BIOCHEM 1
Biochemistry and Wound Healing Quiz
Test your knowledge of biochemistry and the intricate processes involved in wound healing. This quiz covers various aspects of tissue repair, proteolytic enzymes, and their biochemical mechanisms. Perfect for students and professionals in the field!
- 10 Multiple Choice Questions
- Assess your understanding of biochemistry
- Engaging and informative
[TRUE/FALSE] Statement A: The four phases of tissue repair are overlapping and continuous. Statement B: Scrapes or shallow wounds take a shorter time to heal.
Both statements are correct.
Only statement B is correct.
Both statements are false.
Only statement A is incorrect
[TRUE/FALSE] Statement A: Inflammatory cells help in the wound closure with the guidance of proteases Statement B: In the remodeling phase, a formation of scar happens.
Only statement B is not incorrect.
Only statement A is incorrect.
Both statements are correct.
Both statements are incorrect.
How much percentage of tensile strength of a tissue is obtained after wound healing?
80%
83%
90%
60%
Which of the following cells produce the precursors of trypsin and chymotrypsin?
Acinar cells
Beta cells
Intestinal columnar epithelial cells
Hepatocytes
What is left in the binding site of chymotrypsin after the nucleophilic attack of the serine residue, formation of intermediate, and cleavage of the peptide bond?
N-terminal peptide
C-terminal peptide
Bulky, hydrophobic side chain
Binding site empty: arrival of new substrate
The difference between trypsin chymotrypsin, and other serine proteases lie within the architecture of their binding sites. What pair of amino acid residues are specific to the binding site of trypsin?
Lysine and arginine
Tryptophan and phenylalanine
Valine and alanine
Asparagine and glutamine
The oral proteolytic enzyme combination trypsin:chymotrypsin is commonly used to speed up healing of different kinds of injury, which of the following is not the type of injury mentioned in the report?
Psychological injuries
Traumatic injuries
Surgical injuries
Orthopedic injuries
What is the role of proteases during inflammation of a normal wound healing?
Removal of damaged ECM (aids autolytic debridement)
Contraction of scar ECM
Aiding detachment and migration of cells
Degradation of capillary basement membrane for angiogenesis
Among the following mechanisms beneficial effects of trypsin:chymotrypsin, what does trypsin:chymotrypsin compete with for binding with a1-antitrypsin and a2-macroglobulin?
Plasmin
ROS
Microcirculation
Edema
[TRUE/FALSE] Statement 1:The enzyme preparation raises both enzymatic and non-enzymatic antioxidant levels, enhancing its antioxidant and anti-inflammatory properties. Statement 2: Increased phagocytic activity of natural killer cells and macrophages owing to trypsin may explain the enzyme complex's anti-infective properties.
Both statements are correct
Only statement A is correct
Only statement B is correct
Both statements are incorrect
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