Skeletal and smooth muscles move when nerve impulses, sent from the stimulate the muscle fibers, telling them to either contract or relax.

Which statement supports the principle ideas of jean piaget's philosophy? adults should not interact with teachers. children are best educated through standardized training. adults do not think better than children, but they think differently. children should not form hypotheses until they are certain their findings will be correct.

When a person on a skateboard decides to perform a short, hard ollie, that would be considered muscular endurance. true false

The benefits of cardiovascular exercise include a improved hearing b reduced depression c reduced appetite d decreased stamina