Excretory System
Function Removes wastes from the body
Structures Involves 4 body systems Digestive System- large intestine removes solid wastes Respiratory System- lungs(alveoli) removes gaseous wastes
Integumentary System- sweat glands remove liquid wastes Urinary System- kidneys remove liquid wastes
Urinary System
Function Filters waste material out of the blood Regulates blood pressure and levels of water, salts, and minerals in the body
Structures kidneys- two organs found on either side of the spine which contain nephrons- tiny filtering structures that clean wastes (urea, salts, water) from blood
ureters- tubes that connect the kidneys to the bladder bladder- muscular sac that holds urine urethra- tube that connects bladder to outside the body