What are the different organ systems?
What are the 12 organ systems? Why are they important?
What is an organ? What is organ? How many organ are there in human body? What are the major organs of the skeletal system and what functions do they serve? What organs are in the human skeletal system? What organs are in the circulatory system? How does an organ differ from an organelle? What's the difference between an "organ" and a "piano"? What organs are located in the peritoneal cavity? What function do they serve? What are the differences between piano and organ? Are the immune system and lymphatic system actual organ systems? What are homologous organs? What is the difference between a piano and an organ? What's the difference between homologous and analogous organs? What are the main functions of the skeletal system? Which is largest internal organ in the body? What are the main organs involved in the circulatory system of a jellyfish? What function does each organ serve? Which is the longest organ in human body? What are the different parts of the skeletal system? What are their functions? What are the upper and lower chambers of the heart called? What are their functions? What are the functions of the human skeletal system? What are the organs of the League of Nations? What other systems work with the respiratory system and how involved are they? What is the skeletal system and its function? What are the main divisions of the nervous system? How do they function? How do you remember the five major functions of the skeletal system? What are the different parts of the circulatory system? What are their individual functions? What are three functions of the skeletal system? In diagram I want the the organs in the human body? What are main parts of the circulatory system and their functions?