Practice Quiz

Podiatry and Medical - Set 1 - Question List

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66.

Which of the following is the mechanism of action of aminoglycosides?

  1. Block cell wall synthesis
  2. Block nucleotide synthesis
  3. Block protein synthesis at the 30s ribosomal subunit
  4. Block protein synthesis at the 50s ribosomal subunit
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67. Which of the following is the mechanism of action of heparin?
  1. Binds to antithrombin lll
  2. Converts plasminogen to plasmin
  3. Inhibits platelet aggregation
  4. Interferes with vitamin K-dependent clotting factors
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68. Which of the following best describes the location of a quadrate tubercle?
  1. Intertrochanteric crest of the femur
  2. Proximal end of tibia
  3. Distal end of fibula
  4. Pubic symphysis
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69. Regarding the secondary structure of proteins, the α-helix is a coiled structure stabilized by:
  1. Hydrogen bonds
  2. Nitrogen bonds
  3. Amino acids
  4. Disulphide bonds
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70. Which of the following types of protein structures is formed by the process of protein folding?
  1. Primary structure
  2. Secondary structure
  3. Tertiary structure
  4. All types of protein structures
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