Circulatory system – or cardiovascular system, transports nutrients and oxygen to the body tissues through a network of vessels. Arterial and venous systems are shown (and major blood vessels: aorta, super vena cava, inferior vena cava, subclavian, carotid, jugular, etc.)
Skeletal system – the bony scaffold of the body, consisting of over 200 bones in adulthood.
Nervous systems – Central NS consists of the brain and spinal cord, shown in pink. Peripheral NS are the nerves that branch off the brain and spinal cord and innervate the rest of the body. The nerves transmit information to the brain for processing and integration into actions.
These illustrations were created for a field guide on wilderness medicine.
SYSTEMS of the HUMAN BODY
National Center for Outdoor & Adventure Education
Medical Professional Education
Wilderness & Emergency Medicine