OS considerations in cardiovascular disorders Flashcards
Where are the sympathetics for CV?
T1-6
Where do these sympathetics synapse?
- upper thoracics
2. Cervical chain ganglia
sympathetics from right pass and right deep plexus innervate?
SA node
Hyperactivity of R. deep plexus/pass predisposes to?
Suprventricular Tachy
L pass through L. deep plexus innervate?
AV node
Hyperstim of L-pass/plexus =>?
Ectopic foci
V. Fib
Increased tone assc. w/increased ____ post MI.
Morbidity
Increased tone does what to collateral circulation development?
Inhibits it
Vessels rich in sympathetics =>
vasoconstriction
What nerve goes to the SA node?
Right Vagus N.
Hyperactive Vagus N. =>
Sinus brady arrythmias
L. Vagus supplies?
AV node
Hyperactivity of L. Vagus leads to?
AV blocks
Visceral-visceral reflexes are pulmonary branches strongest inhibitory reflex-?
Aspiration
Parasympathetic visceral to visceral reflexes cause?
- Slowing HR
- Larynx irritation
- Pressure on carotid and globe of eye