Notebook Anatomy and Physiology CH 13 Cardiovascular System Oct 13 to October 17.notebook 16, 2014

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1 Table of Contents # Date Title Page # 1. 08/27/14 Ch 1: Intro to Human A & P /05/14 Ch 4: Cellular Metabolism /09/14 Ch 5: Tissues /29/14 Ch 12: Blood /06/14 Ch 13: Cardiovascular System 32 i 1

2 10/07/14 Ch. 13: Cardiovascular System 39 Objective: Students will be able to discuss the cardiac cycle and explain how it is controlled. Systole: Cardiac Cycle contraction Diastole: relaxation Sequence of events in 1 Cardiac Cycle: 1. Atrial Systole w/ Ventricular Diastole 2. Ventricular Systole w/ Atrial Diastole 3. Atrial and Ventricular Diastole Pre-Lab: Heart Rate, Blood Pressure, and Exercise Read Handout Read pp

3 Notebook Anatomy and Physiology CH 13 Cardiovascular System Oct 13 tooctober 17.notebook 16, /07/14 Ch. 13: Cardiovascular System 28 Internal Anatomy From Lungs Notes Path of Blood Through The Heart Blood Supply to The Heart 1st 2 branches of aorta=coronary arteries--supply blood to heart Blood Supply away from The Heart cardiac veins join into the coronary sinus (posterior surface) and enter into Right Atrium. Cardiac Cycle (mute) Objective: Students will be able to discuss the cardiac cycle and explain how it is controlled. Cardiac Cycle Systole: contraction Diastole: relaxation Sequence of events in 1 Cardiac Cycle: 1. Atrial Systole w/ Ventricular Diastole 2. Ventricular Systole w/ Atrial Diastole 3. Atrial and Ventricular Diastole Cardiac Cycle ECG and Cardiac Cycle 3

4 4

5 10/13/14 Ch. 13: Cardiovascular System 49 Objective: Students will be able to discuss the cardiac cycle and explain how it is controlled. Lab: EKGs Calculating heart rate in bpm: How many R-waves do you have in 1 graph? (eg: 4) 1 graph = 3 seconds 4 beats 3 seconds x 60 seconds 1 minute = 240 beats 3 minutes 80 beats = 1 minute Control of the Cardiac Cycle SA node AV node Bundle of His Purkinje fibers 5

6 04/17/12 Ch. 13: Cardiovascular System 49 Objective: Students will be able to discuss the cardiac cycle and explain how it is controlled. Control of the Cardiac Cycle 6

7 10/14/14 Ch. 13: Cardiovascular System 49 Objective: Students will be able to discuss the cardiac cycle and explain how it is controlled. Visuals of the Heart Cardiac Cycle Contraction ECG and Cardiac Cycle 7

8 04/18/12 Ch. 13: Cardiovascular System 49 Objective: Students will be able to discuss the cardiac cycle and explain how it is controlled. Cardiac Cycle Visuals of the Heart Contraction 8

9 10/16/14 Ch 13: The Cardiovascular System 30 Objective: Students will be able to describe how substances are exchanged between blood in capillaries and the tissue fluid surrounding body cells. Key Terms Filtration: forcing molecules through a membrane using hydrostatic pressure (eg: out of the blood stream). Hydrostatic Pressure: pressure exerted by fluids (eg: blood pressure) Osmotic Pressure: presence of an impermeant solute on one side of a membrane (eg: plasma proteins) Reabsorption: movement of molecules into the blood stream 9

10 Notebook Anatomy and Physiology CH 13 Cardiovascular System Oct 13 tooctober 17.notebook 16,

11 Notebook Anatomy and Physiology CH 13 Cardiovascular System Oct 13 tooctober 17.notebook 16,

12 Blood Pressure as you Move Away From the Ventricles 12

13 Factors Influencing Blood Pressure x = CO Blood Pressure (BP) = Cardiac Output (CO) x Peripheral Resistance (PR) BP = CO x PR 13

14 Feedback Mechanism: Lowering Blood Pressure 14

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