Anatomy is study of arrangement of organs and physiology is study of functioning
No you cant live without heart as you need oxygenated blood supply for survival
integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and reproductive systems
oxygen is the most abundant element in human body
Herophilus is father of Anatomy and Andreas vesalius is father of modern anatomy
It is widely believed that there are 100 organs; however, there is no universally standard definition of what constitutes an organ, and some tissue groups' status as one is debated. Since there is no single standard definition of what an organ is, the number of organs varies depending on how one defines an organ.