Anatomy Review Slides Lec. 23

Question 1

Where does the Trachea Bifurcate into Primary Bronchi?

Answer 1

STERNAL Angle

Question 2

Blood supply to the LOBULES

Answer 2

Supplied by the TERTIARY Bronchi

Question 3

Costo-Diaphragmatic Recesses

Answer 3

• Present in BOTH Lung Cavities

- Spaces where the lungs do NOT expand into

Question 4

Bronchial Arteries

Answer 4

• INTRA-Segmental

- Supply TISSUES of Lungs

Question 5

Primary Bronchi

Answer 5

• Supported by cartilaginous rings

Question 6

Blood Supply to the LOBES

Answer 6

SECONDARY Bronchi

Question 7

Carina

Answer 7

• Located at the INFERIOR end of the Trachea

- Produces intense COUGH reflex

Question 8

2 Pulmonary veins from Each Lung is what?

Answer 8

INTER-segmented

Question 9

Lobes in the Lungs

Answer 9

• 3 on the Right

- 2 on the Left

Question 10

Aspirated objects are more likely to follow which bronchus?

Answer 10

RIGHT

Question 11

Right Bronchus

Answer 11

Compared to the Left:

• Shorter
• Straighter
• LARGER Diameter

Question 12

Trachea

Answer 12

• Supported by ‘C’ shaped Cartilage segments
• In Sup. Mediastinum
• Ant. to Esophagus
• Bifurcates into Primary Bronchi

Question 13

What Lobule is Distinct to the LEFT Lung?

Answer 13

LINGULAR Lobe

Question 14

Bronchial Veins

Answer 14

• RIGHT to Azygos Veins

- LEFT to accessory Hemiazygos vein

Question 15

How many Lobules in the LEFT Lung?

Answer 15

8

Question 16

What is the first site where Gas exchange occurs

Answer 16

• Respiratory Bronchi

Question 17

How many Lobules in the RIGHT Lung?

Answer 17

10

Question 18

Route from Trachea to Alveoli

Answer 18

Trachea
 -> Primary bronchi
—> Secondary bronchi 
—-> Tertiary bronchi 
——> Respiratory bronchi 
——-> Alveolar sacs
———>Alveoli