Question 1

The inferior esophageal sphincter is also known as the

Accepted Answer

A) cardiac sphincter. 
B) pyloric sphincter. 
C) pharyngoesophageal sphincter. 
D) pharyngealgastric sphincter. 
E) esophageal hiatus. 
A) cardiac sphincter. 
B) pyloric sphincter. 
C) pharyngoesophageal sphincter. 
D) pharyngealgastric sphincter. 
E) esophageal hiatus.

Question 2

Which region of the digestive tract moves material by peristalsis,haustral churning,and mass movement?

Accepted Answer

A) Large intestine 
B) Small intestine 
C) Stomach 
D) Esophagus 
E) Pharynx 
A) Large intestine 
B) Small intestine 
C) Stomach 
D) Esophagus 
E) Pharynx

Question 3

Of the three phases of swallowing,only the esophageal phase is involuntary.

Accepted Answer

A) True 
 B)False

Question 4

The central cavity of a tooth is filled with

Accepted Answer

A) cementum. 
B) dentin. 
C) pulp. 
D) enamel. 
E) calcium phosphate. 
A) cementum. 
B) dentin. 
C) pulp. 
D) enamel. 
E) calcium phosphate.

Question 5

Which is not correct regarding saliva?

Accepted Answer

A) Its pH is slightly alkaline. 
B) Daily production is 1-1½ liters. 
C) It contains antibodies and an antibacterial enzyme. 
D) The majority of its volume is water. 
E) It contains mucus to aid in swallowing. 
A) Its pH is slightly alkaline. 
B) Daily production is 1-1½ liters. 
C) It contains antibodies and an antibacterial enzyme. 
D) The majority of its volume is water. 
E) It contains mucus to aid in swallowing.

Question 6

The term "canines" describes the teeth that

Accepted Answer

A) are most anterior,used for slicing and cutting. 
B) are lateral to the incisors,used for puncturing and tearing. 
C) bear dental cusps for cutting and grinding. 
D) are only found as permanent teeth. 
E) are only found in dogs. 
A) are most anterior,used for slicing and cutting. 
B) are lateral to the incisors,used for puncturing and tearing. 
C) bear dental cusps for cutting and grinding. 
D) are only found as permanent teeth. 
E) are only found in dogs.

Question 7

The greater and lesser curvatures of the stomach form during development as a result of differential growth rates between the anterior and posterior surfaces.

Accepted Answer

A) True 
 B)False

Question 8

Stenosis (constriction)of the hepatopancreatic ampulla would interfere with

Accepted Answer

A) the transport of bile and pancreatic juice. 
B) the secretion of mucus. 
C) the passage of chyme into the small intestine. 
D) peristalsis. 
E) salivary gland secretion. 
A) the transport of bile and pancreatic juice. 
B) the secretion of mucus. 
C) the passage of chyme into the small intestine. 
D) peristalsis. 
E) salivary gland secretion.

Question 9

Which organ is not part of the gastrointestinal tract?

Accepted Answer

A) Esophagus 
B) Large intestine 
C) Stomach 
D) Oral cavity 
E) Liver 
A) Esophagus 
B) Large intestine 
C) Stomach 
D) Oral cavity 
E) Liver

Question 10

Why are there so many phagocytic cells (in lymph nodes and the liver,for example)associated with the digestive system?

Accepted Answer

A) They stimulate digestive enzyme production. 
B) They remove bacteria and other foreign material ingested with food. 
C) They stimulate contractions of the tunica muscularis. 
D) They stimulate proliferation of stem cells. 
E) They can transform into other cell types under the appropriate hormonal stimulation. 
A) They stimulate digestive enzyme production. 
B) They remove bacteria and other foreign material ingested with food. 
C) They stimulate contractions of the tunica muscularis. 
D) They stimulate proliferation of stem cells. 
E) They can transform into other cell types under the appropriate hormonal stimulation.

Question 11

The quadrate lobe is visible on the inferior surface of the liver,adjacent to the gallbladder.

Accepted Answer

A) True 
 B)False

Question 12

A lymphatic capillary within a villus of the small intestine is called a ____________.

Accepted Answer

The answer of A lymphatic capillary within a villus of...

Question 13

What is the primary function of the large intestine?

Accepted Answer

A) Storage of vitamins and minerals 
B) Protein digestion and nutrient absorption 
C) Water and electrolyte absorption 
D) Secretion of water,salts,sodium bicarbonate,and enzymes 
E) None of the choices is correct. 
A) Storage of vitamins and minerals 
B) Protein digestion and nutrient absorption 
C) Water and electrolyte absorption 
D) Secretion of water,salts,sodium bicarbonate,and enzymes 
E) None of the choices is correct.

Question 14

Which is not correct regarding teeth?

Accepted Answer

A) The primary component of teeth is dentin. 
B) The outer surface of enamel forms the crown of a tooth. 
C) The central portion of a tooth is the sinus cavity. 
D) The root is covered by cementum. 
E) The apical foramen is the opening at the tip of the root. 
A) The primary component of teeth is dentin. 
B) The outer surface of enamel forms the crown of a tooth. 
C) The central portion of a tooth is the sinus cavity. 
D) The root is covered by cementum. 
E) The apical foramen is the opening at the tip of the root.

Question 15

Which peritoneal fold attaches the liver to the anterior internal body wall?

Accepted Answer

A) Coronary ligament 
B) Falciform ligament 
C) Mesentery proper 
D) Intraperitoneal ligament 
E) Hepatic ligament 
A) Coronary ligament 
B) Falciform ligament 
C) Mesentery proper 
D) Intraperitoneal ligament 
E) Hepatic ligament

Question 16

Late one night,while studying for your anatomy class,you open a box of saltine crackers to do a little snacking.After chewing on a starchy morsel for a few minutes,you begin to notice a sweet taste in your mouth.What accounts for this?

Accepted Answer

A) "Sweet" taste receptors are slower to respond than others. 
B) Activity of bacteria in the mouth lowers the pH. 
C) Esophageal reflux 
D) Salivary amylase activity 
E) Phagocytosis by the pharyngeal tonsils produces by-products that taste sweet. 
A) "Sweet" taste receptors are slower to respond than others. 
B) Activity of bacteria in the mouth lowers the pH. 
C) Esophageal reflux 
D) Salivary amylase activity 
E) Phagocytosis by the pharyngeal tonsils produces by-products that taste sweet.

Question 17

What structures comprise a portal triad?

Accepted Answer

A) Branches of the hepatic artery,hepatic vein,and hepatic duct 
B) Branches of the common bile duct,central vein,and hepatic artery 
C) Branches of the hepatic duct,cystic duct,and central vein 
D) Branches of the hepatic artery,hepatic portal vein,and hepatic duct 
E) Branches of the cystic duct,central vein,and hepatic artery 
A) Branches of the hepatic artery,hepatic vein,and hepatic duct 
B) Branches of the common bile duct,central vein,and hepatic artery 
C) Branches of the hepatic duct,cystic duct,and central vein 
D) Branches of the hepatic artery,hepatic portal vein,and hepatic duct 
E) Branches of the cystic duct,central vein,and hepatic artery

Question 18

-This figure shows an intestinal villus.What is the invagination indicated by number 2?

Accepted Answer

A) Gastric gland 
B) Lymphatic nodule 
C) Intestinal gland 
D) Endocrine gland 
E) Peyer patch 
A) Gastric gland 
B) Lymphatic nodule 
C) Intestinal gland 
D) Endocrine gland 
E) Peyer patch

Question 19

The liver parenchyma,gallbladder,pancreas,and biliary apparatus develop from the endoderm of the

Accepted Answer

A) duodenum. 
B) hepatic crest. 
C) transverse colon. 
D) lesser omentum. 
E) umbilical cord. 
A) duodenum. 
B) hepatic crest. 
C) transverse colon. 
D) lesser omentum. 
E) umbilical cord.

Question 20

The process of swallowing is also called _____________.

Accepted Answer

The answer of The process of swallowing is also called...

Exam 26: Digestive System

The inferior esophageal sphincter is also known as the

Which region of the digestive tract moves material by peristalsis,haustral churning,and mass movement?

Of the three phases of swallowing,only the esophageal phase is involuntary.

The central cavity of a tooth is filled with

Which is not correct regarding saliva?

The term "canines" describes the teeth that

The greater and lesser curvatures of the stomach form during development as a result of differential growth rates between the anterior and posterior surfaces.

Stenosis (constriction)of the hepatopancreatic ampulla would interfere with

Which organ is not part of the gastrointestinal tract?

Why are there so many phagocytic cells (in lymph nodes and the liver,for example)associated with the digestive system?

The quadrate lobe is visible on the inferior surface of the liver,adjacent to the gallbladder.

A lymphatic capillary within a villus of the small intestine is called a ____________.

What is the primary function of the large intestine?

Which is not correct regarding teeth?

Which peritoneal fold attaches the liver to the anterior internal body wall?

Late one night,while studying for your anatomy class,you open a box of saltine crackers to do a little snacking.After chewing on a starchy morsel for a few minutes,you begin to notice a sweet taste in your mouth.What accounts for this?

What structures comprise a portal triad?

-This figure shows an intestinal villus.What is the invagination indicated by number 2?

The liver parenchyma,gallbladder,pancreas,and biliary apparatus develop from the endoderm of the

The process of swallowing is also called _____________.

A First Look at Anatomy

The Celt Basic Unit of Structure and Function

Embryology

Tissue Level of Organization

Integumentary System

Cartilage and Bone

Axial Skeleton

Appendicular Skeleton

Articulations

Muscle Tissue and Organization

Axial Muscles

Appendicular Muscles

Surface Anatomy

Nervous Tissue

Brain and Cranial Nerves

Spinal Cord and Spinal Nerves

Pathways and Integrative Functions

Autonomic Nervous System

Senses: General and Special

Endocrine System

Blood

Heart

Vessels and Circulation

Lymphatic System

Respiratory System

Urinary System

Reproductive System

Filters