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SKELETAL
SKELETAL SYSTEM The human skeleton is a strong, flexible framework of 206 bones that supports the body and protects internal organs. In addition, the bones of the skeleton store calcium, a mineral essential for the activity of nerve and muscle cells. The soft core of bone, the bone marrow, is where… Read more
DIGESTIVE
DIGESTIVE SYSTEM The organs of the digestive system break down food into simpler substances for absorption into the bloodstream. These organs also remove indigestible matter and waste products from the body through excretion. … Read more
ENDOCRINE
ENDOCRINE SYSTEM The endocrine system is made of many glands—groups of cells that release chemical substances called hormones into the bloodstream. Hormones influence and regulate diverse activities such as metabolism, growth, mental development, and emotional behaviour. In addition to the integrative… Read more
URINARY
URINARY SYSTEM The urinary system eliminates waste products from the body and helps regulate the body’s water and chemical balance. The organs of the urinary system include two oval-shaped kidneys, each with a long, slender tube, called the ureter, which connects to the bladder. Another tubular vessel… Read more
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