BIPN 100 Lecture 24: BIPN 100 Lecture 24

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13 Jun 2018

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BIPN 100 Lecture 24

6/1/2018

• A: aortic semilunar valve opens due to change in pressure

• B: aortic semilunar valve closes

• C: itral ale loses, akig first soud of lu; isoolui otratio

• D: relaxation and mitral valve is open

• E: EDV

• F: ESV

• The electrical event of the P wave (depolarization of the cardiac contractile cells of the

atria) occurs before any mechanical event

• The depolarization of the PR wave happens before systole

• T wave is repolarization of the cardiac contractile cells of the ventricle, occurs before

relaxation happens

• Hemodynamics

o Used to describe how blood flows through blood vessels

• Blood

o Properties of the blood determine how healthy the circulatory system is

o ECF= plasma= water, proteins, and salts

o Serum= plasma - minus

o Main protein of plasma is albumin

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