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braswell, body systems, cousins,

lungs, trachea major organs in the respiratory system
tissue several cells working together to accomplish a job
organ several tissues working together to accomplish a job
transports gasses and nutrients to all other cells cardiovascular system
brain, nerves, spinal cord organs of the nervous system
Heart, veins, blood Organs of the cardiovascular system
cell smallest unit of life
multicellular organism a living thing made of more the one cell
coordinates involuntary and voluntary systems nervous system
major role in gas exchange respiratory system
involved in both the mechanical and chemical breakdown of food for nutrients digestive system
major role in hormone production endocrine system
organ system several organs working together to accomplish a job
stomach, liver, esophagus major organs of the digestive system
to stay alive the goal of all our systems working together
pituitary gland, adrenal gland, hormones major organs in endocrine system
Excretes liquid waste Job of the excretory system
Bladder, kidneys Major organs of the excretory system
Provides active defense against things that can make you sick Job of the immune system
Lymph, white blood cells Parts of the immune system
Jobs of skeletal system Protects, stores minerals, makes blood cells, gives shape, structure
Parts of the skeletal system Skull, scapula, patella, phalanges
Attaches to skeleton and moves the body Job of Muscular system
Bicep, tricep Parts of muscular system