Question 1

The stomach empties into the small intestine through the

Accepted Answer

A)  pyloric sphincter. 
B)  esophageal sphincter. 
C)  sphincter of Oddi. 
D)  ileocecal sphincter. 
A)  pyloric sphincter. 
B)  esophageal sphincter. 
C)  sphincter of Oddi. 
D)  ileocecal sphincter.

Question 2

Which hormone functions in the regulation of the body's metabolic rate?

Accepted Answer

A)  vitamin D 
B)  thyroid hormone 
C)  glucagon 
D)  insulin 
A)  vitamin D 
B)  thyroid hormone 
C)  glucagon 
D)  insulin

Question 3

The study of the ways nutrients and food influence gene expression is called

Accepted Answer

A)  epidemiology. 
B)  molecular biology. 
C)  nutrigenomics. 
D)  nutrigenetics. 
A)  epidemiology. 
B)  molecular biology. 
C)  nutrigenomics. 
D)  nutrigenetics.

Question 4

In passive absorption, nutrients enter the cell

Accepted Answer

A)  with a carrier. 
B)  with the expenditure of energy. 
C)  from an area of higher solute concentration to one of lower concentration. 
D)  from an area of lower solute concentration to one of higher concentration. 
A)  with a carrier. 
B)  with the expenditure of energy. 
C)  from an area of higher solute concentration to one of lower concentration. 
D)  from an area of lower solute concentration to one of higher concentration.

Question 5

The study of how genes determine our nutritional requirements is called

Accepted Answer

A)  nutrigenomics. 
B)  nutrigenetics. 
C)  nutritional biochemistry. 
D)  genetic engineering. 
A)  nutrigenomics. 
B)  nutrigenetics. 
C)  nutritional biochemistry. 
D)  genetic engineering.

Question 6

Which large blood vessel is the first to receive most recently eaten nutrients, transporting them to the liver?

Accepted Answer

A)  Hepatic portal vein 
B)  Mesenteric vein 
C)  Subclavian vein 
D)  Hepatic vein 
A)  Hepatic portal vein 
B)  Mesenteric vein 
C)  Subclavian vein 
D)  Hepatic vein

Question 7

When food enters the small intestine, a hormone stimulates the release of ______ from the pancreas.

Accepted Answer

A)  bile 
B)  acid 
C)  bicarbonate 
D)  mucus 
A)  bile 
B)  acid 
C)  bicarbonate 
D)  mucus

Question 8

Nutrient-rich blood leaving the intestine goes by way of a vein to the

Accepted Answer

A)  kidneys. 
B)  heart. 
C)  liver. 
D)  pancreas. 
A)  kidneys. 
B)  heart. 
C)  liver. 
D)  pancreas.

Question 9

Excessive acid production in the stomach or upper small intestine could result in

Accepted Answer

A)  poor iron, calcium, and folate absorption. 
B)  excessive intestinal bacterial growth. 
C)  an ulcer. 
D)  decreased fiber digestion and absorption. 
A)  poor iron, calcium, and folate absorption. 
B)  excessive intestinal bacterial growth. 
C)  an ulcer. 
D)  decreased fiber digestion and absorption.

Question 10

Which of the following, upon digestion, is NOT normally absorbed directly into the bloodstream?

Accepted Answer

A)  Minerals 
B)  Fats 
C)  Carbohydrates 
D)  Proteins 
A)  Minerals 
B)  Fats 
C)  Carbohydrates 
D)  Proteins

Question 11

The organelles that are known as the "power plants" or the "powerhouses" of the cell are the

Accepted Answer

A)  mitochondria. 
B)  nuclei. 
C)  ribosomes. 
D)  lysosomes. 
A)  mitochondria. 
B)  nuclei. 
C)  ribosomes. 
D)  lysosomes.

Question 12

What is one function of the pyloric sphincter?

Accepted Answer

A)  Prevents esophageal contents from emptying too quickly into the stomach 
B)  Prevents stomach contents from backing up into the esophagus 
C)  Prevents intestinal contents from backing up into the stomach 
D)  Prevents intestinal contents from emptying too quickly into the colon 
A)  Prevents esophageal contents from emptying too quickly into the stomach 
B)  Prevents stomach contents from backing up into the esophagus 
C)  Prevents intestinal contents from backing up into the stomach 
D)  Prevents intestinal contents from emptying too quickly into the colon

Question 13

These protein-based substances enhance digestion by making chemical reactions more likely to happen.

Accepted Answer

A)  Bile 
B)  Emulsifiers 
C)  Enzymes 
D)  Hormones 
A)  Bile 
B)  Emulsifiers 
C)  Enzymes 
D)  Hormones

Question 14

Which of the following therapies is appropriate for treatment of occasional heartburn?

Accepted Answer

A)  Aspirin 
B)  Antacids 
C)  Orange juice 
D)  Milk and cream 
A)  Aspirin 
B)  Antacids 
C)  Orange juice 
D)  Milk and cream

Question 15

Peristalsis refers to

Accepted Answer

A)  chewing and swallowing. 
B)  the opening and closing of sphincters. 
C)  the action of bile on dietary fat. 
D)  muscular movement of materials through the GI tract. 
A)  chewing and swallowing. 
B)  the opening and closing of sphincters. 
C)  the action of bile on dietary fat. 
D)  muscular movement of materials through the GI tract.

Question 16

Partially digested food that enters the small intestine from the stomach is called

Accepted Answer

A)  bolus. 
B)  mass. 
C)  chyme. 
D)  bile. 
A)  bolus. 
B)  mass. 
C)  chyme. 
D)  bile.

Question 17

All of the following are features of the epiglottis EXCEPT which one?

Accepted Answer

A)  It covers the opening of the trachea. 
B)  It prevents food from entering the windpipe during swallowing. 
C)  It guides food down the esophagus. 
D)  It is the first GI tract sphincter. 
A)  It covers the opening of the trachea. 
B)  It prevents food from entering the windpipe during swallowing. 
C)  It guides food down the esophagus. 
D)  It is the first GI tract sphincter.

Question 18

The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract.

Accepted Answer

A)  respiratory 
B)  skeletal 
C)  immune 
D)  nervous 
A)  respiratory 
B)  skeletal 
C)  immune 
D)  nervous

Question 19

Which absorptive process in the small intestine requires a carrier and energy to transport nutrients into absorptive cells?

Accepted Answer

A)  Phagocytosis 
B)  Facilitated diffusion 
C)  Passive diffusion 
D)  Active absorption 
A)  Phagocytosis 
B)  Facilitated diffusion 
C)  Passive diffusion 
D)  Active absorption

Question 20

Which of the following is true about the lymphatic system?

Accepted Answer

A)  The specialized fluid carried by this system is blood. 
B)  This system never intersects with the bloodstream. 
C)  It is not involved in the transport of nutrients. 
D)  It is important for transporting fat-soluble nutrients. 
A)  The specialized fluid carried by this system is blood. 
B)  This system never intersects with the bloodstream. 
C)  It is not involved in the transport of nutrients. 
D)  It is important for transporting fat-soluble nutrients.

The stomach empties into the small intestine through the

Which hormone functions in the regulation of the body's metabolic rate?

The study of the ways nutrients and food influence gene expression is called

In passive absorption, nutrients enter the cell

The study of how genes determine our nutritional requirements is called

Which large blood vessel is the first to receive most recently eaten nutrients, transporting them to the liver?

When food enters the small intestine, a hormone stimulates the release of ______ from the pancreas.

Nutrient-rich blood leaving the intestine goes by way of a vein to the

Excessive acid production in the stomach or upper small intestine could result in

Which of the following, upon digestion, is NOT normally absorbed directly into the bloodstream?

The organelles that are known as the "power plants" or the "powerhouses" of the cell are the

What is one function of the pyloric sphincter?

These protein-based substances enhance digestion by making chemical reactions more likely to happen.

Which of the following therapies is appropriate for treatment of occasional heartburn?

Peristalsis refers to

Partially digested food that enters the small intestine from the stomach is called

All of the following are features of the epiglottis EXCEPT which one?

The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract.

Which absorptive process in the small intestine requires a carrier and energy to transport nutrients into absorptive cells?

Which of the following is true about the lymphatic system?

Nutrition, Food Choices, and Health

Guidelines for Designing a Healthy Diet

Carbohydrates

Lipids

Proteins

Energy Balance and Weight Control

Vitamins

Water and Minerals

Nutrition: Fitness and Sports

Eating Disorders

Undernutrition Throughout the World

Safety of Our Food Supply

Nutrition During Pregnancy and Breastfeeding

Nutrition From Infancy Through Adolescence

Nutrition During Adulthood

Filters

Exam 3: The Human Body: a Nutrition Perspective

The stomach empties into the small intestine through the

Which hormone functions in the regulation of the body's metabolic rate?

The study of the ways nutrients and food influence gene expression is called

In passive absorption, nutrients enter the cell

The study of how genes determine our nutritional requirements is called

Which large blood vessel is the first to receive most recently eaten nutrients, transporting them to the liver?

When food enters the small intestine, a hormone stimulates the release of ______ from the pancreas.

Nutrient-rich blood leaving the intestine goes by way of a vein to the

Excessive acid production in the stomach or upper small intestine could result in

Which of the following, upon digestion, is NOT normally absorbed directly into the bloodstream?

The organelles that are known as the "power plants" or the "powerhouses" of the cell are the

What is one function of the pyloric sphincter?

These protein-based substances enhance digestion by making chemical reactions more likely to happen.

Which of the following therapies is appropriate for treatment of occasional heartburn?

Peristalsis refers to

Partially digested food that enters the small intestine from the stomach is called

All of the following are features of the epiglottis EXCEPT which one?

The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract.

Which absorptive process in the small intestine requires a carrier and energy to transport nutrients into absorptive cells?

Which of the following is true about the lymphatic system?

Nutrition, Food Choices, and Health

Guidelines for Designing a Healthy Diet

Carbohydrates

Lipids

Proteins

Energy Balance and Weight Control

Vitamins

Water and Minerals

Nutrition: Fitness and Sports

Eating Disorders

Undernutrition Throughout the World

Safety of Our Food Supply

Nutrition During Pregnancy and Breastfeeding

Nutrition From Infancy Through Adolescence

Nutrition During Adulthood

Filters