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Systemic effects of inhalational agent : Respiratory system
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ventillation
initially, V
t decreases and f increases,
later V
t and f both decreases
Ventillatory responses also inhibited
Bronchial muscles
all agent cause bronchodilation
by, direct effect on muscles and by action on Central pathway
Effect on hypoxic pulmonary vasoconstriction(HPV)
all agents are pulmonary vasodilators except n2o, blunt HPV sesponse , V/Q ratio mismatch worsen
Effect on ciliary activity
all reduces ciliary activity except ether
reduces capability to cough out secretion postop
Airway reflexes
depressed and makes patient vulnerable to aspiration
Author
Nabin
ID
341006
Card Set
Systemic effects of inhalational agent : Respiratory system
Description
Systemic effects of inhalational agent
Updated
2018-06-30T11:47:56Z
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