… pump function of the HEART
Kap
osv
ári
Pét
er
Altitude: 0m P = 1 atm
Altitude: 5500m P = 0.5 atm
P₁ = P₂
P₁ = P₂
P₁ < P₂
Flow
Pressure difference
Flow Pressure difference
Resistance =
Ohm law
Control Heart stopped Restart
Norepinephrine cAMP Acetylcholine
+ -
Acetylcholine (IK Ach)
Mitral valve closes Aortic valve opens Aortic valve closes Mitral valve opens
Digoxin Nervus vagus
Digitalis