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Flashcards in lungs Deck (17)
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1

new alveoli develop until

8 years old

2

bronchioles do not have_____

cartilage in their walls

3

conducting vs respiratory alveoli

conducting carry air but have no glands or alveoli
respiratory have alveoli

4

what organ has dual arterial supply and venous drainage

lungs
-pulmonary and bronchial (2 for left, 1 for right)

5

pulmonary embolism usually travels to heart from

deep venous thrombosis (lower extremities)

6

is plurae sensitive?

parietal plura feels pain

7

phrenic nerve arises from

C3-C5

8

phrenic vs vagus positioning

phrenic is anterior to root of lung
vagus is posterior

9

where is thymus

apical and anterior to heart

10

respiratory development

4-5 weeks - pharyngeal gut -->respiratory diverticulum --> trachea and lung buds
right grows faster and straighter, left is more lateral

11

tracheoesophageal fistula

connection between trachea and esophagus
gastric acid can reflux to lungs; failure of primitive foregut

12

lung parenchyma comes from
plurae come from
innervation comes from

endoderm
mesoderm
ectoderm

13

deep chest pain due to
local pain due to

phrenic
intercostal

14

triangle of auscultation

latissimus dorsi, trapezius, lateral scapula
floor = rhomboids

15

visceral plura

cant feel pain but can sense stretch and pressure

16

what innervates visceral plura

pulmonary plexus

17

anthracosis

natural blue/black pigment in lungs
death cells/macrophages that trap carbon pigment (worse in smokers obv)