Download Lesson 12 Cardiovascular Physiology. Hemodynamics Circuitry of

Lesson 12 Cardiovascular Physiology. Hemodynamics
1. Circuitry of the cardiovascular system
a. Left and right sides of the heart. Blood vessels
b. Circuitry
2. Hemodynamics
a. Types and characteristics of blood vessels
b. Velocity of blood flow
c. Relationships between blood flow, pressure, and resistance. Ohm's law. Total peripheral
resistance.
d. Resistance to blood flow. Poiseuille equation.
e. Laminar flow and Reynold's number
f. Compliance of blood vessels
g. Pressures in the cardiovascular system. Pressure profile in the vasculature. Arterial
pressure in the systemic circulation. Diastolic pressure. Systolic pressure. Pulse pressure.
Mean arterial pressure. Venous pressures in the systemic circulation. Pressures in the
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Homework
Draw a schematic diagram showing the circuitry of the cardiovascular system.
Define the term hemodynamics.
List the types and characteristics of blood vessels
Describe the relationships between blood flow, pressure, and resistance (Ohm's law)
Write poiseuille equation.
Draw pressure profile in the vasculature
Schematically draw showing the relationships of the SA node, atria, ventricles, and specialized
conducting tissues.
Draw cardiac action potentials in the ventricle, atrium, and sinoatrial node.
Define the latent pacemakers
Draw and describe the excitability and refractory periods of the ventricular action potential.
Draw the electrocardiogram measured from lead ii. Define waves, intervals, and segments are
seen on the ECG.
Practical work
1. Cardiovascular Dynamics: Activity 1: Studying the Effect of Blood Vessel Radius on Blood Flow
Rate Lab Report
2. Cardiovascular Physiology: Activity 1: Investigating the Refractory Period of Cardiac Muscle
Lab Report