The Skeletal, Muscular, and Nervous Systems

What would happen if you ate the number of calories of someone who is much taller and more active than you are?

Me d: which system contains the heart, blood, and blood vessels? a. muscular b. circulatory c. respiratory d. digestive which system contains the pituitary, adrenal, and thyroid glands? a. respiratory b. circulatory c. endocrine d. reproductive

Agirl is working really hard in high school and decides to finish some of her classes early , what classes should she choose?