Trachea and Primary Bronchi Flashcards
1
Q
Trachea: Location and Length (Infant and Adult)
A
C6 to T5 (T6 during deep inspiration)
Inside diameter 3mm at birth and 12mm in adults
10-12cm long in adults
2
Q
Trachea: Components
A
Has 16-20 C-shaped cartilages deficient in back next to the esophagus
Carina- Last cartilage of trachea
3
Q
Trachea: Angles of Transition
A
Subcarinal angle is 62 degrees
Right bronchus: 25 Degrees
Left bronchus: 37 Degrees
4
Q
Right Primary Bronchus: Characteristics and Entry
A
Wider, shorter (2.5cm) and more vertical than left
Enters right lung oppostive of TV6
5
Q
LEft Primary Bronchus: Characteristics and Entry
A
Narrower, longer (5cm) and less vertical than right
Enters the left lung opposite TV6
