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Cardiovascular System: Cardiac Output




I have a pdf. file cardiac-output, I would like help on please;Attachment Preview;SU_BIO1014_W3_Lab_Cardiac_Output.pdf Download Attachment;Interactive Physiology Worksheet;Cardiovascular System: Cardiac Output;The volume of blood ejected from the left or right ventricle into the aorta or;1. Define cardiac output (CO). ________________________________________________________ pulmonary;whats the equation for CO CO=HR x SV;2. Write the equation for CO.;amount of blood pumped by EACH ventricle with each heartbeat, avarage 70;3. Define stroke volume (SV). _________________________________________________________ 70mL/beat;SV=EDV-ESV;4. Write the equation for SV.;5. Write the normal values (include correct units) for the following;75 beats a min;a. HR (heart rate) =;70Ml;b. SV (stroke volume) =;120 mL;c. EDV (end diastolic volume) =;50 mL;d. ESV (end systolic volume) =;6.;Given the normal values for HR and SV (above), calculate cardiac output;CO = HR SV = 75 beats/minute x 70 ml/beat = 5250 ml/minute or 5.25 L/minute;CO =;Page 1 of 2;BIO1014 Anatomy and Physiology II Lab;2013 South University;7. Explain how the following factors affect HR, SV, and CO by placing arrows (increase, decrease, or;no change) under them.;HR;SV;CO;a. increase SNS;increased;b. increased Venous return;increased;increased;increased;c. Exercise;increased;increased;increased;d. increased Calcium;decreased;increased;no change;e. decreased HR;8.;no change;increased;no change;no change;no change;Why would stroke volume increase with an increase in the sympathetic nervous system or an;An increase in contractility leads to an increase in the force of contraction;increase in calcium?;9.;Why would stroke volume increase when heart rate slows down?;An increase in filling time leads to an increase in end diastolic volume;Page 2 of 2;BIO1014 Anatomy and Physiology II Lab;2013 South University


Paper#17958 | Written in 18-Jul-2015

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