Chapter 22, Problem 15RQ

Summary Introduction

To review:

1. The definitions of the following:

Hilum, root of the lungs, parietal pleura, and visceral pleura.

2. Differences between hilum and root of the lungs.

Introduction:

The mediastinal part of the lung is termed as the ventral surface of the lung. It is crucial for the exchange of gases between the respiratory and circulatory system. The presence of a pleural cavity separating the thoracic cavity into three compartments is also essential for the smooth functioning of the lung.