Which the following are true about the ejection fraction?
1) The normal value is about 65% to 70%.
2) It can be calculated from a nomogram.
3) The percentage is the end-diastolic volume ejected with each beat.
4) It represents the difference between end-diastolic and end-systolic volumes.
A) 1 and 3
B) 2 and 3
C) 1, 3, and 4
D) 1, 2, and 4
Correct Answer:
Verified
Q1: To standardize the measurement of cardiac output
Q3: Tachycardia in an adult is defined as
Q4: At rest, approximately what percentage of total
Q5: At rest, approximately 64% of the total
Q6: Which of the following has a direct
Q7: The strength of contraction of the myocardial
Q8: What is the most important factor in
Q9: Approximately how much blood can be lost
Q10: Which of the following best describes preload?
A)
Q11: Bradycardia in an adult is defined as
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