anatomy
circulatory system
The human body system that contians the heart, blood, and all of the blood vessels. It delivers all the nutrients to the cells
digestive system
Breaks down food into absorbable units that enter the blood for distribution to body cells.
endocrine system
Glands secrete hormones that regulate processes such as growth, reproduction, and nutrient use (metabolism) by body cells.
skeletal system
Protects and supports body organs, and provides a framework the muscles use to cause movement. Blood cells are formed within bones. Bones store minerals.
skeletal muscle
Is attached to bone by tendons and is responsible for voluntary movement of the body.
heart
A hollow, muscular organ that pumps blood throughout the body. It has 4 chambers (2 ventricles and 2 atrium).
lungs
Major organs in the respiratory system; Bronchi branches into smaller narrower tubes called Bronchioles
hormones
Chemical messengers that are manufactured by the endocrine glands, travel through the bloodstream, and affect other tissues
kidney
A pair of organs in the abdominal cavity that filter waste, unused minerals, and water that make up urine.