Question 1

Which of the following substances is secreted by the human stomach?

Accepted Answer

A)  hydrochloric acid 
B)  chyme 
C)  lymphatic fluid 
D)  bile 
A)  hydrochloric acid 
B)  chyme 
C)  lymphatic fluid 
D)  bile

Question 2

Which of the following statements is true?

Accepted Answer

A)  A thick layer of muscle tissue protects the lining of the stomach. 
B)  The gastroesophageal sphincter prevents chyme from entering the small intestine. 
C)  Some absorption of alcohol occurs in the stomach. 
D)  Choking occurs when food enters the esophagus and blocks the epiglottis. 
A)  A thick layer of muscle tissue protects the lining of the stomach. 
B)  The gastroesophageal sphincter prevents chyme from entering the small intestine. 
C)  Some absorption of alcohol occurs in the stomach. 
D)  Choking occurs when food enters the esophagus and blocks the epiglottis.

Question 3

Which of the following structures normally prevents swallowed food from entering the larynx and trachea?

Accepted Answer

A)  gastroesophageal sphincter 
B)  teeth 
C)  epiglottis 
D)  tongue 
A)  gastroesophageal sphincter 
B)  teeth 
C)  epiglottis 
D)  tongue

Question 4

Coretta has chronic heartburn. To reduce her risk of developing gastroesophageal reflux disease (GERD), her physician recommended that she

Accepted Answer

A)  snack on peppermint candy in between meals. 
B)  eat dark chocolate for dessert. 
C)  lose excess body fat. 
D)  lie down after meals. 
A)  snack on peppermint candy in between meals. 
B)  eat dark chocolate for dessert. 
C)  lose excess body fat. 
D)  lie down after meals.

Question 5

Which of the following statements is true?

Accepted Answer

A)  Your cells make more ATP under anaerobic than aerobic conditions. 
B)  As a result of aerobic metabolic pathways, your cells release oxygen and carbon monoxide. 
C)  When oxygen is not available, your cells rely on anaerobic metabolic pathways to make ATP. 
D)  Your cells require sunlight to produce optimal amounts of ATP. 
A)  Your cells make more ATP under anaerobic than aerobic conditions. 
B)  As a result of aerobic metabolic pathways, your cells release oxygen and carbon monoxide. 
C)  When oxygen is not available, your cells rely on anaerobic metabolic pathways to make ATP. 
D)  Your cells require sunlight to produce optimal amounts of ATP.

Question 6

Which of the following statements is true?

Accepted Answer

A)  The pyloric sphincter controls the rate at which chyme enters the small intestine. 
B)  A person cannot live for more than a few weeks without his or her gallbladder. 
C)  The esophagus is the muscular valve that connects the stomach to the small intestine. 
D)  The colon is the major site of nutrient absorption in the human digestive system. 
A)  The pyloric sphincter controls the rate at which chyme enters the small intestine. 
B)  A person cannot live for more than a few weeks without his or her gallbladder. 
C)  The esophagus is the muscular valve that connects the stomach to the small intestine. 
D)  The colon is the major site of nutrient absorption in the human digestive system.

Question 7

A (An) _____ is a body structure composed of tissues that have related functions.

Accepted Answer

A)  cell 
B)  organism 
C)  organ 
D)  membranes 
A)  cell 
B)  organism 
C)  organ 
D)  membranes

Question 8

Cam has frequent bouts of abdominal cramping with constipation following by diarrhea. Cam underwent a colonoscopy, which ruled out any serious disorders of his large intestine. According to his physician, Cam's "gut problem" is common and doesn't increase his risk of colon cancer. To treat Cam's condition, the physician told Cam to learn ways of managing his stress and try

Accepted Answer

A)  fasting (not eating) every other day to rest his digestive tract. 
B)  lying down after large meals to slow down peristalsis. 
C)  taking probiotics with live and active cultures. 
D)  drinking more fluids between meals. 
A)  fasting (not eating) every other day to rest his digestive tract. 
B)  lying down after large meals to slow down peristalsis. 
C)  taking probiotics with live and active cultures. 
D)  drinking more fluids between meals.

Question 9

Amanda is a three-year-old who has a disease that affects the functioning of her pancreas. Based on this information, she

Accepted Answer

A)  has difficulty digesting food. 
B)  is taller than most children who are her age. 
C)  absorbs excessive amounts of vitamins. 
D)  is heavier than average for her height. 
A)  has difficulty digesting food. 
B)  is taller than most children who are her age. 
C)  absorbs excessive amounts of vitamins. 
D)  is heavier than average for her height.

Question 10

Glands that secrete hormones are organs of the _____ system.

Accepted Answer

A)  endocrine 
B)  integumentary 
C)  cardiovascular 
D)  nervous 
A)  endocrine 
B)  integumentary 
C)  cardiovascular 
D)  nervous

Question 11

Chewing food is an example of

Accepted Answer

A)  active absorption. 
B)  anabolic metabolism. 
C)  mechanical digestion. 
D)  probiotic activity. 
A)  active absorption. 
B)  anabolic metabolism. 
C)  mechanical digestion. 
D)  probiotic activity.

Question 12

After being absorbed, most lipids become incorporated into chylomicrons and enter

Accepted Answer

A)  chyme. 
B)  the gastroesophageal sphincter. 
C)  lacteals within the villi. 
D)  special cells lining the hepatic portal vein. 
A)  chyme. 
B)  the gastroesophageal sphincter. 
C)  lacteals within the villi. 
D)  special cells lining the hepatic portal vein.

Question 13

The brain and spinal cord are structures of the ____ system.

Accepted Answer

A)  cardiovascular 
B)  integumentary 
C)  endocrine 
D)  nervous 
A)  cardiovascular 
B)  integumentary 
C)  endocrine 
D)  nervous

Question 14

The _____ helps form feces by absorbing some excess water and minerals from chyme.

Accepted Answer

A)  esophageal sphincter 
B)  pyloric valve 
C)  lower stomach 
D)  large intestine 
A)  esophageal sphincter 
B)  pyloric valve 
C)  lower stomach 
D)  large intestine

Question 15

Salivary glands secrete an enzyme that enables a minor amount of _____ to be digested in the mouth.

Accepted Answer

A)  water 
B)  starch 
C)  protein 
D)  alcohol 
A)  water 
B)  starch 
C)  protein 
D)  alcohol

Question 16

Small amounts of food move from the back of the mouth and through the esophagus by involuntary muscular movements called

Accepted Answer

A)  umami. 
B)  peristalsis. 
C)  segmentation. 
D)  reflux. 
A)  umami. 
B)  peristalsis. 
C)  segmentation. 
D)  reflux.

Question 17

Dorothy is an 85-year-old woman who is having difficulty swallowing. Food seems to enter her stomach too slowly. Based on this information, Dorothy probably has a (an)

Accepted Answer

A)  blockage caused by undigested fiber deposits in her jejunum. 
B)  excessive amount of secretory activity within her digestive tract. 
C)  condition characterized by loss of peristaltic functioning. 
D)  overgrowth of probiotics in her stomach. 
A)  blockage caused by undigested fiber deposits in her jejunum. 
B)  excessive amount of secretory activity within her digestive tract. 
C)  condition characterized by loss of peristaltic functioning. 
D)  overgrowth of probiotics in her stomach.

Question 18

Which of the following statements is true?

Accepted Answer

A)  Your sense of taste functions better when you are unable to smell a food. 
B)  Older adults generally have fewer taste buds than children. 
C)  There are 7 different kinds of tastes: sour, salty, bitter, sweet, umami, oily, and juicy. 
D)  The tip of your tongue is more sensitive to detecting bitter-tasting foods. 
A)  Your sense of taste functions better when you are unable to smell a food. 
B)  Older adults generally have fewer taste buds than children. 
C)  There are 7 different kinds of tastes: sour, salty, bitter, sweet, umami, oily, and juicy. 
D)  The tip of your tongue is more sensitive to detecting bitter-tasting foods.

Question 19

Chyme is the

Accepted Answer

A)  material absorbed by lacteals that the liver must detoxify and excrete. 
B)  semisolid liquid formed by the partial digestion of food in the stomach. 
C)  organelle that maintains fluid balance within intestinal cells. 
D)  large particle that transports lipids throughout the bloodstream. 
A)  material absorbed by lacteals that the liver must detoxify and excrete. 
B)  semisolid liquid formed by the partial digestion of food in the stomach. 
C)  organelle that maintains fluid balance within intestinal cells. 
D)  large particle that transports lipids throughout the bloodstream.

Question 20

What is the primary source of energy ("energy currency") for your cells?

Accepted Answer

A)  Sunlight 
B)  ATP 
C)  Fatty acids 
D)  Protein 
A)  Sunlight 
B)  ATP 
C)  Fatty acids 
D)  Protein

Which of the following substances is secreted by the human stomach?

Which of the following statements is true?

Which of the following structures normally prevents swallowed food from entering the larynx and trachea?

Coretta has chronic heartburn. To reduce her risk of developing gastroesophageal reflux disease (GERD), her physician recommended that she

Which of the following statements is true?

Which of the following statements is true?

A (An) _____ is a body structure composed of tissues that have related functions.

Amanda is a three-year-old who has a disease that affects the functioning of her pancreas. Based on this information, she

Glands that secrete hormones are organs of the _____ system.

Chewing food is an example of

After being absorbed, most lipids become incorporated into chylomicrons and enter

The brain and spinal cord are structures of the ____ system.

The _____ helps form feces by absorbing some excess water and minerals from chyme.

Salivary glands secrete an enzyme that enables a minor amount of _____ to be digested in the mouth.

Small amounts of food move from the back of the mouth and through the esophagus by involuntary muscular movements called

Dorothy is an 85-year-old woman who is having difficulty swallowing. Food seems to enter her stomach too slowly. Based on this information, Dorothy probably has a (an)

Which of the following statements is true?

Chyme is the

What is the primary source of energy ("energy currency") for your cells?

Food Is More Than Something to Eat

Nutrition Information: Fact or Fiction

Making More Nutritious Choices

Carbohydrates: Fuel and Fiber

Lipids: Focusing on Fats and Cholesterol

Proteins: Lifes Building Blocks

Vitamins: Nutrients That Multitask

Key Minerals, Water, and the Nonnutrient Alcohol

Nutrition for a Healthy Weight and Fit Body

Nutrition for Your Life, Environment, and World

Filters

Exam 4: How Food Becomes You

Which of the following substances is secreted by the human stomach?

Which of the following statements is true?

Which of the following structures normally prevents swallowed food from entering the larynx and trachea?

Coretta has chronic heartburn. To reduce her risk of developing gastroesophageal reflux disease (GERD), her physician recommended that she

Which of the following statements is true?

Which of the following statements is true?

A (An) _____ is a body structure composed of tissues that have related functions.

Amanda is a three-year-old who has a disease that affects the functioning of her pancreas. Based on this information, she

Glands that secrete hormones are organs of the _____ system.

Chewing food is an example of

After being absorbed, most lipids become incorporated into chylomicrons and enter

The brain and spinal cord are structures of the ____ system.

The _____ helps form feces by absorbing some excess water and minerals from chyme.

Salivary glands secrete an enzyme that enables a minor amount of _____ to be digested in the mouth.

Small amounts of food move from the back of the mouth and through the esophagus by involuntary muscular movements called

Dorothy is an 85-year-old woman who is having difficulty swallowing. Food seems to enter her stomach too slowly. Based on this information, Dorothy probably has a (an)

Which of the following statements is true?

Chyme is the

What is the primary source of energy ("energy currency") for your cells?

Food Is More Than Something to Eat

Nutrition Information: Fact or Fiction

Making More Nutritious Choices

Carbohydrates: Fuel and Fiber

Lipids: Focusing on Fats and Cholesterol

Proteins: Lifes Building Blocks

Vitamins: Nutrients That Multitask

Key Minerals, Water, and the Nonnutrient Alcohol

Nutrition for a Healthy Weight and Fit Body

Nutrition for Your Life, Environment, and World

Filters