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Excretory

Total questions: 40

Worksheet time: 25mins

Name
Class
Date
1.
The part of the nephron where fluid is absorbed from the circulatory system is the:
a)
Ascending Loop of Henle
b)
Descending Loop of Henle
c)
Bowman's Capsule
d)
Malphigian Tubule
2.
The tube that carries urine from the kidney into the bladder is called the:
a)
Ureter
b)
Urethra
c)
Proximal Tubule
d)
Collecting Duct
3.
Blood flows into the kidney along the:
a)
Renal Venule
b)
Renal Artery
c)
Glomerulus
d)
Hepatic Artery
4.
The part of the nephron that primarily reabsorbs water is:
a)
Ascending Loop of Henle 
b)
Descending Loop of Henle
c)
Bowman's Capsule
d)
Vasa Recta
5.
The part of the nephron that primarily reabsorbs Na+ ions is:
a)
Ascending Loop of Henle 
b)
Descending Loop of Henle
c)
Bowman's Capsule
d)
Vasa Recta
6.
The part of the nephron that would have cells loaded with aquaporins would be:
a)
Ascending Loop of Henle 
b)
Descending Loop of Henle
c)
Bowman's Capsule
d)
Vasa Recta
7.
ADH acts mostly on the
a)
Distal Tubule
b)
Loop of Henle
c)

Proximal Tubule and distal tubule

d)

Collecting Duct and distal tubule

8.
Mammals get rid of Nitrogenous waste by producing:
a)
Urea
b)
Ammonia
c)
Uric Acid
d)
NO2 gas
9.
Glucose reabsorption occurs in the
a)
Proximal Tubule
b)
Distal Tubule
c)
Loop of Henle
d)
Glomerulus
10.
Water and Salt re-absorption into the circulatory system is mostly done by:
a)
Proximal Tubule
b)
Distal Tubule
c)
Loop of Henle
d)
Glomerulus
11.
The high pressure capillary network that pushes fluid out of the bloodstream is the:
a)
Proximal Tubule
b)
Distal Tubule
c)
Loop of Henle
d)
Glomerulus
12.
ADH is produced by the:
a)
Pituitary Gland
b)
Adrenal Gland
c)
Kidney
d)
Nephrone
13.
What is the middle layer of the kidneys called?
a)
medulla
b)
pelvis
c)
cortex
d)
glomerulus
14.
What is the outermost layer of the kidneys?
a)
glomerulus
b)
medulla
c)
pelvis
d)
cortex
15.
The lungs, kidney and skin are all part of the
a)
nervous system
b)
nephron
c)
kidney
d)
excretory system
16.
Which of the following mainly excretes CO2?
a)
skin
b)
kidney
c)
lungs
d)
urethra
17.
These organs are responsible for what?
a)
storing urine
b)
storing water
c)
filtering blood
d)
they don't have a particular job 
18.

The cluster of capillaries within a nephron.

a)

glomerulus

b)

alveoli

c)

aorta

d)

vein

19.

The organ whose excretory functions include detoxification of the blood and formation of urea.

a)

liver

b)

kidney

c)

heart

d)

gall bladder

20.

The waste products produced by cellular life processes the most important of which are carbon dioxide, water, urea and mineral salts.

a)

ATP

b)

metabolic wastes

c)

feces

d)

enzymes

21.

The functional unit of the kidneys which includes the glomerulus, Bowman's capsule and the Loop of Henle.

a)

arteriole

b)

veinule

c)

alveoli

d)

nephron

22.

A nitrogen waste resulting from the breakdown of the amino acids produced during protein digestion.

a)

carbon dioxide

b)

bile

c)

urea

d)

water

23.
Place the following events in sequence:
A)  Urine passes through the ureters
B)  Urea enters the kidneys
C)  Urine enters the urethra
a)
B, A, C
b)
C, B, A
c)
B, C, A
d)
A, C, B
24.

What happen to the glucose that isn't absorbed by diabetics' bodies?

a)

It's expelled from their bodies

b)

It collects in their body fat

c)

It's stored in their pancreases

d)

It's converted to other chemicals

25.

Select ALL the signs of diabetes mellitus

a)

Increased urine volume

b)

High levels of glucose in the urine

c)

Blood in the urine

d)

Burning sensation when urinating

26.

Select ALL the signs of diabetes insipidus

a)

Increased levels of urine output

b)

Elevated levels of glucose in the urine

c)

Blood in the urine

d)

Burning sensation when urinating

27.

Stimulates water retention by conserving sodium ions in the kidney

a)

Cortisol

b)

Progesterone

c)

Aldosterone

d)

Thymosin

28.
What are the goals of hemodialysis?
a)
Removal of waste products
b)
Regulation of fluid balance
c)
Correction of electrolyte and acid/base balance
d)
All of the above
29.

You have two kidneys, one on each side of your abdomen. What is the second kidney for?

a)

To signal your first kidney to rid the body of excess waste

b)

Essentially, it is a "spare tire"

c)

It produces half the hormones your body needs

d)

None of the above

30.

Dialysis helps cure chronic kidney disease

a)

True

b)

False

31.

What are the two different types of dialysis?

a)

Hemodialysis (HD) and peritoneal dialysis (PD)

b)

Hemodialysis and chronic kidney dialysis

c)

Peritoneal dialysis and kidney disease dialysis

d)

None of the above

32.

What is the main function of the kidney?

a)

Remove urine from the body

b)

To add salt to blood

c)

Maintain water balance of the body

d)

To break down proteins

33.

The technology/process that can be used to replace normal kidney function is called:

(a)  

34.

In the kidney, some substances move passively from the blood (high concentration) into the nephron (low concentration). This process of passive movement along a concentration gradient is called:

a)

osmosis

b)

diffusion

c)

active transport

d)

permeating

35.

Dialysis tubing is _______________ meaning some substances can pass through while other substances cannot.

a)

permeable

b)

holey

c)

semi-permeable

d)

flexible

36.

Kidney failure can be treated by...

a)

Dialysis

b)

Removing all kidneys

c)

Kidney transplant

d)

Radiotherapy

37.

Filling the peritoneum with fluid so that wastes will diffuse from the blood

a)

Peritoneal Dialysis

b)

Hemodialysis

c)

Kidney Transplant

d)

Nephritis

38.

Passing the blood through a set of concentration gradients in a machine then returning the blood to the body

a)

Peritoneal Dialysis

b)

Hemodialysis

c)

Kidney Transplant

d)

Nephritis

39.

Adding a new functioning kidney to replace someone's non-functional kidney

a)

Peritoneal Dialysis

b)

Hemodialysis

c)

Kidney Transplant

d)

Nephritis

40.

A wide variety of conditions that lead to a glomerulus becoming too permeable. The loss of extra solutes disrupts the reabsorption of water.

a)

Peritoneal Dialysis

b)

Hemodialysis

c)

Kidney Transplant

d)

Nephritis

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