2.1 General Anatomy of the Respiratory System Flashcards
What is the definition of gross anatomy?
study of organs and structures of the human body visible to the naked eye
Are the lungs symmetrical?
no
What are the lobes of the right lung?
three: superior, middle, and inferior
What are the lobes of the left lung?
two: superior and inferior
What causes the asymmetry of the lungs?
position of the heart
What is the hilum?
the root of the lung
What is the purpose of the hilum?
connection point of the pulmonary vessels and brochi to each lung
What does healthy lung texture look like?
lpeachy/pink
light texture
What are the fissures of each lung?
left and right: oblique fissures
right: horizontal fissue
What are pleurae?
membranes that cover the surface of the lung and the cavity surrounding the lung
What are the two types of pleurae?
visceral and parietal
What is the visceral pleurae?
directly covers the lungs
What is the parietal pleurae?
covers the surfaces surrounding the lungs: ribs, diaphragm, and mediastrinum
What is the space between the parietal and visceral pleura?
pleural space
What is the main purpose of the pleurae?
reduce friction and provide a negative pressure environment
