Human Excretory System Parts And Functions Pdf

Kidneys are the main organ of the human excretory system.
Human excretory system parts and functions pdf. The kidneys are paired organs and are located one on each side of the spine at the level of the liver. Some other accessory parts and component organs include gall bladder liver eccrine glands urinary bladder large intestine urethra and ureter. It consists of a pair of kidneys a pair of ureters urinary bladder and urethra. Functions of the excretory system in insects maintain a nearly constant internal homeostasis osmotic environment of the hemolymph tissues and cell environment by.
The urinary system of human beings consists of. Organs of the excretory system lungs removal of excess carbon dioxide liver produces urea and uric acid as a by product of the breakdown of proteins skin removal of excess water salt urea and uric acid urinary system kidneys filter the blood to form urine which is excess water salt urea and uric acid. This pdf learning package is designed to be viewed in acrobat. The human excretory system comprises of the following structures.
Groups of organs having a common function form an organ system. It includes kidneys and their function unit that is known as a nephron. In human beings excretion of waste materials take place through a well developed system of organs called urinary system. Each kidney is been shaped reddish brown.
The human body is made up of many systems including the. Two bean shaped kidneys two ureters one urinary bladder and one urethra. The kidneys are located in the abdominal cavity situated below the level of last thoracic and third lumbar vertebra close to the dorsal inner wall of abdominal cavity. Parts of excretory system human body though there are many essential organs or parts of excretory system the most basic ones are just three namely lungs kidneys and skin.
In human beings a pair of kidneys is present in the abdomen. 1 elimination of excretory products 2 reabsorption of water from the feces 3 reabsorption and or elimination of various ions. Two kidneys two ureters a urinary bladder and a urethra.