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Unit 1A Body Systems

TermDefinition
Nervous System Function: Controls the whole body. Sends/receives messages Structures: Brain, spinal cord, nerves
Endocrine System Function: Receives messages from brain. Sends out chemical messages in blood. (Ex: hormones) Structures: glands (pituitary gland, pancreas)
Digestive System Function: Break down food into smaller Structures: Mouth, stomach, intestines,
Skeletomuscular System (Skeletal and Muscular) Function: Bones provide structure. Muscles allow movement. Structures: Bones and muscles
Reproductive System Function: Produce sex cells Female Structures: uterus, vagina, oviducts, eggs Male Structures: penis, testes, urethra, sperm
Immune System Function: Protect body from pathogens Structures: white blood cells, lymph nodes, tonsils
organ group of same tissue (heart, lung) working together to perform a job
organ system group of different organs working together (Ex: digestive, nervous)
organism group of organ systems working together to maintain homeostasis
tissue group of same type of cells
Circulatory System/Cardiovascular System Function: pump and circulate blood to transport gases (oxygen and CO2) and nutrients. Structures: heart, blood vessels (veins, arteries, etc.)
Respiratory System Function: to take in oxygen and get rid of CO2 Structures: lungs
Created by: user-1592520
 

 



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