Your kidneys play a very big role in this. Your intestines also suck-up fluid to lube the passage for the breakdown of food. If you have too much fluid in the intestines= loose stool. If you have to little= hard stools.
The hypothalamus, located in the brain, is the primary organ that regulates body temperature. It acts as the body's thermostat, receiving signals from the body and adjusting mechanisms such as sweating or shivering to maintain a stable internal temperature.
Blood.
The nervous system regulates body functions through electrochemical impulses. It consists of the brain, spinal cord, and nerves that transmit these impulses throughout the body to coordinate and control various physiological processes.
The largest organ is the skin. The largest internal organ is the liver.
The blood.
Diaphram
The skin is the body's longest outer organ. It serves as a protective barrier, regulates temperature, and allows for the sensation of touch.
The Urethra carries urine (liquid waste) out of the body
The largest and visible organ in the body is the skin. It serves as a protective barrier against the environment, regulates body temperature, and helps to sense touch, pressure, and pain.
The iris, a muscular structure in the eye, regulates the size of the pupil to adjust the amount of light entering the body tube. In bright light, the iris constricts the pupil to reduce the amount of light, and in dim light, it dilates the pupil to allow more light in for better visibility.
The liver is often considered the organ that generates the most heat in the body due to its role in metabolism and energy production. Additionally, muscle tissue can also generate significant heat during activity.
The largest external organ in the human body is the skin. It serves as a protective barrier against harmful substances, regulates body temperature, and plays a role in sensation.