★ The Cardiovascular System OCR A-level Quiz
Which is the correct definition of bradycardia?
A. a decrease in resting heart rate below 60 beats per minute
B. the thickening of the muscular wall of the heart so it becomes bigger and stronger
C. An increase in stroke volume and cardiac output
D. a decrease in blood pressure
Preview next quiz:
What does the sympathetic nervous system do?
A. Increase heart rate
B. decrease heart rate
C. release hormones
D. absorb hormones
Disclaimer:
Medical Quiz should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational and educational purposes only.