carry blood without oxygen toward the heart (except one)
carry blood with oxygen away from the heard (except one)
blood that has little to no oxygen
the branches that carry air from the trachea to the lungs
the system that eliminates solid wastes; the urinary system is part of this system
red blood cells
these cells carry oxygen to the other cells in the body (no nucleus)
structures inside theheart and blood vessels that keep blood from flowing backwards
the two smaller upper chambers of the heart
the larger lower chambers of the heart
white blood cells
these blood cells change shape as they do their job and protect your body from germs
the smallest blood vessels that contain both carbon dioxide and oxygen
the tube structure between the larynx and the bronchi (windpipe)
an organ that contains RBC, WBC, platelets, and plasma; part of the circulatory system
this tube-like structure is between the trachea and esophagus and is responsible for your voice
this structure covers the trachea when you swallow so food does not "go down the wrong pipe"
the tiny sac-like structures int he lungs where the gases (carbon dioxide and oxygen) are exchanged; rhymes with ravioli
the sticky fluid that traps dust, germs, andother particles in the air to protect the respiratory system
responsible for breaking down food into nutrients so that the cells can use them
responsible for transporting nutrients, wastes, oxygen and carbon dioxide to and from all cells
responsible for taking in oxygen through the nose and mouth to the trachea to the lungs for use and then removing carbon dioxide; cleans the air you breathe.
responsible for getting rid of liquid wastes from the blood
ringed muscular tube that carries food from the mouth to the stomach
hair-like structures that are found in the lungs and trachea to sweep away dirt
these structures are found in the small intestine to increase the surface area for digestion
blood cells that form clots so one doesn't bleed to death
the largest part of blood that carries food from the digestive system to cells and carries away wastes
cardio means heart; vascular means vessels; another term for the circulatory system
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