1958846
Question 1
Question
The excretory system includes the skin, lungs, liver and kidneys and excretes metabolic wastes from the body.
Answer
- True
- False
Question 2
Question
What are the parts of the excretory system?
Answer
-
The skin, lungs and kidneys
-
The kidneys, stomach and lungs
-
The skin, lungs, liver and kidneys
Question 3
Question
What is the role of the skin in excretion?
Answer
-
Excretes excess water
-
Excretes salt
-
Excretes a small amount of urea in sweat
-
All of the above
Question 4
Question
The lungs excrete carbon dioxide and small amounts of water vapor.
Answer
- True
- False
Question 5
Question
The liver converts potentially dangerous nitrogen wastes, a product of protein breakdown , into less toxic urea.
Answer
- True
- False
Question 6
Question
The kidneys are a pair of fist sized organs located on either side of the spinal column near the lower back.
Answer
- True
- False
Question 7
Question
The kidneys produce and excrete a waste product known as urine.
Answer
- True
- False
Question 8
Question
These transport urine from the kidneys to the urinary bladder.
Answer
-
Bladder
-
Ureters
-
Urethra
Question 9
Question
The urinary bladder is where the urine is stored
Answer
- True
- False
Question 10
Question
Urine is released through the urethra.
Answer
- True
- False
Question 11
Question
A waste laden blood enters the kidney through the renal artery, the kidney removes urea, excess water and minerals and other waste products
Answer
- True
- False
Question 12
Question
Nephrons are the individual processing units in the kidneys that do most of the work
Answer
- True
- False
Question 13
Question
Blood purification in the kidneys is a complex process and involves
Answer
-
Filtration
-
Filtration and reabsorption
Question 14
Question
Filtration is the passing of a liquid or a gas through a filter to remove wastes.
Answer
- True
- False
Question 15
Question
A glomerulus is..
Answer
-
A small but dense network of capillaries or very small blood vessels encases in the upper end of each nephron
-
Bowman's capsule
-
Nephron
Question 16
Question
Bowman's capsule is a hollo, cup shaped structure that encases the glomerulus
Answer
- True
- False
Question 17
Question
The material that is filtered from the blood is called
Answer
-
Nephron
-
Glomerulus
-
Bowman's capsule
-
Filtrate
Question 18
Question
Nearly all the material that moves into Bowman's capsule makes its way back into the blood.
Answer
- True
- False
Question 19
Question
The process by which water and dissolved substances are taken back into the blood is called
Answer
-
Filtration
-
Reabsorption
Question 20
Question
The kidneys first throw away everything and then takes back only what the body needs.
Answer
- True
- False
Question 21
Question
A section of the nephron tubule is called the loop of Henle and its job is to conserve water
Answer
- True
- False
Question 22
Question
The waste material now called urine that remains in the tubule is emptied into a collecting duct and from there the urine flows to the ureter of each kidney.
Answer
- True
- False
Question 23
Question
The ureters carry urine to the urinary bladder for storage until the urine leaves the body through the urethra.
Answer
- True
- False
Question 24
Question
The kidneys play an important role in maintaining homeostasis.
Answer
- True
- False
Question 25
Question
The kidneys
Answer
-
Respond directly to the composition of the blood
-
Are influenced by the endocrine system
-
None of the above
-
All of the above
Question 26
Question
Problems with the kidneys include
Answer
-
Kidney stones
-
Kidney damage
-
Kidney failure
-
All of the above
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