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Self-test questions: Chapter 02
Return to Human Physiology 5e - student resources
Self-test questions: Chapter 02
Quiz Content
*
not completed
.
If a sample of red blood cells were to be placed in the solution discussed in question 1 above, what would happen? Would they:
Swell and burst
correct
incorrect
Stay the same size
correct
incorrect
Shrink by 20%
correct
incorrect
Swell slightly
correct
incorrect
*
not completed
.
If a sample of red blood cells were to be placed in the solution discussed in question 3 above, what would happen? Would they:
Swell by 10%
correct
incorrect
Shrink by 10%
correct
incorrect
Stay the same size
correct
incorrect
Swell and burst
correct
incorrect
*
not completed
.
There are approximately 6.15 g of NaCl per liter of plasma, what is the osmolality contributed by the NaCl? (Mr 58.4)
105 mOsmol l
-1
correct
incorrect
210 mOsmol l
-1
correct
incorrect
300 mOsmol l
-1
correct
incorrect
150 mOsmol l
-1
correct
incorrect
*
not completed
.
Calculate the osmolarity (in mOsmoles per liter) of a solution of 45 g of albumin in a litre of water (Mr of albumin 69,000).
6.5 mOsmol l
-1
correct
incorrect
0.05 mOsmol l
-1
correct
incorrect
0.65 Osmol l
-1
correct
incorrect
0.65 mOsmol l
-1
correct
incorrect
*
not completed
.
What is the osmotic pressure (in kPa) of a solution containing 50 g of albumin in a litre of water at body temperature (310 K)? (Hint: RT = 2577 J mole
-1
and 1 litre = 0.001 m
3
)
101 kPa
correct
incorrect
1.9 kPa
correct
incorrect
19 kPa
correct
incorrect
5.3 kPa
correct
incorrect
*
not completed
.
What is the relative molecular mass of lactose (C
12
H
22
O
11
) (C=12, H=1 and O=16 a. u.)
201 a.u.
correct
incorrect
342 a.u.
correct
incorrect
29 a.u.
correct
incorrect
350 a.u.
correct
incorrect
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