Use the Answer Code Below to Complete the Following Statements

Use the answer code below to complete the following statements.
$\begin{array}{lr}\text { 1. Stroke volume can be increased by }\\\text { increasing }\_\_\_\_\text { and }\_\_\_\_&\text { cardiac output }\_\_\_\_\\\\\text { 2. The maximum volume of blood that the }\\\text { ventricle contains after filling is complete is }&\text { stroke volume and heart }\\\text { the }\_\_\_\_&\text { rate }\_\_\_\_\\\\\text { 3. The volume of blood ejected by each }\\\text { ventricle each minute is known as the }\_\_\_\_&\text { stroke volume }\_\_\_\_\\\\\text { 4. The volume of blood ejected by each }&\text { end-diastolic volume and }\\\text { ventricle each beat is known as the }\_\_\_\_&\text { end-systolic volume }\_\_\_\_\\\\\text { 5. The number of times the heart contracts }\\\text { each minute is the }\_\_\_\_&\text { end-diastolic volume }\_\_\_\_\\\\\text { 6. The two main determinants of cardiac }\\\text { output are }\_\_\_\_\text { and }\_\_\_\_&\text { end-systolic volume }\_\_\_\_\\\text { 7. The minimum volume of blood that the }\\\text { ventricle contains after emptying is complete }&\text { end-diastolic volume and }\\\text { is the }\_\_\_\_&\text { sympathetic activity }\_\_\_\_\\\\\text { 8. Heart rate can be increased by increasing }\\\_\_\_\_&\text { heart rate }\_\_\_\_\\\\\text { 9. The stroke volume may be calculated by }\\\_\_\_\_\text { minus }\_\_\_\_&\text { sympathetic activity }\_\_\_\_\end{array}$