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MEDTR110 Chap5
Words to know
192
Medical
Undergraduate 1
04/02/2024

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Term
Absorption
Definition
Digested food passes into the bloodstream. The large intestine concentrates feces. The wastes pass out of the body through the anus.
Term
Achalasia
Definition
Failure of the lower esophageal sphincter muscle (LES) to relax.
Term
Achlorhydria
Definition
Absence of hydrochloric acid from the gastric juice
Term
Alpha-fetoprotein (AFP)
Definition
A tumor marker that is often elevated in the blood of patients with HCC.
Term
Amino Acids
Definition
Small building blocks of proteins; released when proteins are digested.
Term
Amylase
Definition
Enzyme secreted by the pancreas and salivary glands to digest starch.
Term
Anal Fistula
Definition
Normal tube-like passageway near the anus.
Term
Anastomosis
Definition
Surgical procedure that creates a new opening between two previously unconnected tubular structures in the body
Term
Anorexia
Definition
Lack of appetite
Term
Anorexia Nervosa
Definition
Loss of appetite associated with emotional problems such as anger, anxiety, and irrational fear of weight gain.
Term
Anus
Definition
Terminal end or opening of the digestive tract to the outside of the body.
Term
Aphthous Stomatitis
Definition
Inflammation of the mouth with small ulcers; canker sores
Term
Appendectomy
Definition
Excision or removal of the appendix
Term
Appendicitis
Definition
Inflammation of the appendix
Term
Appendix
Definition
Small, tube-like organ connected to the beginning of the large intestine (theĀ cecum). It's located in the lower right quadrant of the abdomen (RLQ)
Term
Ascites
Definition
Abnormal accumulation of fluid in the abdomen.
Term
Bile
Definition
Digestive juice made in the liver and stored in the gallbladder.
Term
Biliary
Definition
Pertaining to the bile or bile ducts. Bile ducts empty bile into the small intestine (Duodenum).
Term
Biliary colic
Definition
Pain from blocked ducts.
Term
Bilirubin
Definition
Orange-yellow pigment found in bile. It's released from the breakdown of hemoglobin when red blood cells die.
Term
Borborygmi
Definition
Rumbling or gurgling noises produced by hyperactive movement of gas, fluid, or both in the gastrointestinal tract.
Term
Bowel
Definition
Intestine. Large intestine is called the colon and small part is the small intestine.
Term
Buccal Mucosa
Definition
Mucous membranes lining the cheek.
Term
Calculi
Definition
Stones
Term
Canine Teeth
Definition
Pointed dog-like teeth next to the incisors.
Term
Cecal
Definition
Pertaining to the Cecum, which is the first part of the large intestine (colon).
Term
Cecum
Definition
First part of the large intestine (colon).
Term
Celiac
Definition
Pertaining to the abdomen
Term
Cheilosis
Definition
Abnormal condition of the lip(s).
Term
Cholecystectomy
Definition
Removal (excision or resection) of the Gall bladder.
Term
Choledochojejunostomy
Definition
Surgical anastomosis (creation of a new opening) between the common bile duct and the jejunum.
Term
Choledocholithiasis
Definition
Abnormal condition of stones in the common bile duct.
Term
Choledochotomy
Definition
Incision of the common bile duct.
Term
Cholelithiasis
Definition
Abnormal condition of stones in the gallbladder; Gallstones.
Term
Cirrhosis
Definition
Chronic, degenerative disease of the liver.
Term
Colon
Definition
Large intestine
Term
Colonic
Definition
Pertaining to the colon
Term
Colonic Polyps
Definition
Benign growths protruding from the mucous membrane of the colon.
Term
Colonoscopy
Definition
Visual (endoscopic) examination of the colon
Term
Colorectal Cancer
Definition
Adenocarcinoma of the colon or the rectum or both.
Term
Colostomy
Definition
New opening of the colon through the abdominal wall to the outside of the body.
Term
Common Bile Duct
Definition

Tube carrying bile from the liver (through the hepatic duct) and gallbladder (through the cystic duct)

into the duodenum (first part of the small intestine).

Term
Constipation
Definition
Difficulty in passing (eliminating) feces (stool).
Term
Crohn Disease
Definition
Chronic inflammation of the intestinal tract.
Term
Defecation
Definition
Eliminating of wastes and undigested foods through the anus.
Term
Deglutition
Definition
Swallowing
Term
Dental Calculus (Tartar)
Definition
A yellow-brown calcified deposit on teeth
Term
Dental Caries
Definition
Tooth Decay.
Term
Dentibuccal
Definition
Pertaining to the teeth and cheek.
Term
Dentin
Definition
Primarily found in teeth; surrounding the pulp and covered by enamel of the crown.
Term
Diarrhea
Definition
Frequent passage of loose, watery stools.
Term
Digestion
Definition
Food is broken down, mechanically and chemically, as it travels through the gastrointestinal tract
Term
Digestive enzymes
Definition
Aid in the breakdown of complex nutrients.
Term
Diverticula
Definition
Small, pouch-like herniations through the muscular wall of a tubular organ such as the colon.
Term
Diverticulosis
Definition
Abnormal outpouchings (diverticula) in the intestinal wall of the colon.
Term
Duodenal
Definition
Pertaining to the duodenum
Term
Duodenum
Definition
First part of the small intestine
Term
Dysentery
Definition
Painful, inflamed intestines commonly caused by bacterial infection.
Term
Dysphagia
Definition
Difficulty in swallowing.
Term
Elimination
Definition
Term
Emulsification
Definition
Breakdown of large fat globules into smaller, digestible particles.
Term
Enamel
Definition
Hard, outermost layer of a tooth.
Term
Endodontist
Definition
Dentist specializing in the inner parts of a tooth.
Term
Enterocolitis
Definition
Inflammation of the small intestine and colon.
Term
Enteroenterostomy
Definition
New opening between two previously unconnected parts of the small intestine.
Term
Enzyme
Definition
Chemical that speeds up reaction between substances.
Term
Eructation
Definition
Gas expelled from the stomach through the mouth; belching or burping.
Term
Esophageal
Definition
Pertaining to the esophagus.
Term
Esophageal Cancer
Definition
Malignant tumor of the esophagus.
Term
Esophageal Varices
Definition
Swollen, twisted veins at the lower end of the esophagus.
Term
Esophagus
Definition
Tube that carries food from the pharynx (throat) to the stomach.
Term
Etiology
Definition
Study of the cause of disease.
Term
Facial
Definition
Pertaining to the face.
Term
Fatty Acids
Definition
Substances produced when fats are digested.
Term
Feces
Definition
Solid wastes; stools
Term
Flatus
Definition
Gas expelled through the anus.
Term
Gallbladder
Definition
Small sac under the liver; Stores bile
Term
Gastric Cancer
Definition
Malignant tumor of the stomach.
Term
Gastroesophageal Reflux Disease
Definition
Solids and fluids return to the mouth from the stomach (GERD).
Term
Gastrointestinal Tract
Definition
Series of organs that carry food from the mouth to the anus.
Term
Gastrojejunostomy
Definition
New surgical connection (anastomosis) between the stomach and the jejunum (Second part of the small intestine).
Term
Gastrostomy
Definition
New opening of the stomach through the abdominal wall to the outside of the body.
Term
Gingivectomy
Definition
The periodontist uses a metal instrument to scrape away plaque and tartar from teeth; pockets of pus are drained and removed to allow new tissue to form.
Term
Gingivitis
Definition
Inflammation of the gums.
Term
Gluconeogenesis
Definition
Process of producing new sugar from fats and proteins; occurs mainly in the liver.
Term
Glucose
Definition
Simple sugar; necessary as a source of energy for body cells.
Term
Glycogen
Definition
Storage form of glucose (sugar); produces glucose when it's broken down in liver cells.
Term
Glycogenolysis
Definition
Breakdown of glycogen to release sugar.
Term
Hematochezia
Definition
Passage of bright red blood from the rectum
Term
Hemorrhoids
Definition
Swollen twisted veins in the rectal and anal region.
Term
Hepatitis A
Definition
Disorder spread by contaminated food or water and characterized by slow onset of symptoms.
Term
Hepatitis B
Definition
Transmitted by sexual contact, blood transfusions, or the use of contaminated needles or may be acquired by maternal to fetal transmission. Severe infection can cause destruction of liver cells, cirrhosis, or death.
Term
Hepatitis C
Definition
Transmitted by blood transfusions or needle inoculation (shared needles). The acute illness may progress to chronic hepatitis and HCC.
Term
Hepatocellular Carcinoma
Definition
Malignant tumor of the liver.
Term
Hepatoma
Definition
Tumor (cancerous) of the liver; Hepatocellular carcinoma
Term
Hepatomegaly
Definition
Enlargement of the liver
Term
Herpetic Stomatitis
Definition
Inflammation of the mouth caused by infection with the herpes virus. Fever blisters and cold sores are examples.
Term
Hiatal Hernia
Definition
Protrusion of the upper portion of the stomach into the chest through the opening of the diaphragm.
Term
Hydrochloric Acid
Definition
Substance (strong acid) produced in the stomach; aids digestion.
Term
Hyperbilirubinemia
Definition
High levels of bilirubin in the bloodstream; jaundice.
Term
Hyperglycemia
Definition
High levels of sugar in the bloodstream; associated with diabetes mellitus.
Term
Hypoglossal
Definition
Pertaining to under the tongue.
Term
Icterus
Definition
Jaundice; yellow-orange coloration of the skin and whites of the eyes caused by high levels of bilirubin in the blood.
Term
Idiopathic
Definition
Pertaining to unknown cause of disease.
Term
Ileitis
Definition
Inflammation of the ileum (third part of the small intestine)
Term
Ileocecal Sphincter
Definition
Rings of muscle between the ileum and the cecum (first part of the large intestine).
Term
Ileostomy
Definition
New opening of the ileum to the outside of the body
Term
Ileum
Definition
Third part of the small intestine.
Term
Ileus
Definition
Loss of peristalsis with resulting obstruction of the intestines.
Term
Incisor
Definition
One of the four front teeth on either jaw
Term
Inflammatory Bowel Disease
Definition
Inflammation of the colon and small intestine; Crohn disease and ulcerative colitis are examples.
Term
Ingestion
Definition
Term
Inguinal Hernia
Definition
Small loop of bowel protrudes through a weakened lower abdominal muscle into the groin.
Term
Insulin
Definition
Hormone secreted by the endocrine cells of the pancreas. It transports sugar from the blood into cells.
Term
Intussusception
Definition
Telescoping of the intestines.
Term
Irritable Bowel Syndrome
Definition
Group of gastrointestinal symptoms (abdominal pain, diarrhea, constipation, and bloating), but without structural abnormalities in the intestines.
Term
Jaundice
Definition
Yellow-orange coloration of the skin and whites of the eyes caused by high levels of bilirubin in the blood; icterus.
Term
Jejunum
Definition
Second part of the small intestine.
Term
Labial
Definition
Pertaining to the lip
Term
Laparoscopy
Definition
Process of visually examining the abdomen using an endoscope (laparoscope); minimally invasive surgery.
Term
Lipase
Definition
Pancreatic enzyme necessary to digest fats.
Term
Lipoma
Definition
Benign tumor of fatty tissue.
Term
Lithogenesis
Definition
Formation of stones (calculi).
Term
Liver
Definition
Large, reddish-brown organ in the upper right quadrant of the abdomen (RUQ).
Term
Lower Esophageal Sphincter
Definition
Rings of muscle between the esophagus and stomach.
Term
Mastication
Definition
Chewing
Term
Melena
Definition
Black, tarry stools; feces containing blood.
Term
Mesentery
Definition
Membrane that attaches the intestines to the abdominal wall and holds them in place.
Term
Molar Teeth
Definition
Three large fat teeth at the back of the mouth on either side of the dental arch.
Term
Nausea
Definition
Unpleasant sensation in the stomach with a tendency to vomit.
Term
Nonalcoholic Steatohepatitis
Definition
Fatty infiltration of the liver, which may progress to cirrhosis and HCC.
Term
Oral
Definition
Pertaining to the mouth
Term
Oral Leukoplakia
Definition
White plaques or patches on the mucous membranes of the mouth.
Term
Orthodontist
Definition
Dentist specializing in straightening teeth.
Term
Palate
Definition
Roof of the mouth; hard roof is the front bony portion and the soft roof is the posterior fleshy part near the throat.
Term
Palatopharyngoplasty
Definition
Surgical repair of the pharynx and palate.
Term
Palatoplasty
Definition
Surgical repair of the palate
Term
Pancreas
Definition
Gland located under and behind the stomach; produces the hormone insulin to transport sugar to cells and enzymes to digest foods.
Term
Pancreatic Cancer
Definition
Malignant tumor of the pancreas.
Term
Pancreatitis
Definition
Inflammation of the pancreas.
Term
Papillae
Definition
Small elevations on the surface of the tongue; containing taste buds.
Term
Parenteral
Definition
Pertaining to by some route other than through the gastrointestinal tract, as by intravenous injection.
Term
Parotid Gland
Definition
Salivary gland within the cheek, just anterior to the ear.
Term
Pedunculated Polyp
Definition
Benign growth that protrudes from the mucous membrane of the colon attached to the membrane by a stalk. Looks like grapes hanging down.
Term
Peptic Ulcer
Definition
Open sore in the lining of the stomach or duodenum.
Term
Perianal
Definition
Pertaining to surrounding the anus.
Term
Periodontal Disease
Definition
Inflammation and degeneration of gums, teeth, and surrounding bone.
Term
Periodontist
Definition
Dentist specializing in treating the gums.
Term
Peristalsis
Definition
Rhythmic contractions of the tubes of the gastrointestinal tract and other tubular structures.
Term
Peritonitis
Definition
Inflammation of the peritoneum.
Term
Pharyngeal
Definition
Pertaining to the pharynx.
Term
Pharynx
Definition
Throat
Term
Portal Vein
Definition
Large vein bringing blood to the liver from the intestines.
Term
Postprandial
Definition
After meals.
Term
Premolar Teeth
Definition
Two teeth before the molars.
Term
Proctologist
Definition
Specialist in the study of the anus and the rectum.
Term
Protease
Definition
Enzyme that digests protein.
Term
Pulp
Definition
Soft tissue within a tooth containing nerves and blood vessels.
Term
Pyloric Sphincter
Definition
Ring of muscles that surrounds the opening of the stomach to the duodenum.
Term
Pyloroplasty
Definition
Surgical repair of the pyloric sphincter.
Term
Pylorus
Definition
Distal region of the stomach near the duodenum.
Term
Pyorrhea
Definition
Discharge of pus from the gums.
Term
Rectocele
Definition
Hernia of the rectum.
Term
Rectum
Definition
Last section of the large intestine (colon).
Term
Rugae
Definition
Ridges on the hard palate and the wall of the stomach.
Term
Saliva
Definition
Digestive juice produced by salivary glands.
Term
Salivary Glands
Definition
Three pairs of exocrine glands secreting saliva into the mouth; parotid glands, sublingual glands, and submandibular glands.
Term
Sessile Polyp
Definition
Benign growth that protrudes from the mucous membrane of the colon sitting directly on the mucous membrane. Looks like a swollen booger against a wall of the membrane.
Term
Sialadenitis
Definition
Inflammation of a salivary gland.
Term
Sialolith
Definition
Salivary gland stone; lodged in a salivary gland or duct.
Term
Sigmoid Colon
Definition
Lower, s-shaped section of the colon, just before the rectum.
Term
Sigmoidoscopy
Definition
Visual endoscopic examination of the sigmoid colon.
Term
Sphincter
Definition
Circular ring of muscle that constricts a passage or closes a natural opening.
Term
Steatorrhea
Definition
Discharge of fat in the feces due to improper digestion and malabsorption of fat.
Term
Stomach
Definition
Muscular organ that receives food from the esophagus; composed of three main parts; Fundus (upper portion), body (middle section), and antrum (lower portion).
Term
Stomatitis
Definition
Inflammation of the mouth.
Term
Sublingual
Definition
Pertaining to under the tongue.
Term
Submandibular
Definition
Pertaining to under the lower jaw (mandible).
Term
Triglycerides
Definition
Fat molecules composed of three parts fatty acid and one part glycerol; chief form of lipids.
Term
Ulcerative Colitis
Definition
Chronic inflammation of the colon with the presence of ulcers.
Term
Uvula
Definition
Soft tissue hanging from the middle of the soft palate, at the back of the mouth.
Term
Uvulectomy
Definition
Removal (excision) of the uvula.
Term
Villi
Definition
Microscopic projections in the wall of the small intestine that absorb nutrients into the bloodstream.
Term
Viral Hepatitis
Definition
Inflammation of the liver caused by a virus.
Term
Volvulus
Definition
Twisting of the intestine on itself.
Term
Bolus
Definition
Mass of food
Term
Epiglottis
Definition
A cartilaginous flap of tissue, that covers the trachea so that food cannot enter and become lodged there
Term
Oropharynx
Definition
Part of the throat near the mouth
Term
1-4 hours
Definition
Time it takes food to leave stomach
Term
Pancreatic Duct
Definition
Tube through which enzymes are sent to the Duodenum to help digest starches, proteins, and fats
Term
Omentum
Definition
Membrane that hangs down like an apron over the intestines. Such as when one throws a jacket on a chair rest.
Term
Cholangiocarcinoma
Definition
Liver cancers that begin in the bile ducts most of the time, occasionally from the gallbladder.
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