Ventilation and Perfusion Flashcards
1
Q
what makes the brain breath?
A
co2 levels
2
Q
what 2 things can hinder diffusion between the alveoli and capillary bed?
A
pneumothorax and fluid from CHF
3
Q
what vessel contains the most deoxygenated blood in the body?
A
pulmonary artery
4
Q
how many oxygen molecules do hemoglobin hold?
A
4
5
Q
define shunt
A
perfusion without ventilation
6
Q
define dead space
A
ventilation without perfusion
7
Q
name some reasons for shunting
A
neuro deficits, OD
8
Q
name some interventions for shunting
A
suctions, nebulizer, INTUBATION
9
Q
is shunting easily fixable
A
YES!!!!
10
Q
what is another name for dead space
A
PE
11
Q
is PE easily fixed?
A
NO!!!!
12
Q
what is the problem with the intervention for dead space/PE
A
can cause major bleeding in other areas, organ failure, and shock
