How is cardio exercise best described? a. it gives your heart and lungs a continuous workout. b. it does not require a continual oxygen supply. c. it requires short, intense bursts of energy. d. it lasts only minutes or seconds.

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.

When is it most common for humans begin to develop a sense of self worth? a. adolescence b. early childhood c. infancy d. late childhood

Adam has been trying to work on expressing his anger in a calm manner, rather than screaming and yelling. his doctor recommended different breathing techniques to enhance his and express himself positively