Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

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Chapter 31, Problem 2MCQ

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Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

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Why was the evolution of the pulmonary veins important for amphibians? a. To move oxygen to and from the lungs b. To increase the metabolic rate c. For increased blood circulation to the brain d. None of the choices are correct.

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The early atmosphere lacked which gas? 1. carbon dioxide 2. oxygen 3. amonia 4. nitrogen

Answer 2

Question

Chapter 31, Problem 2MCQ

Summary Introduction

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

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Answer 3

Question

Chapter 31, Problem 2MCQ

Summary Introduction

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

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Answer 4

Question

Chapter 31, Problem 2MCQ

Summary Introduction

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

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Answer 5

Chapter 31, Problem 2MCQ

Summary Introduction

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

Answer 6

Chapter 31, Problem 2MCQ

Summary Introduction

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

Answer 7

Chapter 31, Problem 2MCQ

Summary Introduction

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

Answer 8

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Answer 11

Ch. 31.1 - Prob. 1MC Ch. 31.1 - Prob. 2MC Ch. 31.1 - Differentiate between aerobic cellular...Ch. 31.1 - An earthworm prefers moist soil. Why does this...Ch. 31.1 - Prob. 5MC Ch. 31.2 - Prob. 1MC Ch. 31.2 - Prob. 2MC Ch. 31.2 - Which structure prevents swallowed food from...Ch. 31.2 - Describe the relationships among the trachea,...Ch. 31.3 - What is the relationship between the volume of the...

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

Solution Summary: The author explains the importance of the respiratory system, which brings oxygen into the body. The evolution of amphibians to mammals allowed a greater amount of gas exchange in vertebrates living on land.

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Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

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Chapter 31 Solutions

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

Solution Summary: The author explains the importance of the respiratory system, which brings oxygen into the body. The evolution of amphibians to mammals allowed a greater amount of gas exchange in vertebrates living on land.

Concept explainers

Videos

Introduction: Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.

Want to see the full answer?

Chapter 31 Solutions

Introduction:

Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body. The importance of the respiratory system is that it brings oxygen into the body and humans cannot live without oxygen.