Hardest Trivia Test On Microbiology! Quiz
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Do you want a career in the medical field as a microbiologist and since you started your classes think that you have gathered a lot of information in this discipline? Let’s us take your memory for a test drive by seeing just how well you can tackle the hardest trivia test on microbiology below and see just how high you score.
- 1.The innate response resists a particular foreign agent; moreover, innate immune responses improve on repeated exposure to the agent.
- A.
True
- B.
False
- 2.Blood cell development occurs in the bone marrow of mammals during the process of
- A.
Hemolysis
- B.
Hematopoesis
- C.
Hemostasis
- D.
None of the above
- 3.Substances that are recognized as foreign and provoke immune responses are called
- A.
Antibodies
- B.
Antigens
- C.
Infective agents
- D.
Inducers
- 4.Which of the following is a physical barrier in the nonspecific defense of a mammalian host?
- A.
Inflammation
- B.
Phagocytosis
- C.
Fever
- D.
Mucous membranes
- 5.The lungs are protected from microorganisms by
- A.
the mucociliary blanket.
- B.
lysozyme in mucus.
- C.
Phagocytic action of alveolar macrophages.
- D.
all of the choices
- 6.Tears protect the eyes by
- A.
Flushing and lysozyme.
- B.
Inflammation
- C.
Vasodilation
- D.
Stimulating opsonization.
- E.
flushing and lysozyme and vasodilation
- 7.Under normal circumstances, which of the following is(are) normally sterile environments in mammals?
- A.
Kidneys
- B.
Ureters
- C.
Urinary bladder
- D.
All of these
- 8.Which of the following is used to help protect the lungs from infection?
- A.
Turbulent airflow deposits airborne pathogens on sticky mucosal surfaces.
- B.
The mucociliary escalator moves trapped organisms away from the lungs by ciliary action.
- C.
Coughing and sneezing forcefully expel organisms away from the lungs.
- D.
all of the choices
- 9.Lysozyme is an enzyme that lyses
- A.
Viruses
- B.
Fungi
- C.
Bacteria
- D.
Parasites
- 10.The skin surface (epidermis) is a very favorable environment for colonization by microorganisms.
- A.
True
- B.
False
- 11.The lower genitourinary tract is usually free of microorganisms.
- A.
True
- B.
False
- 12.Lactobacillus contributes to the antimicrobial defenses for the adult female reproductive tract by making lactic acid to lower the pH.
- A.
True
- B.
False
- 13.Cervical mucus has antibacterial activity.
- A.
True
- B.
False
- 14.The shorter urethra in females is one reason why urinary tract infections are more common in females than in males.
- A.
True
- B.
False
- 15.The mucociliary blanket is found in the digestive system of mammals.
- A.
True
- B.
False
- 16.____________ are a group of cytokines produced by some eukaryotic cells in response to a viral infection.
- 17._____________ is a process by which microorganisms or other particles are coated by serum components, preparing them for recognition and ingestion by phagocytic cells.
- 18.Lectin binds to certain carbohydrates to begin the activation of the classical complement pathway.
- A.
True
- B.
False
- 19.The bacteriocins produced by Escherichia coli are called colicins.
- A.
True
- B.
False
- 20.Body temperature is a physiological barrier against certain microorganisms.
- A.
True
- B.
False
- 21.The alternative complement pathway plays an important role in innate immunity, but it is not an effective defense against intravascular invasion by bacteria and some fungi.
- A.
True
- B.
False
- 22.Human fevers are commonly caused by viral or bacterial infections, and in almost every instance fever results from an exogenous pyrogen produced by the microorganism or virus.
- A.
True
- B.
False
- 23.Pathogen associated molecular patterns (PAMPs) include
- A.
Lipopolysaccharide
- B.
Peptidoglycan
- C.
Phospholipids of the cytoplasmic membrane.
- D.
Two of the choices
- E.
all of the choices
- 24.A fever augments the host's defenses by
- A.
stimulating leukocytes into action.
- B.
Enhancing microbiostasis.
- C.
Enhancing the activity of the immune system.
- D.
all of these
- 25.Which of the following is considered to be a biological defense mechanism?
- A.
Skin
- B.
Fever
- C.
gastric acid
- D.
Normal microbiota
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