Organ systems/indiana-standards?dictionary=systems&did=955" onclick="getAsistant(this,event,955,'systems');return false;" style="color:#009000;">Systems
An organ system is a group of systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs that work together to perform specific functions in the body. There are several organ systems/indiana-standards?dictionary=systems&did=955" onclick="getAsistant(this,event,955,'systems');return false;" style="color:#009000;">systems in the systems/indiana-standards?dictionary=human+body&did=960" onclick="getAsistant(this,event,960,'human body');return false;" style="color:#009000;">human body, each with its own unique set of functions and structures.
Study Guide
systems/indiana-standards?dictionary=respiratory+system&did=1200" onclick="getAsistant(this,event,1200,'respiratory system');return false;" style="color:#009000;">Respiratory System: This system is responsible for the exchange of systems/indiana-standards?dictionary=gases&did=796" onclick="getAsistant(this,event,796,'gases');return false;" style="color:#009000;">gases, including systems/indiana-standards?dictionary=oxygen&did=798" onclick="getAsistant(this,event,798,'oxygen');return false;" style="color:#009000;">oxygen and systems/indiana-standards?dictionary=carbon+dioxide&did=799" onclick="getAsistant(this,event,799,'carbon dioxide');return false;" style="color:#009000;">carbon dioxide, between the body and the systems/indiana-standards?dictionary=environment&did=923" onclick="getAsistant(this,event,923,'environment');return false;" style="color:#009000;">environment. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=lungs&did=1028" onclick="getAsistant(this,event,1028,'lungs');return false;" style="color:#009000;">lungs, trachea, bronchi, and diaphragm.
systems/indiana-standards?dictionary=circulatory+system&did=1201" onclick="getAsistant(this,event,1201,'circulatory system');return false;" style="color:#009000;">Circulatory System: This system is responsible for transporting systems/indiana-standards?dictionary=blood&did=1251" onclick="getAsistant(this,event,1251,'blood');return false;" style="color:#009000;">blood, systems/indiana-standards?dictionary=oxygen&did=798" onclick="getAsistant(this,event,798,'oxygen');return false;" style="color:#009000;">oxygen, systems/indiana-standards?dictionary=nutrients&did=873" onclick="getAsistant(this,event,873,'nutrients');return false;" style="color:#009000;">nutrients, and systems/indiana-standards?dictionary=hormones&did=1678" onclick="getAsistant(this,event,1678,'hormones');return false;" style="color:#009000;">hormones to and from systems/indiana-standards?dictionary=cells&did=889" onclick="getAsistant(this,event,889,'cells');return false;" style="color:#009000;">cells throughout the body. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=heart&did=1027" onclick="getAsistant(this,event,1027,'heart');return false;" style="color:#009000;">heart, systems/indiana-standards?dictionary=blood+vessels&did=1244" onclick="getAsistant(this,event,1244,'blood vessels');return false;" style="color:#009000;">blood vessels, and systems/indiana-standards?dictionary=blood&did=1251" onclick="getAsistant(this,event,1251,'blood');return false;" style="color:#009000;">blood.
systems/indiana-standards?dictionary=digestive+system&did=1202" onclick="getAsistant(this,event,1202,'digestive system');return false;" style="color:#009000;">Digestive System: This system is responsible for breaking down systems/indiana-standards?dictionary=food&did=1592" onclick="getAsistant(this,event,1592,'food');return false;" style="color:#009000;">food into systems/indiana-standards?dictionary=nutrients&did=873" onclick="getAsistant(this,event,873,'nutrients');return false;" style="color:#009000;">nutrients that can be absorbed by the body and for eliminating waste. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=stomach&did=1207" onclick="getAsistant(this,event,1207,'stomach');return false;" style="color:#009000;">stomach, systems/indiana-standards?dictionary=intestines&did=1208" onclick="getAsistant(this,event,1208,'intestines');return false;" style="color:#009000;">intestines, systems/indiana-standards?dictionary=liver&did=1029" onclick="getAsistant(this,event,1029,'liver');return false;" style="color:#009000;">liver, and systems/indiana-standards?dictionary=pancreas&did=1042" onclick="getAsistant(this,event,1042,'pancreas');return false;" style="color:#009000;">pancreas.
systems/indiana-standards?dictionary=nervous+system&did=1203" onclick="getAsistant(this,event,1203,'nervous system');return false;" style="color:#009000;">Nervous System: This system is responsible for sending, receiving, and processing nerve impulses throughout the body. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=brain&did=1030" onclick="getAsistant(this,event,1030,'brain');return false;" style="color:#009000;">brain, systems/indiana-standards?dictionary=spinal+cord&did=1033" onclick="getAsistant(this,event,1033,'spinal cord');return false;" style="color:#009000;">spinal cord, and systems/indiana-standards?dictionary=nerves&did=1034" onclick="getAsistant(this,event,1034,'nerves');return false;" style="color:#009000;">nerves.
systems/indiana-standards?dictionary=excretory+system&did=1206" onclick="getAsistant(this,event,1206,'excretory system');return false;" style="color:#009000;">Excretory System: This system is responsible for removing waste and maintaining the body's systems/indiana-standards?dictionary=water&did=802" onclick="getAsistant(this,event,802,'water');return false;" style="color:#009000;">water and electrolyte balance. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=kidneys&did=1031" onclick="getAsistant(this,event,1031,'kidneys');return false;" style="color:#009000;">kidneys, systems/indiana-standards?dictionary=ureters&did=1491" onclick="getAsistant(this,event,1491,'ureters');return false;" style="color:#009000;">ureters, systems/indiana-standards?dictionary=bladder&did=1492" onclick="getAsistant(this,event,1492,'bladder');return false;" style="color:#009000;">bladder, and systems/indiana-standards?dictionary=urethra&did=1493" onclick="getAsistant(this,event,1493,'urethra');return false;" style="color:#009000;">urethra.
systems/indiana-standards?dictionary=endocrine+system&did=1032" onclick="getAsistant(this,event,1032,'endocrine system');return false;" style="color:#009000;">Endocrine System: This system is responsible for producing and regulating systems/indiana-standards?dictionary=hormones&did=1678" onclick="getAsistant(this,event,1678,'hormones');return false;" style="color:#009000;">hormones that control various bodily functions. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=pituitary+gland&did=1039" onclick="getAsistant(this,event,1039,'pituitary gland');return false;" style="color:#009000;">pituitary gland, systems/indiana-standards?dictionary=thyroid+gland&did=1040" onclick="getAsistant(this,event,1040,'thyroid gland');return false;" style="color:#009000;">thyroid gland, and systems/indiana-standards?dictionary=adrenal+glands&did=1041" onclick="getAsistant(this,event,1041,'adrenal gland');return false;" style="color:#009000;">adrenal glands.
systems/indiana-standards?dictionary=immune+system&did=1336" onclick="getAsistant(this,event,1336,'immune system');return false;" style="color:#009000;">Immune System: This system is responsible for protecting the body from systems/indiana-standards?dictionary=disease&did=1790" onclick="getAsistant(this,event,1790,'disease');return false;" style="color:#009000;">disease and foreign invaders. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the thymus, systems/indiana-standards?dictionary=spleen&did=1733" onclick="getAsistant(this,event,1733,'spleen');return false;" style="color:#009000;">spleen, and lymph nodes.
systems/indiana-standards?dictionary=reproductive+system&did=1337" onclick="getAsistant(this,event,1337,'reproductive system');return false;" style="color:#009000;">Reproductive System: This system is responsible for producing and delivering sex systems/indiana-standards?dictionary=cells&did=889" onclick="getAsistant(this,event,889,'cells');return false;" style="color:#009000;">cells and systems/indiana-standards?dictionary=hormones&did=1678" onclick="getAsistant(this,event,1678,'hormones');return false;" style="color:#009000;">hormones for systems/indiana-standards?dictionary=reproduction&did=879" onclick="getAsistant(this,event,879,'reproduction');return false;" style="color:#009000;">reproduction. The main systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs include the systems/indiana-standards?dictionary=ovaries&did=1458" onclick="getAsistant(this,event,1458,'ovaries');return false;" style="color:#009000;">ovaries, systems/indiana-standards?dictionary=testes&did=1459" onclick="getAsistant(this,event,1459,'testes');return false;" style="color:#009000;">testes, uterus, and penis.
Understanding the functions and structures of these organ systems/indiana-standards?dictionary=systems&did=955" onclick="getAsistant(this,event,955,'systems');return false;" style="color:#009000;">systems is crucial for comprehending how the systems/indiana-standards?dictionary=human+body&did=960" onclick="getAsistant(this,event,960,'human body');return false;" style="color:#009000;">human body works and how it maintains systems/indiana-standards?dictionary=homeostasis&did=883" onclick="getAsistant(this,event,883,'homeostasis');return false;" style="color:#009000;">homeostasis.
For more in-systems/indiana-standards?dictionary=depth&did=1262" onclick="getAsistant(this,event,1262,'depth');return false;" style="color:#009000;">depth study, consider exploring the individual systems/indiana-standards?dictionary=organs&did=954" onclick="getAsistant(this,event,954,'organs');return false;" style="color:#009000;">organs within each system, their specific functions, and how they work together to support overall bodily functions.
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History and Nature of Science: A student should understand the history and nature of science. A student who meets the content standard should:
Develop an understanding that historical perspectives of scientific explanations demonstrate that scientific knowledge changes over time, building on prior knowledge.
Develop an understanding that scientific knowledge is ongoing and subject to change as new evidence becomes available through experimental and/or observational confirmation(s).