It consists mainly of the trachea, the diaphragm and the lungs. The urinary system helps eliminate a waste product called urea from the body, which is produced when certain foods are broken down. The whole system includes two kidneys, two ureters, the bladder, two sphincter muscles and the urethra.
Urine produced by the kidneys travels down the ureters to the bladder, and exits the body through the urethra. The skin, or integumentary system , is the body's largest organ. It protects us from the outside world, and is our first defense against bacteria, viruses and other pathogens. Our skin also helps regulate body temperature and eliminate waste through perspiration. In addition to skin, the integumentary system includes hair and nails.
Humans have five vital organs that are essential for survival. These are the brain, heart, kidneys, liver and lungs. The human brain is the body's control center, receiving and sending signals to other organs through the nervous system and through secreted hormones. It is responsible for our thoughts, feelings, memory storage and general perception of the world. The human heart is a responsible for pumping blood throughout our body.
Watch this movie and find out. Wash your hands often, wear a mask when you are out and keep your distance from others, and always cover your mouth when you cough or sneeze. How the Body Works How much do you know about the human body? Take a tour of its amazing parts with Chloe and Nurb! How the Body Works Learn more about your body parts with these articles — perfect for school assignments!
How the Body Works Test your body knowledge with our quizzes. Endocrine disorders such as diabetes affect glucose levels in the body. Altered blood glucose levels can affect many organ systems. For example, the immune system may not heal as well, the urinary system may experience kidney damage, and the cardiovascular system can experience vascular damage, even to the point of causing blindness.
In the body, everything is interconnected. In fact, most organs contribute to more than one system. Improve this page Learn More. They are responsible for receiving information from the environment outside the body and relaying it to the brain for processing.
Scientific knowledge is concerned with understanding how individual parts of a system work and how these systems work together to create a whole.
Add to collection. Nature of science Scientific knowledge is concerned with understanding how individual parts of a system work and how these systems work together to create a whole. Go to full glossary Add 0 items to collection. Download 0 items. Twitter Pinterest Facebook Instagram.
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