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… 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

Q= ΔP R

Ohm law

Q= ΔP R

Control Heart stopped Restart

Norepinephrine cAMP Acetylcholine

+ -

Acetylcholine (IK Ach)

menti.com

Mitral valve closes Aortic valve opens Aortic valve closes Mitral valve opens

Digoxin Nervus vagus

Digitalis