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Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909

Solutions

Chapter
Section
BuyFindarrow_forward

Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909
Textbook Problem

The left main stem bronchus angles off from the carina at about

A. 10-20 degrees form the carina.

B. 20-30 degrees from the carina.

C. 30-40 degrees from the carina.

D. 40-60 degrees from the carina.

Summary Introduction

Introduction:

The respiratory system is one of the vital biological systems which is segregated into the upper and lower respiratory systems. In the lower respiratory system, the air moves through the larynx, pharynx, trachea, and then moves into the lungs.

Explanation

Explanation for the correct answer:

Option (d) states 40-60 degrees from the carina. The right main stem bronchus is known to branch off the trachea at 25-degree angle while the left one makes an angle of 40 to 60 degrees with the trachea. The right one is more wide, vertical, and shorter than the left main stem bronchus. Hence, option (d) is a correct answer

Explanation for the incorrect answer:

Option (a) states 10-20 degrees from the carina...

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