What is the tough waterproofing protein found in the outer layer of the skin?
What is the outermost part of the kidneys called?
Red blood cells
What is a substance from the blood that is too large to enter the Bowman's Capsule?
What is not part of the human excretory organs?
What are the excretory organs in an earthworm?
When filtration take place in a nephron, filtrate enters the nephron through what?
Below the diaphragm
Where do the kidneys lie?
What is the name of the group of capillaries that form a tight ball inside of nephrons?
What part of the kidney has only waste in it?
What is the name of the tube that connects the kidneys to the bladder?
How long are the human kidneys?
Which is the most harmful of wastes?
The tiny pores that wastes leave an earthworm through are called what?
Over a million
How many nephrons does each human kidney have?
Where is bile stored?
What is the excretory organ in a grasshopper called?
Where is bile produced?
Where does excretion in protists occurs in/through?
What glands produce oil to help keep skin and hair soft and flexible?
What organ removes bacteria, drugs, and hormones from the blood?
What smaller units are proteins broken down into?
Breaks down and absorbs fat in the small intestine
What does bile do in regards to digestion?
Liver, lungs, kidneys, and skin
What are the four human excretory organs?
1) Filtration -- wastes are filtered; things that are too big stay in the blood stream and wastes go into ureter
2) Reabsorption -- good products reenter blood stream (water, salts, glucose, etc)
What are the two stages of urine formation? List and briefly describe.
Materials that are too large to be filtered (red blood cells) stay in the blood. Smaller particles (including waste) leave the blood
During filtration, what substances leave the blood? What substances do no leave the blood?
Ammonia and pyruvic acid
What are the two byproducts of amino acid breakdown?
Epidermis & dermis
What are the two layers of skin?
Through the skin
How is carbon dioxide excreted by an earthworm?
1) Keeps in heat
2) Releases heat
3) Waterproofs the body
List three functions of human skin.
True or False. Humans cannot survive with only 1 functioning kidney.
What is the middle part of the kidney called?
What substance is not reabsorbed in the nephrons?
In the nephrons how does water move in and out?
2 in each segment
How many excretory organs are there in an earthworm?
Filtration & reabsorption
What are the 2 stages of making urine?
Urine leaves the human body through the...
A diabetic will have too much of what substance in their urine?
What is the innermost part of the kidney called?
What layer of the skin contains glands, nerve endings, and hair follicles?
Cirrohsis -- the blood isn't cleaned as much and the flow of blood is reduced, the liver has extra growth and begins to die
lled resulting from alcohol damage? What happens in this disease?
Yes -- the cells can burst and electrolytes get flushed out of the system
Can drinking too much water be dangerous for humans? Why or why not?