Question

Which are the nine organ systems in human body

Answer 1

Nine organ Systems of the body are
★ Respiratory System
★ Nervous System
★ Digestive System
★ Circulatory System
★ Skeletal System
★ Excretory System
★ Reproductive System
★ Endocrine System
★ Exocrine System

Answer 2

Hello,

The 9 organ systems in human body are:

1. Circulatory system- The system that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and the lymphatic vessels and glands.
2. Respiratory system-  A biological system consisting of specific organs and structures used for gas exchange in animals and plants.
3. Digestive system- The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion.
4. Excretory system-The Excretory system is responsible for the elimination of wastes produced by homeostasis.
5. Nervous system- The nervous system is the part of an animal that coordinates its actions by transmitting signals to and from different parts of its body.
6. Endocrine system-The endocrine system is a chemical messenger system consisting of hormones, the group of glands of an organism that secrete those hormones directly into the circulatory system to regulate the function of distant target organs.
7. Immune system- The immune system is the body's defense against infectious organisms and other invaders.
8. Skeletal system-The skeletal system is the body system composed of bones, cartilages, ligaments and other tissues that perform essential functions for the human body.
9. Reproductive system-The reproductive system or genital system is a system of sex organs within an organism which work together for the purpose of sexual reproduction.