Pulmonology

Question 1

What is the pleurae?

Answer 1

-membranous serous sac (visceral pleura) covers each -lung
-abnormalities:
pneumothorax- pleural space contains air
hemothorx- pleural space contains blood
pus fills pleural
increased amounts of serous fluid
*cause compression of lung and cause respiratory distress

Question 2

How many lobes does the R lung have?

Answer 2

3

• upper
• middle
• lower

Question 3

Describe the upper R lobe

Answer 3

has 3 sections
Apical- top
Anterior
Posterior

Question 4

Describe the middle R lobe

Answer 4

has 2 sections

• medial
• lateral

Question 5

Describe the lower R lobe

Answer 5

has 5 sections

• superior
• anterior basal
• lateral basal
• posterior basal
• medial basal

Question 6

Describe the L lung

Answer 6

has 2 lobes

Question 7

Describe the upper L lobe

Answer 7

has 4 sections

• Apical posterior
• Anterior medial basal
• lateral basal
• posterior basal

Question 8

Describe the lower L lobe

Answer 8

has 4 sections

• Superior
• Anterior medial basal
• lateral basal
• posterior basal

Question 9

Describe the pulmonary circulation

Answer 9

carries deoxygenated blood from hear to lungs

-R and L pulmonary arteries–>lobar arteries–>arterioles–>and capillaries–>veinules–>veins

Question 10

Describe bronchial circulation

Answer 10

• broncial arteriers directly drain into bronchial veins
• portion of circulatory system that supplies oxygenated blood to bronchi and connective tissue via the bronchial arteries which drain directly into the bronchial veins

Question 11

What controls breathing?

Answer 11

-largely involuntary
-Voluntary component:
central respiratory control center in brainstem
peripheral receptors in lungs, airways, chest wall, and blood vessels