part three of Biolody Human Skin Test

found in dorsal cavity, covers the brain and spinal cord

main function is protection, synthesizes viatimes, collect sensory data, helps REGULATE BODY TEMPERATURE

contains the mouth, esophagus, stomach, intestines, and associated organs, this system will digest food into nutrients and molecules will be used in the body

the heart pumps the blood, sends under pressure to blood vessels, take nutrients and oxygen to the cells and picks up waste in carbon dioxide

consists of _________ vessels and lymph nodes , helps protect the body from disease by purifying lym and strong ________

white blood cells produce antibodies