Question 1

Matching
-duodenum

Accepted Answer

A) the oral cavity containing the tongue and teeth. 
B) the passageway leading from the nose and mouth to the larynx and esophagus, respectively. 
C) a cartilage structure in the throat that prevents fluid or food from entering the trachea when a person swallows. 
D) the passageway from the mouth and nose to the lungs. 
E) the conduit from the mouth to the stomach.
F)the sphincter muscle at the junction between the esophagus and the stomach.
G)the sphincter muscle separating the stomach from the small intestine.
H)the organ that stores and concentrates bile.
I)a gland that secretes enzymes and digestive juices into the duodenum.
J)a 10-foot length of small-diameter (1-inch diameter) intestine that is the major site of digestion of food and absorption of nutrients.
K)the top portion of the small intestine.
L)the first two-fifths of the small intestine beyond the duodenum.
M)the last segment of the small intestine.
N)the sphincter muscle separating the small and large intestines.
O)the last portion of the intestine, which absorbs water.
P)a narrow blind sac extending from the beginning of the large intestine; stores lymphocytes.
Q)the muscular terminal part of the GI tract extending from the sigmoid colon to the anus.
R)the terminal sphincter muscle of the GI tract. 
A) the oral cavity containing the tongue and teeth. 
B) the passageway leading from the nose and mouth to the larynx and esophagus, respectively. 
C) a cartilage structure in the throat that prevents fluid or food from entering the trachea when a person swallows. 
D) the passageway from the mouth and nose to the lungs. 
E) the conduit from the mouth to the stomach.
F)the sphincter muscle at the junction between the esophagus and the stomach.
G)the sphincter muscle separating the stomach from the small intestine.
H)the organ that stores and concentrates bile.
I)a gland that secretes enzymes and digestive juices into the duodenum.
J)a 10-foot length of small-diameter (1-inch diameter) intestine that is the major site of digestion of food and absorption of nutrients.
K)the top portion of the small intestine.
L)the first two-fifths of the small intestine beyond the duodenum.
M)the last segment of the small intestine.
N)the sphincter muscle separating the small and large intestines.
O)the last portion of the intestine, which absorbs water.
P)a narrow blind sac extending from the beginning of the large intestine; stores lymphocytes.
Q)the muscular terminal part of the GI tract extending from the sigmoid colon to the anus.
R)the terminal sphincter muscle of the GI tract.

Question 2

Pepsin cannot function in the strong acidic environment of the stomach.

Accepted Answer

A) True 
 B)False

Question 3

Which food would be digested most quickly?

Accepted Answer

A)  ​sugar cookies 
B)  ​peanut butter sandwich and milk 
C)  ​stew and cornbread 
D)  ​hamburger 
E)  ​milkshake 
A)  ​sugar cookies 
B)  ​peanut butter sandwich and milk 
C)  ​stew and cornbread 
D)  ​hamburger 
E)  ​milkshake

Question 4

Leftovers should be eaten within ____ days.

Accepted Answer

A)  ​5-7 
B)  ​3-4 
C)  ​2-3 
D)  ​1-2 
E)  ​8-10 
A)  ​5-7 
B)  ​3-4 
C)  ​2-3 
D)  ​1-2 
E)  ​8-10

Question 5

Which item(s) can cause a foodborne infection?

Accepted Answer

A)  ​foods containing toxin-producing microbes 
B)  ​Clostridium botulinum 
C)  ​Campylobacter jejuni 
D)  ​Staphylococcus aureus 
E)  ​too much magnesium 
A)  ​foods containing toxin-producing microbes 
B)  ​Clostridium botulinum 
C)  ​Campylobacter jejuni 
D)  ​Staphylococcus aureus 
E)  ​too much magnesium

Question 6

Which substance is not found in a chylomicron?

Accepted Answer

A)  ​phospholipid 
B)  ​protein 
C)  ​triglyceride 
D)  ​water-soluble vitamins 
E)  ​cholesterol 
A)  ​phospholipid 
B)  ​protein 
C)  ​triglyceride 
D)  ​water-soluble vitamins 
E)  ​cholesterol

Question 7

Another name for the digestive tract is the ____.

Accepted Answer

A)  ​urinary tract 
B)  ​exocrine system 
C)  ​gastrointestinal tract 
D)  ​muscular system 
E)  ​bolus reduction system 
A)  ​urinary tract 
B)  ​exocrine system 
C)  ​gastrointestinal tract 
D)  ​muscular system 
E)  ​bolus reduction system

Question 8

After the pancreatic juices have mixed with chyme in the intestine, the resulting mixture is ____.

Accepted Answer

A)  ​very acidic 
B)  ​slightly acidic 
C)  ​strongly alkaline 
D)  ​slightly alkaline 
E)  ​very basic 
A)  ​very acidic 
B)  ​slightly acidic 
C)  ​strongly alkaline 
D)  ​slightly alkaline 
E)  ​very basic

Question 9

The microscopic hairs that cover the surface of each cell lining the small intestine are called ____.

Accepted Answer

A)  ​intestinal folds 
B)  ​villi 
C)  ​microvilli 
D)  ​lymphatics 
E)  ​microcilia 
A)  ​intestinal folds 
B)  ​villi 
C)  ​microvilli 
D)  ​lymphatics 
E)  ​microcilia

Question 10

The digestive tract begins at the ____ and ends at the ____.

Accepted Answer

A)  ​stomach; large intestine 
B)  ​pharynx; rectum 
C)  ​lower esophageal sphincter; rectum 
D)  ​mouth; anus 
E)  ​tongue; renal glands 
A)  ​stomach; large intestine 
B)  ​pharynx; rectum 
C)  ​lower esophageal sphincter; rectum 
D)  ​mouth; anus 
E)  ​tongue; renal glands

Question 11

What is norovirus and how is it linked to personal hygiene?

Accepted Answer

​Norovirus illustrates the importance of

Question 12

The primary site of nutrient absorption is the ____.

Accepted Answer

A)  ​stomach 
B)  ​pancreas 
C)  ​small intestine 
D)  ​large intestine 
E)  ​duodenum 
A)  ​stomach 
B)  ​pancreas 
C)  ​small intestine 
D)  ​large intestine 
E)  ​duodenum

Question 13

Is eating raw seafood, like fish and oysters, ever safe?

Accepted Answer

​
Most seafood available in the United S

Question 14

Matching
-pancreas

Accepted Answer

A) the oral cavity containing the tongue and teeth. 
B) the passageway leading from the nose and mouth to the larynx and esophagus, respectively. 
C) a cartilage structure in the throat that prevents fluid or food from entering the trachea when a person swallows. 
D) the passageway from the mouth and nose to the lungs. 
E) the conduit from the mouth to the stomach.
F)the sphincter muscle at the junction between the esophagus and the stomach.
G)the sphincter muscle separating the stomach from the small intestine.
H)the organ that stores and concentrates bile.
I)a gland that secretes enzymes and digestive juices into the duodenum.
J)a 10-foot length of small-diameter (1-inch diameter) intestine that is the major site of digestion of food and absorption of nutrients.
K)the top portion of the small intestine.
L)the first two-fifths of the small intestine beyond the duodenum.
M)the last segment of the small intestine.
N)the sphincter muscle separating the small and large intestines.
O)the last portion of the intestine, which absorbs water.
P)a narrow blind sac extending from the beginning of the large intestine; stores lymphocytes.
Q)the muscular terminal part of the GI tract extending from the sigmoid colon to the anus.
R)the terminal sphincter muscle of the GI tract. 
A) the oral cavity containing the tongue and teeth. 
B) the passageway leading from the nose and mouth to the larynx and esophagus, respectively. 
C) a cartilage structure in the throat that prevents fluid or food from entering the trachea when a person swallows. 
D) the passageway from the mouth and nose to the lungs. 
E) the conduit from the mouth to the stomach.
F)the sphincter muscle at the junction between the esophagus and the stomach.
G)the sphincter muscle separating the stomach from the small intestine.
H)the organ that stores and concentrates bile.
I)a gland that secretes enzymes and digestive juices into the duodenum.
J)a 10-foot length of small-diameter (1-inch diameter) intestine that is the major site of digestion of food and absorption of nutrients.
K)the top portion of the small intestine.
L)the first two-fifths of the small intestine beyond the duodenum.
M)the last segment of the small intestine.
N)the sphincter muscle separating the small and large intestines.
O)the last portion of the intestine, which absorbs water.
P)a narrow blind sac extending from the beginning of the large intestine; stores lymphocytes.
Q)the muscular terminal part of the GI tract extending from the sigmoid colon to the anus.
R)the terminal sphincter muscle of the GI tract.

Question 15

Saliva protects tooth surfaces and the linings of the mouth, esophagus, and stomach from attack by molecules that might be harmful.

Accepted Answer

A) True 
 B)False

Question 16

Elevated LDL concentrations are associated with a high risk of heart disease because they ____.

Accepted Answer

A)  ​transport cholesterol and triglycerides from the liver to the tissues 
B)  ​carry excessive amounts of fat that is deposited around the heart 
C)  ​encourage high levels of iron in the blood 
D)  ​take excess cholesterol back to the liver, which increases the production of cholesterol 
E)  ​transport cholesterol and triglycerides away from the liver 
A)  ​transport cholesterol and triglycerides from the liver to the tissues 
B)  ​carry excessive amounts of fat that is deposited around the heart 
C)  ​encourage high levels of iron in the blood 
D)  ​take excess cholesterol back to the liver, which increases the production of cholesterol 
E)  ​transport cholesterol and triglycerides away from the liver

Question 17

The digestion of proteins begins in the ____ and ends in the ____.

Accepted Answer

A)  ​stomach; pancreas 
B)  ​pancreas; small intestine 
C)  ​stomach; small intestine 
D)  ​small intestine; liver 
E)  ​mouth; liver 
A)  ​stomach; pancreas 
B)  ​pancreas; small intestine 
C)  ​stomach; small intestine 
D)  ​small intestine; liver 
E)  ​mouth; liver

Question 18

After digestion, lipids are packaged for transport as lipoproteins known as ____.

Accepted Answer

A)  ​HDL 
B)  ​VLDL 
C)  ​LDL 
D)  ​chylomicrons 
E)  ​triglycerides 
A)  ​HDL 
B)  ​VLDL 
C)  ​LDL 
D)  ​chylomicrons 
E)  ​triglycerides

Question 19

"Peristalsis" is a term that refers to the ____.

Accepted Answer

A)  ​circulation of blood in the blood vessels 
B)  ​absorption of food in the intestines 
C)  ​mixing and moving of food through the lymphatic system 
D)  ​action of the involuntary muscles of the digestive tract 
E)  ​breakdown of food in the stomach 
A)  ​circulation of blood in the blood vessels 
B)  ​absorption of food in the intestines 
C)  ​mixing and moving of food through the lymphatic system 
D)  ​action of the involuntary muscles of the digestive tract 
E)  ​breakdown of food in the stomach

Question 20

Enzymes ____.

Accepted Answer

A)  ​facilitate chemical reactions 
B)  ​draw water into the small intestine 
C)  ​are present in all parts of the GI tract 
D)  ​encourage bacterial growth 
E)  ​discourage water removal by the duodenum 
A)  ​facilitate chemical reactions 
B)  ​draw water into the small intestine 
C)  ​are present in all parts of the GI tract 
D)  ​encourage bacterial growth 
E)  ​discourage water removal by the duodenum

Exam 5: Digestion and Absorption

Matching -duodenum

Pepsin cannot function in the strong acidic environment of the stomach.

Which food would be digested most quickly?

Leftovers should be eaten within ____ days.

Which item(s) can cause a foodborne infection?

Which substance is not found in a chylomicron?

Another name for the digestive tract is the ____.

After the pancreatic juices have mixed with chyme in the intestine, the resulting mixture is ____.

The microscopic hairs that cover the surface of each cell lining the small intestine are called ____.

The digestive tract begins at the ____ and ends at the ____.

What is norovirus and how is it linked to personal hygiene?

The primary site of nutrient absorption is the ____.

Is eating raw seafood, like fish and oysters, ever safe?

Matching -pancreas

Saliva protects tooth surfaces and the linings of the mouth, esophagus, and stomach from attack by molecules that might be harmful.

Elevated LDL concentrations are associated with a high risk of heart disease because they ____.

The digestion of proteins begins in the ____ and ends in the ____.

After digestion, lipids are packaged for transport as lipoproteins known as ____.

"Peristalsis" is a term that refers to the ____.

Enzymes ____.

Overview of Nutrition and Health

Carbohydrates

Lipids

Protein

Metabolism Energy Balance and Body Composition

Weight Management Overweight and Underweight

The Vitamins

Water and the Minerals

Fitness and Nutrition

Nutrition Through the Life Span Pregnancy and Lactation

Nutrition Through the Life Span Infancy Childhood and Adolescence

Nutrition Through the Life Span Later Adulthood

Illness and Nutrition Care

Medications - Diet Drug Interactions - and Herbal Supplements

Specialized Nutrition Support - Enteral and Parenteral Nutrition

Foods and Food Consistency for Upper Gi Disorders

Fiber-Modified Diets for Lower Gastrointestinal Tract Disorders

Carbohydrate - and Fat Modified Diets for Malabsorption Disorders

Nutrition Therapy for Liver and Gallbladder Diseases

Carbohydrate Controlled Diets for Diabetes Mellitus

Fat Controlled - Mineral Modified Diets for Cardiovascular Diseases

Protein - Mineral - and Fluid Modified Diets for Kidney Diseases

Energy - and Protein - Modified Diets for Metabolic and Respiratory Stress

Energy - and Protein - Modified Diets for Cancer and HIV Infection

Filters

The digestive tract begins at the and ends at the .

The digestion of proteins begins in the and ends in the .