Transcript Bio 449 Lecture 3 Outline Aug. 30, 2008

Bio 449
Lecture 19 - Cardiovascular Physiology II
Heart
Electrical events of the heartbeat
Mechanical events of the heartbeat
Cardiac output
Heart rate
Stroke volume
Control of cardiac output
Blood flow
Vessel size, blood velocity and pressure
Control of blood distribution
Poiseuille's Law
Local vs. systemic effects of
vasoconstriction
Regulation of arteriolar diameter
Oct. 13, 2010
Terms to Know
Systole
Diastole
Isovolemic contraction
Isovolemic relaxation
Ventricular ejection
Heart rate
Stroke volume
Cardiac output
Starling's Law of the Heart
Poiseuille's Law
Viscosity
Total peripheral resistance (TPR)
Mean arterial pressure (MAP)
Central venous pressure (CVP)
Vasodilation
Vasoconstriction
Active hyperemia
Nitric oxide
Readings
Lectures 18-20:
Chapter 14 & 15
Myogenic pacemakers
Elastic recoil of arteries
Arterioles
Ventricular contraction
Ventricular relaxation
Fig.15-4
Mechanical events of the heartbeat
Systole and diastole
Similar to Fig.14-24
Overview of EKG
Electrical events and EKG pattern
Fig. 14-21
Standard EKG
Fig. 14-21
Summary of cardiac cycle
Fig. 14-26
Fig. 14-26
Fig. 14-26
Fig. 14-26
Fig. 14-26
Cardiac Output
Control of Cardiac Output
Effects of sympathetic activity on HR
Fig. 14-16
Effects of parasympathetic activity on HR
Fig. 14-16