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2.1 Multiple-Choice Questions
1) The study of the structure and function of cells is
A) biochemistry.
B) gross anatomy.
C) cytology.
D) electron microscopy.
E) phrenology.
Answer: C
Section Title: Introduction
Learning Outcome: 2.1
Bloom’s Taxonomy: Knowledge
2) Which of the following shows the fine structure of a plasmalemma (cell membrane) and the
details of intracellular structures?
A) light microscopy
B) transmission electron microscopy
C) scanning electron microscopy
D) ultrasound
E) magnetic resonance imaging
Answer: B
Section Title: The Study of Cells
Learning Outcome: 2.2
Bloom’s Taxonomy: Knowledge
3) Cells float in a watery medium called
A) cytoplasm.
B) extracellular fluid.
C) cytosol.
D) cellular fluid.
E) None of the answers are correct.
Answer: B
Section Title: Cellular Anatomy
Learning Outcome: 2.3
Bloom’s Taxonomy: Knowledge
2
4) Which of the following describes phospholipids in the plasmalemma?
A) The lipid tails are hydrophobic.
B) The lipid tails are hydrophilic.
C) The phosphate heads are hydrophobic.
D) The tails are at the surface.
E) The heads are on the inside.
Answer: A
Section Title: Cellular Anatomy
Learning Outcome: 2.3
Bloom’s Taxonomy: Knowledge
5) The viscous, superficial coating on the outer surface of the plasmalemma is called the
A) glycocalyx.
B) pseudopodia.
C) inclusions.
D) tubulin.
E) cytosol.
Answer: A
Section Title: Cellular Anatomy
Learning Outcome: 2.3
Bloom’s Taxonomy: Knowledge
6) How do peripheral proteins contribute to the structure of the plasmalemma?
A) They form a structural element by being embedded in the plasmalemma.
B) Some form channels to permit passage of water molecules, ions, and small water-soluble
compounds into and out of the cell.
C) Some may function as catalysts or receptor sites to signal through the plasmalemma.
D) They are attached to only one side of the membrane.
E) None of the answers are correct.
Answer: D
Section Title: Cellular Anatomy
Learning Outcome: 2.3
Bloom’s Taxonomy: Comprehension
7) Substances that enter the cell usually do so through the
A) cholesterol.
B) glycocalyx.
C) glycolipids.
D) integral proteins.
E) peripheral proteins.
Answer: D
Section Title: Cellular Ana
