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Worksheets

Osmoregulation

Total questions: 43

Worksheet time: 28mins

Name
Class
Date
1.

ADH is created in the:

a)

Hypothalamus

b)

Posterior Pituitary Gland

c)

Brain

d)

Kidney

2.

ADH is released from the pituitary gland into the:

a)

Circulatory system

b)

Endocrine system

c)

Nervous system

d)

All of the above

3.

When ADH is secreted, urine will:

a)

Be more dilute

b)

Be more concentrated

c)

Have a larger volume

d)

All of the above

4.

When you drink a larger volume of water than is required by your body tissues:

a)

ADH secretion will be increased

b)

ADH secretion will be inhibited

c)

ADH secretion will not be affected

d)

None of the above

5.

Cells that detect high blood concentration are called:

a)

Chemoreceptors

b)

Osmoreceptors

c)

Thermoreceptors

d)

Nociceptors

6.

Changes in blood volume and concentration are detected in the brain cells in the:

a)

Posterior Pituitary Gland

b)

Anterior Pituitary Gland

c)

Thalamus

d)

Hypothalamus

7.
Identify Letter J
a)
Distal Convoluted Tubule
b)
Collecting Duct
c)
Peritubular Capillaries
d)
Proximal Convoluted Tubule
8.

Anti-diuretic hormone (ADH) is released by which gland of the endocrine system

a)

Thyroid

b)

Pituitary

c)

Ovaries

d)

Adrenal

9.

What classification of receptors detect changes in water potential in the blood

a)

Thermoreceptors

b)

Proprioceptors

c)

Photoreceptors

d)

Osmoreceptors

10.

Anti-diuretic hormone (ADH) affects the permeability of which section of the nephron tubules

a)

Proximal (first) convoluted/coiled tubual

b)

Loop of Henle

c)

Distal (second) convoluted/coiled tubual

d)

Collecting duct

11.

If you are dehydrated (low water potential in the blood), the body must conserve water. To do so, the brain triggers the pituitary gland to ...

a)

release MORE ADH, making the collecting duct MORE permeable

b)

release LESS ADH, making the collecting duct LESS permeable

c)

release MORE ADH, making the collecting duct LESS permeable

d)

release LESS ADH, making the collecting duct MORE permeable

12.

If you are over-hydrated (high water potential in the blood), the body must excrete excess water. To do so, the brain triggers the pituitary gland to ...

a)

release MORE ADH, making the collecting duct MORE permeable

b)

release LESS ADH, making the collecting duct LESS permeable

c)

release MORE ADH, making the collecting duct LESS permeable

d)

release LESS ADH, making the collecting duct MORE permeable

13.

what is osmoregulation?

a)

Control of water and salt in the body

b)

Control of blood pressure in the body

c)

Control of blood glucose in the body

14.

sodium and postassium ions are pumped out of the ascending limb of the loop of the Henle to

a)

create a high water potential in the medulla

b)

create a low water potential in the medulla

c)

excrete excess ions into the urine

d)

allow water to be reabsorbed into the proximal convoluted tubule by osmosis

15.

ADH causes specific protein channels to move into the membranes of certain cells in the nephron so that more water can be absorbed by osmosis. What are these called?

a)

aquaporins

b)

active transport

c)

tight junctions

d)

desmosomes

16.

ADH

a)

Inhibits the absorption of water in the proximal convoluted tubule

b)

Inhibits the absorption of water in the distal convoluted tubule

c)

Increases the absorption of water in the proximal convoluted tubule

d)

Increases the absorption of water in the distal convoluted tubule

17.

When an organism has sweated a great deal and has not drank much water, this will be detected as:

a)

Low blood pressure

b)

Low blood volume

c)

High blood concentration

d)

All of the above

18.

Changes in blood volume and concentration are detected in the brain cells in the:

a)

Posterior Pituitary Gland

b)

Anterior Pituitary Gland

c)

Thalamus

d)

Hypothalamus

19.

Which area of the brain contains the receptors responsible for detecting changes in water potential

a)

Hypothalamus

b)

Medulla Oblongata

c)

Amygdala

d)

Hippocampus

20.

The control of water and solute concentrations in the blood to maintain a constant water potential in the body is called ...

a)

osmoregulation

b)

metabolism

c)

anabolism

d)

catabolism

21.

The amount of water in the blood plasma is controlled by ...

a)

kidneys

b)

heart

c)

liver

d)

ADH

22.

ADH stands for ...

a)

antidehidration hormone

b)

antidiuretic hormone

c)

antidiarrhea hormone

d)

anti direction hormone

23.

When we drink too much water, the pituitary gland will releases ...

a)

more ADH

b)

less ADH

24.

When we lose water through sweating, our pituitary gland will release ...

a)

more ADH

b)

less ADH

25.

What is the name of X?

a)

pituitary gland

b)

hypothalamus

c)

nephron

d)

brain

26.

What is the function of Y?

a)

to produce ADH

b)

to release ADH

c)

increases the reabsorption of water in the nephrons

d)

inhibit the reabsorption of water in the nephrons

27.
Urine is carried from the kidneys to the bladder by two thin tubes called:
a)
Ureters
b)
Tubulars
c)
Capillaries
d)
Urinary Tract 
28.
What is #4?
a)
Kidney
b)
Ureter
c)
Bladder
d)
Urethra
29.
Identify Letter A
a)
Bowman's Capsule
b)
Afferent Arteriole
c)
Efferent Arteriole
d)
Glomerulus
30.
Identify Letter D
a)
Bowman's Capsule
b)
Afferent Arteriole
c)
Efferent Arteriole
d)
Glomerulus
31.
Identify Letter H
a)
Renal Artery
b)
Renal Vein
c)
Descending Loop of Henle
d)
Proximal Convoluted Tubule
32.
Identify Letter I
a)
Distal Convoluted Tubule
b)
Collecting Duct
c)
Peritubular Capillaries
d)
Proximal Convoluted Tubule
33.
Identify Letter J
a)
Distal Convoluted Tubule
b)
Collecting Duct
c)
Peritubular Capillaries
d)
Proximal Convoluted Tubule
34.
Identify Letter N
a)
Ascending Loop of Henle
b)
Vasa Recta
c)
Loop of Henle
d)
Collecting Duct
35.
Identify Letter H
a)
Ureter
b)
Renal Capsule
c)
Renal Coretx
d)
Renal Medulla
36.

Identify Letter I

a)

Renal Pyramid

b)

Renal Capsule

c)

Renal Coretx

d)

Renal Medulla

37.

Identify Letter B

a)

Renal Pyramid

b)

Renal Artery

c)

Renal Vein

d)

Renal Medulla

38.

Identify Letter C

a)

Renal Pyramid

b)

Renal Artery

c)

Renal Vein

d)

Renal Medulla

39.

What classification of receptors detect changes in water potential in the blood

a)

Thermoreceptors

b)

Proprioceptors

c)

Photoreceptors

d)

Osmoreceptors

40.

Anti-diuretic hormone (ADH) affects the permeability of which section of the nephron tubules

a)

Proximal (first) convoluted/coiled tubual

b)

Loop of Henle

c)

Distal (second) convoluted/coiled tubual

d)

Collecting duct

41.

If you are dehydrated (low water potential in the blood), the body must conserve water. To do so, the brain triggers the pituitary gland to ...

a)

release MORE ADH, making the collecting duct MORE permeable

b)

release LESS ADH, making the collecting duct LESS permeable

c)

release MORE ADH, making the collecting duct LESS permeable

d)

release LESS ADH, making the collecting duct MORE permeable

42.

If you are over-hydrated (high water potential in the blood), the body must excrete excess water. To do so, the brain triggers the pituitary gland to ...

a)

release MORE ADH, making the collecting duct MORE permeable

b)

release LESS ADH, making the collecting duct LESS permeable

c)

release MORE ADH, making the collecting duct LESS permeable

d)

release LESS ADH, making the collecting duct MORE permeable

43.

What two processes take place in the nephrons of the Kidneys

a)

Distillation and Evaporation

b)

Egestion and Excretion

c)

Ultra-filtration and Selective Re-absorption

d)

Mitosis and Meiosis