Where are Beta 1 receptors found?
-:- Heart and Kidneys
Stimulation of Beta 1 receptors result in an increase of what?
-:- Heart: Inotropy, Chronotropy, Dromotropy
Kidneys: Renin-Angiotensin-Aldosterone System = Vasoconstriction = Increase blood
pressure
Which node is located at the juncti...
The middle of phase 3 to beginning of phase 4 in the cardiac cycle where cardiac cells are
partially refractory and partially repolarized and certain cells can be depolarized in response
to electrical stimulus.
✓ -:- Relative Refractory Period
(Partial flush of the toilet)
Starlings Law
✓ -:- When end diastolic volume increases, stroke volume increases as well.
(When more blood is in the ventricles, the cardiac muscle stretches like rubber band and
creates more forceful contraction)
Intrinsic Rate for Ventricles (Purkinje Fibers)
✓ -:- 20-40
Intrinsic Rate for AV Junction
✓ -:- 40-60
Treatment for Beta Blocker Overdose
3|Page | Grade A+| 2024/2025
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