BL10 Flashcards
Where is the sternal angle?
T3/4 angle of louis. Where the 2nd rib attaches
How many membranes are in the lung?
2 - mucous membrane (airways) serous membrane (air sacs)
How many linings are there in the lung?
What are these called
2 - Parietal (external) membrane
Visceral (internal) membrane
Pleura
If the pleural cavity fills with air what is it called?
pneumothorax
If the pleural cavity fills with blood what is it called?
haemothorax
If the pleural cavity fills with pus what is it called?
empyema
If the pleural cavity fills with a watery transudate or exudate what is it called?
pleural effusion
Where do the intercostal blood vessels and nerves run in relation to the ribs?
Posteriorly
(Intercostal nerves and vessels run in the costal groove along the
inferior border of each rib.)
Which organ do the phrenic nerves transverse?
The heart (or more accurately the middle mediastinum)
Which lung has 3 lobes?
Right
Which three components make up the respiratory portion of the respiratory tract?
Bonus - What epithelium?
Bronchioles (Simple cuboidal)
Aveolar ducts (Simple cuboidal)
Aveoli (Simple squamous)
The nasal cavity is made up of two different types of cells?
Non-olfactory regions (Pseudostratified ciliated epithelium)
Olfactory regions (Particularly thick pseudostratified
columnar epithelium, without
goblet cells,)
Vocal cord - what is it made of?
large bundle of
elastic fibres, running front to back
Which bronchus is more likely to get foreign objects going down in ?
Right
What type of epithelium is found in the trachea?
Pseudostratified
ciliated epithelium