Chapter 10 - Removal of Waste

Question	Answer
What is excretion?	The removal of metabolic wastes from the body
What 4 organs are involved in excretion?	1. Lungs 2. Liver 3. Sweat Glands/Skin 4. Kidneys
What is deamination and where does it occur?	Where the amino group from proteins is removed. Occurs in the liver
How and where is urea created?	When the amino group has been removed from proteins, it is converted to ammonia and then to urea. (in the liver)
What is secreted by the skin?	Sweat. About 500mL of it a day
Briefly describe the structure of a kidney	Image: Kidney (binary/octet-stream)
What is the purpose of a nephron?	Urine formation
Flip card to see diagram of a nephron	Image: Nephron (binary/octet-stream)
There are 3 major processes involved in urine formation, what are they?	1. Glomerular filtration 2. Reabsorption 3. Tubular secretion - See 'Urine Formation' slide for in depth summary on these processes

Resource summary

	Created by Zita Wormuth almost 9 years ago