The process of involving more muscle fibers to produce increased muscle force

According to federal dietary guidelines which of these foods is overconsumed

According to proper standing posture, from a side view, which parts of the body should be aligned? a. ear, shoulder, hip, knee, and ankle b. stomach, hip, knee, and ankle c. nose, shoulder, hip, knee d. ear, shoulder, fingers, ankle

Christopher came down with the chicken pox after spending time in his child’s day care. what like in the chain of transmission is this scenario