflatulents
Antiflatulents are drugs that relieve gas and bloating in the stomach and intestines as a result of indigestion.
- Which drug is an example of an emetic, a type of drug that produces vomiting in cases of poisoning?
Syrup of ipecac
Dramamine
Compazine
Spasmodic
Syrup of ipecac
Syrup of ipecac may be kept locked up for accidental swallowing of pills, plant leaves, and noncaustic cleaning substances.
- Which type of drug suppresses nausea and vomiting by acting on the brain’s control center to stop nerve impulses?
Anticholinergics
Antiemetics
Anthelmintics
Astringents
Antiemetics
Antiemetics are drugs that prevent or relieve nausea and vomiting.
- Which statement is NOT a mechanism of action of antidiarrheals?
Absorb bacteria and toxins that cause diarrhea
Inhibit intestinal motility
Coat the walls of the GI tract
Depress the action of the villi in the small intestine
Depress the action of the villi in the small intestine
Mechanisms of action for antidiarrheals include absorbing bacteria and toxins that cause diarrhea, inhibiting intestinal motility, and coating the walls of the GI tract.