Anatomy Digestive System
The volume of saliva secreted per day is about
1 liter
The human stomach lining replaces itself every ___ days
3
If one were to unravel the entire human alimentary canal, it would reach the height of a __ building
3 story
The first baby tooth, on an average, appears at age
6 months
The permanent central incisor erupts between the ages of
7 and 8
Liver
Accessory organ
Pancreas
Accessory organ
Teeth
Accessory organ
salivary glands
Accessory organ
veriform appendix
Accessory organ
GI tract
Alimentary canal
Sjögren's syndrome
Autoimmune disease that targets salivary and tear glands
After food has been chewed m, it is formed into a small rounded mass called a:
Bolus
Which one is NOT a part of the small intestine
Cecum
Mastication
Chewing
The union of the cystic duct and hepatic duct forms the
Common bile duct
The portion of the tooth that is covered with enamel is the
Crown
Duodenum
Division of small intestine
Bile is manufactured by the Kupffer cells of the liver.
False
The fundus, pylorus, and olivas are the three main divisions of the stomach
False
The hepatic flexure of the large intestine is also called the left colic flexure.
False
The nonpathogenic bacteria of the colon are thought to be produced in the sigmoid colon.
False
The philtrum is the fold of mucous membrane that helps anchor the tongue to the floor of the mouth
False
The soft palate forms a partition between the mouth and the oropharynx.
False
The splenic colon is the S-shaped segment that terminates in the rectum.
False
The splenic flexure is the bend between the ascending colon and the transverse colon.
False
The tissue layers of the GI tract are constant, with no variation in the different organs.
False
There are 20 deciduous teeth and 30 permanent teeth.
False
Esophagus
First segment of digestive tube
Cecum
GI tract segment
Jejunum
GI tract segment
Mouth
GI tract segment
oropharynx
GI tract segment
sigmoid colon
GI tract segment
cholelithiasis is the term used to describe
Gallstones
A general term for infection of the gums is
Gingivitis
Which of the following statements is NOT true of the esophagus?
It lies anterior to the trachea and posterior to the heart
Each villus in the intestine contains a lymphatic vessel or ______ that serves to absorb lipid or fat materials from the chyme
Lacteal
Colon
Large intestine
Peritoneum
Large sheet of serous membrane
The largest gland in the body is the
Live
Hepatic
Refers to liver
Which of the following teeth is missing from the deciduous arch
Second premolar
Starting from the superficial layer and moving towards the most deepest, the layers of the wall of the GI tract are:
Serosa, muscularis, submucosa, mucosa
Villus
Small projection in small intestine
Bile
Stored in gallbladder
The ducts of the _____ glands open into the floor of the mouth
Sublingual
Which of the following is an accurate description of salivary glands?
They secrete about one liter of saliva per day.
A typical tooth can be divided into three main parts: crown, neck, and root.
True
Gastrointestinal tract and alimentary canal are synonymous terms.
True
Hemorrhoids are enlargements of veins in the anal canal.
True
Parietal cells secrete hydrochloric acid and are thought to produce intrinsic factor.
True
Surgical removal of the gallbladder is called cholecystectomy.
True
The act of swallowing is termed deglutition.
True
The cardiac sphincter controls the opening of the esophagus into the stomach.
True
The esophagus is voluntary in the upper third, mixed in the middle, and involuntary in the lower third.
True
The first step in the digestive process is called mechanical digestion and the second phase of digestion is called chemical digestion
True
The folds in the lining of the stomach are called rugae.
True
The function of the appendix is uncertain.
True
The liver consists of two lobes separated by the falciform ligament.
True
The mesentery is a fan-shaped projection of the parietal peritoneum.
True
The nonpathogenic bacteria of the colon are thought to be produced in the appendix
True
The oral cavity is also known as the buccal cavity.
True
The pancreas is both an endocrine and exocrine gland.
True
The pouchlike structures of the large intestine are called haustra.
True
The stomach secretes the intrinsic factor.
True
Another name for the third molar is
Wisdom tooth
The act of swallowing moves a mass of food called a ______ from the mouth to the stomach.
bolus
Helicobacter pylori
causes most gastric and duodenal ulcers
A merger of the hepatic duct and cystic duct form the:
common bile duct
orthodontics
corrects malocclusion
Hemorrhoids
dilated veins
The correct order of small intestine divisions, starting proximal to the stomach, are:
duodenum, jejunum, ileum
The crown of a tooth is covered with:
enamel
Bile salts aid in the absorption of:
fat
The hard palate consists of portions of:
four bones: two maxillae and two palatine
heartburn
gastric reflux
Blood flows to hepatic lobules via branches of the:
hepatic artery and hepatic portal vein
gingivitis
infection of gums
proctitis
inflammation of rectal mucosa
Mucosa
innermost layer of GI tract
The lesser omentum attaches the:
liver to the lesser curvature of the stomach
The anatomical units of the liver are called:
lobules
Appendicitis
low incidence in elderly
anal fissures
minor laceration
Starting from the deepest layer and moving towards the most superficial, the layers of the wall of the GI tract are:
mucosa, submucosa, muscularis, serosa
Which of the layers of the muscularis is present only in the stomach?
oblique muscle layer
Pyloric stenosis
obstructive narrowing
Another term for hemorrhoids is:
piles
Beginning with the largest structures, which of the following is a correct description of the small intestine's adaptation for absorption?
plicae, villi, microvilli
The type of teeth that do NOT appear as deciduous teeth are:
premolars
Which of the the following controls the opening of the stomach into the small intestine?
pyloric sphincter
deglutition
swallowing
mumps
swelling of parotid glands
The serosa is actually:
visceral peritoneum