Lesson 6.3.2
6.3.2 Non-specific responses: inflammation, lysozyme, interferon and phagocytosis Quiz: Pearson Edexcel Biology, Unit 6
20 questions
In partnership with Revision Ninja
Lesson 6.3.2, Non-specific responses: inflammation, lysozyme, interferon and phagocytosis: 20 multiple choice questions for the Pearson Edexcel Biology (9BI0), Unit 6: Immunity, Infection and Forensics, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
Which chemical released by mast cells triggers vasodilation during an inflammatory response?
- Cytokine
- Histamine
- Interferon
- Lysozyme
-
What effect does histamine have on blood vessels during an inflammatory response?
- Increased permeability
- Decreased blood flow
- Decreased permeability
- Vasoconstriction
-
Which chemical bond in bacterial peptidoglycan does lysozyme break down?
- Ester bonds
- Peptide bonds
- Phosphodiester bonds
- Glycosidic bonds
-
Which type of cell produces and releases interferon during an infection?
- Uninfected host cells
- Bacterial cells
- Phagocytes only
- Virus-infected cells
-
How does interferon protect neighbouring cells from viral infection?
- Hydrolysing cell walls
- Stimulating blood clotting
- Inhibits viral replication
- Engulfing viral particles
-
What vesicle is formed when a phagocyte engulfs a pathogen during phagocytosis?
- Lysosome
- Vacuole
- Phagosome
- Ribosome
-
Which white blood cells carry out non-specific phagocytosis during an infection?
- Plasma cells
- Mast cells
- Lymphocytes and monocytes
- Neutrophils and macrophages
-
Which structure is formed when a phagosome fuses with a lysosome during phagocytosis?
- Autophagosome
- Endosome
- Phagolysosome
- Phagoblast
-
Which benefit is provided by increased blood vessel permeability during inflammation?
- Decreased blood flow
- Destruction of interferon
- Inhibition of lysozyme
- Delivery of phagocytes
-
Which non-specific defence molecule is produced specifically in response to viral infections?
- Lysozyme
- Histamine
- Keratin
- Interferon
-
Which localized response to histamine release causes redness and heat during inflammation?
- Phagocytosis
- Cell lysis
- Vasodilation
- Vasoconstriction
-
How do non-specific immune defences respond to different invading pathogens?
- Select lymphocytes
- Form memory cells
- Produce antibodies
- Respond identically
-
What is the primary effect of interferon on uninfected neighbouring cells?
- Triggers histamine release
- Lyses cell walls
- Activates B cells
- Inhibits viral replication
-
What effect does histamine have on arterioles during an inflammatory response?
- Agglutination
- Opsonisation
- Vasoconstriction
- Vasodilation
-
Which feature is characteristic of non-specific immune responses?
- Antigen specificity
- Memory cell production
- Antibody secretion
- Rapid response rate
-
What shields the peptidoglycan layer in Gram-negative bacteria from lysozyme?
- Slime layer
- Protein capsule
- Outer membrane
- Inner membrane
-
Which cells release histamine to trigger an immediate inflammatory response after tissue damage?
- Helper T cells
- Mast cells
- Plasma cells
- Cytotoxic T cells
-
Which combination of symptoms is caused by vasodilation during an inflammatory response?
- Pallor and coldness
- Bruising and itching
- Redness and heat
- Swelling and numbness
-
Which type of phagocyte is most abundant in human blood during early infection?
- Neutrophils
- Macrophages
- B lymphocytes
- T lymphocytes
-
What is a consequence of suppressing inflammation at a wound site?
- Faster tissue healing
- Enhanced antibody production
- Increased neutrophil recruitment
- Increased pathogen spread
Related quizzes
- Time of death, decomposition and forensic entomology Quiz · 6.1.1 · 20 questions
- DNA profiling and PCR amplification Quiz · 6.1.2 · 20 questions
- Structure of bacteria and viruses compared Quiz · 6.2.1 · 20 questions
- How TB and HIV infect human cells Quiz · 6.2.2 · 20 questions
- Routes into the body and barriers to infection Quiz · 6.3.1 · 20 questions
- Antigens, antibodies and immune cells Quiz · 6.4.1 · 20 questions
- B cells and T cells Quiz · 6.4.2 · 20 questions
- One gene giving more than one protein Quiz · 6.4.3 · 20 questions
- Types of immunity and pathogen evasion in the evolutionary race Quiz · 6.5.1 · 20 questions
- Bacteriostatic and bactericidal antibiotics Quiz · 6.6.1 · 20 questions