General exam 1~4
Cell Biology Challenge Quiz
Test your knowledge of cell structure and fun
- Multiple choice questions
- Applicable for all levels of understanding
- Great for revising important biological principles
(1) Most cells, except face cells, are composed mainly of:
A) Proteins
B) Ions
C) Water
D) Microfilaments (Cytoskeleton)
E) Secretory vesicles.
(2) ECF differs from ICF in that:
A) It forms the major proportion of the total body water.
B) It has higher Na : K ratio.
C) It has a lower tonicity.
D) Its principal anion is protein.
(3) The Total Body Water:
A) Is equally distributed inside and outside the body cells.
B) Is not important for regulation of the body temperature.
C) Forms a smaller percentage of the body weight in fat persons.
D) Its percentage tends to increase with age.
(4) In a man aged 32 years, whose body weight is 60 Kg.:
A) Total body water is 0.6 Liter / Kg.
B) ECF volume is 8 Liters.
C) ECF is 28 Liters.
D) Plasma volume is 5 Liters.
E) Interstitial fluid volume is 15 Liters.
(5) The most abundant cell membrane lipids are:
A) Sphinogolipids
B) Cholesterol
C) Steroids
D) Phospholipids
E) Triglycerides
(6) The term “Glycocalyx” refers to:
A) Negatively charged carbohydrates protrudes into cytosol from glycolipids & integral proteins.
B) Negatively charged carbohydrate layer on the outer cell surface
C) Layer of anions aligned on the cytosolic surface of the plasma membrane
D) The large glycogen stores found in muscle cells.
8- The “Na-K ATPase Pump” pumps 3Na inside and 2K outside the cell.
A) True
B) False
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