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Exam (elaborations)

MBI 111 SMARTBOOK QUESTIONS || ALL ANSWERS ARE CORRECT 100%.

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  • Module
  • MBI 111
  • Institution
  • MBI 111

Which term is used to describe the process when a virus is engulfed by a cell in a vacuole or vesicle? correct answers Endocytosis How many viruses in the human body are pathogenic correct answers a few At minimum, all viruses are composed of correct answers proteins and nucleic acids Whic...

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  • September 17, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • MBI 111
  • MBI 111
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MBI 111 SMARTBOOK QUESTIONS || ALL ANSWERS
ARE CORRECT 100%.
Which term is used to describe the process when a virus is engulfed by a cell in a vacuole or
vesicle? correct answers Endocytosis

How many viruses in the human body are pathogenic correct answers a few

At minimum, all viruses are composed of correct answers proteins and nucleic acids

Which term describes a nonliving microscopic agent? correct answers infectious particle

How were viruses discovered correct answers using a filter

The two principal processes by which viruses penetrate host cells are what (engulfment) and
direct fusion. correct answers endocytosis

what is the viral process of attaching to the host cell receptor for the virus. correct answers
adsorption

Which two of the following statements regarding the human virome are true? correct answers
Some viruses are in a dormant state in the body.
The human virome includes viruses that infect our commensal bacteria.

antigenic drift correct answers antigens gradually change their amino acid composition, resulting
in decreased ability of host memory cells to recognize them.

Glomerulonephritis is thought to be caused by complexes that deposit in the basement membrane
of the glomeruli. correct answers antigen antibody

Symptoms of secondary TB correct answers Violent coughing, loss of appetite, fatigue, low
grade fever, bloody/green sputum, weight loss, chest pain, night sweats

Which factors influence the ability of members of the normal microbiota to cause sinusitis?
correct answers Favorable environment for growth, underlying infection with another agent,
build up of fluids, anatomy of the sinuses in the skull

Which of the following are the signs and symptoms of otitis media in younger children? correct
answers build up of fluid in middle ear, irritability/ fussiness, hearing difficulties and ear pain

Identify the genome carried by influenza viruses. correct answers ssRNA

The most common signs and symptoms of rhinitis include which of the following? correct
answers runny nose, sneezing, scratchy throat

, Glomerulonephritis affects which organ first? correct answers kidney

A negative tuberculin skin test may indicate which of the following? correct answers That a
person has been infected but has not yet reacted
That an individual has not had any contact with tuberculosis

Over-the-counter medications are effective for which of the following in cases of rhinitis?
correct answers Blocking the inflammation process
Minimizing symptoms
Decreasing the transmission to other persons

Which of the following occurs in secondary tuberculosis? correct answers Live dormant TB
bacteria are reactivated.
Tubercles expand and drain into the upper respiratory tract.
Wasting of the body due to severe symptoms

Which factors have no influence on the ability of members of the normal microbiota to cause
sinusitis? correct answers decreased mucus production and Leukopenia

What is the typical incubation period for rhinitis? correct answers 2-3 days

Which of the following are treatments for rhinitis? correct answers Antihistamines
Decongestants

What is the mortality rate of untreated secondary tuberculosis? correct answers 60%

What element appears to block the replication of rhinoviruses and shorten the length of the cold
symptoms? correct answers zinc

The upper respiratory tract includes which of the following structures? correct answers Larynx,
epiglottis, pharynx, oral cavity, nasal cavity, sinuses

Which microorganisms can cause cellulitis? correct answers Group B streptococcus
Staphylococcus aureus
Streptococcus pyogenes
Opportunistic bacteria

Which are general symptoms seen in the anaerobic cellulitis form of gas gangrene? correct
answers gas production by bacteria, necrosis of tissue

These positively charged chemicals reduce the number of pathogens on the skin by disrupting
their cell membranes correct answers peptides

Antimicrobial treatment of MRSA involves multiple antibiotics, determined by which of the
following? correct answers Current strain susceptibility patterns

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