THE HUMAN BODY SYSTEMS AND ORGANS
THE HUMAN BODY SYSTEMS AND ORGANS By: Sir Pj Miana In 6th-grade science, students typically learn about various body systems, their functions, and the organs associated with each system. Here's an overview of some of the key body systems, along with their definitions, functions, and the organs they include: 1. Circulatory System: Definition: The circulatory system is a network of blood vessels, the heart, and blood that transports nutrients, oxygen, hormones, and waste products throughout the body. Organs: - Heart: Pumps blood to circulate throughout the body. - Blood Vessels (arteries, veins, capillaries): Tubes that carry blood to and from the heart. - Blood: Carries oxygen, nutrients, and hormones to cells and removes waste products. 2. Respiratory System: Definition: The respiratory system is responsible for the exchange of gases, primarily oxygen and carbon dioxide, between the body and the environment. Organs: - Lungs: Main organs for gas exchange. - Trachea (wind