Module 1 - RBC Biology
Test Your Knowledge on RBC Biology
Welcome to the RBC Biology Quiz! This quiz consists of 21 carefully crafted questions designed to assess your understanding of red blood cell (RBC) biology. Whether you're a student, a professional, or simply a biology enthusiast, this quiz will challenge your knowledge and help you learn more about RBC structure, fun
Key Features:
- 21 Multiple Choice Questions
- Instant Feedback on Your Answers
- Learn about RBC Lifecycle and Fun
ction
What is normal shape of RBCs
Biconvex disc
Biconcave disc
Spherical
Elongated
Lifespan of normal RBCs
3 months
2 months
5 months
4 months
Normal degree of RBC central pallor
1/2
1/4
1/3
2/3
The protoporphyrin ring can be found on the globin chains of RBC
True
False
Normal RBCs carry ferric state of iron in their porphyrin rings.
True
False
Mutation on this will lead to spherocytosis
Heme ring
Globin chains
Hemoglobin
Spectrin
Normal adult hemoglobin contains 1 alpha chain and 1 beta chain
True
False
Ferrous state of iron (Fe2+) cannot bind with oxygen.
True
False
RBC phospholipid membrane composes of hydrophilic _ and hydrophobic _.
Head; tail
Tail; head
The tail portion of the phospholipid bilayer is composed of: I. Saturated fatty acids II. Unsaturated fatty acids III. Glycerol IV. Phosphate Group
I, II
II, IV
III, IV
I, III
All of the above
The phospholipid bilayer is composed of: I. Saturated fatty acids II. Unsaturated fatty acids III. Glycerol IV. Phosphate Group
I, II
III, IV
I, III
II, IV
All of the above
These are found beneath the lipid bilayer
Immunoglobulins
Acute Phase Reactants
Peripheral Proteins
Surface Proteins
Loss of ATP will lead to
Increased membrane rigidity
Decrease in phosphorylation of spectrin
Decreased RBC survival
Loss of Pliability
Increased permeability will lead to
Increased membrane rigidity
Decrease in phosphorylation of spectrin
Decreased RBC survival
Loss of Pliability
Another term for bite cells
Acanthocytes
Spherocytes
Keratocytes
Codocytes
When ferric state of iron is found in hemoglobin, what is it called?
Hemoglobin
Thalassemia
Methemoglobin
Smohemoglobin
Ratio of Intracellular K:Na
25:1
1:25
12:1
1:12
Ratio of Extracellular K:Na
1:25
25:1
1:12
12:1
For every 2 molecules of potassium to enter, how many molecules of sodium must exit the cell
12
2
1
3
Major extracellular cation
Calcium
Sodium
Potassium
Iron
Major Intracellular cation
Ca
Na
K
Fe
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