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Health, 23.06.2019 00:00
Lordosis can often be prevented by strengthening core muscles in the abdominals and back. a. true b. false
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Health, 23.06.2019 06:30
Check all that occur during ventricular systole. a. the av valves open to allow blood to enter the ventricles from the atria. b. the av valves open to allow blood to enter the ventricles from the atria. c. the semilunar valves remain closed throughout systole to prevent backflow of blood into the ventricles. d. the semilunar valves remain closed throughout systole to prevent backflow of blood into the ventricles. e. the semilunar valves open to allow blood to flow into the large arteries. f. the semilunar valves open to allow blood to flow into the large arteries. g. the av valves close to prevent backflow of blood into the atria.
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Health, 23.06.2019 07:50
List several ways that negative life events (death in the family, being laid off, etc) may affect your physical health.
Answers: 2
How much cardio is recommended for teens by the?...
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