The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

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Answer 3

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

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Answer 4

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

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Answer 5

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

Answer 6

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

Answer 7

Chapter 20, Problem 21RAC

Summary Introduction

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

Answer 8

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Answer 11

Ch. 20.1 - State the four functions of the heart.Ch. 20.2 - What is the approximate size and shape of the...Ch. 20.2 - Where is the heart located? How does this...Ch. 20.3 - Describe the parts of the pericardium and their...Ch. 20.3 - Describe the three layers of the heart wall, and...Ch. 20.3 - Name the chambers of the heart, and describe their...Ch. 20.3 - List the major blood vessels that enter and leave...Ch. 20.3 - Prob. 8AYP Ch. 20.3 - Prob. 9AYP Ch. 20.3 - Prob. 10AYP

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

Solution Summary: The author explains that the parasympathetic nervous system conserves energy by slowing the heart rate, relaxing sphincter muscles, and increasing intestinal and gland activity.

Videos

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

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Chapter 20 Solutions

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

Solution Summary: The author explains that the parasympathetic nervous system conserves energy by slowing the heart rate, relaxing sphincter muscles, and increasing intestinal and gland activity.

Videos

Introduction: The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.

Want to see the full answer?

Chapter 20 Solutions

Introduction:

The parasympathetic nervous system is sometimes also known as the rest and digest system. This is because it conserves the energy by slowing the heart rate, relaxing sphincter muscles that are present in the gastrointestinal tract, and increasing the intestinal and gland activity.