BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332

Solutions

Chapter
Section
BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332
Textbook Problem
22 views

In human lungs, gas exchange occurs at the ______.

  1. a. bronchi
  2. b. bronchioles
  3. c. alveoli
  4. d. pleural sacs

Summary Introduction

Concept introduction: Lungs are an important part of the respiratory system. The process of gaseous exchange consists of the delivery of oxygen from the lungs to the blood stream and the elimination of carbon dioxide from the blood stream to the lungs.

Explanation

Reason for the correct answer:

Alveoli are the tiny air sacs within the lungs. They allow oxygen and carbon dioxide to move between the lungs and the bloodstream. They allow for rapid gaseous exchange.

Option c. is given as “alveoli”. As the gas exchange in human lungs occurs at the alveoli, option c. is correct.

Reasons for the incorrect answers:

Option a. is given as “bronchi”.

Bronchi refer to the passage of airway in the respiratory system that helps to conduct air into the lungs...

Still sussing out bartleby?

Check out a sample textbook solution.

See a sample solution

The Solution to Your Study Problems

Bartleby provides explanations to thousands of textbook problems written by our experts, many with advanced degrees!

Get Started

Additional Science Solutions

Find more solutions based on key concepts

Show solutions add

Form a small group. Each member of the group gives an example of a role model that he or she would like to emul...

Nutrition: Concepts and Controversies - Standalone book (MindTap Course List)

In what way has biotechnology had an impact on agriculture in the United States?

Human Heredity: Principles and Issues (MindTap Course List)

What do enzymes do in metabolic reactions?

Human Biology (MindTap Course List)

What evidence can you give that the corona has a very high temperature?

Horizons: Exploring the Universe (MindTap Course List)

By what mechanism do penicillins kill bacteria?

Organic And Biological Chemistry