LATG Chapter 13 questions with
answers respectively.
Which definition is most accurate for the term "disease"?
A. A sudden reaction characterized by a sharp drop in blood pressure, hives, and respiratory distress
B. An altered physiological state in which the function of a tissue, organ, or body system has been
impaired
C. Anything that can cause stress in an individual, such as trauma
D. An immune system reaction to the presence of a foreign organism or substance ANS - B
Which of the following can be viewed with the naked eye?
A. Parvoviruses
B. Protozoa
C. Pinworms
D. Pleomorphic bacteria ANS - C
A subclinical disease:
A. is diagnosed by interpreting signs of illness.
B. is a result of failing body systems.
C. has no observable signs.
D. cannot be detected with laboratory tests. ANS - C
Which statement applies to all bacteria?
A. They do not require oxygen to survive.
B. They do not have mitochondria in their cytoplasm.
C. They can only live inside a host's cells.
D. They have a well-defined nucleus. ANS - B
,True/False: Botulism is caused by a bacterial toxin. ANS - True
Bacteria that can grow in low oxygen environments are known by what term?
A. Aerobic
B. Anaerobic
C. Normal
D. Microaerophilic ANS - D
True/False: A Gram-positive bacterium has a thin internal cell wall ANS - False
True/False: All bacteria have a capsule. ANS - False
A bacteria with cilia has:
A. long, tail-like structures on the outside of the cell.
B. hair like structures on the outside of the cell.
C. a blob-like shape and smooth cell wall.
D. a thick capsule surrounding the cell. ANS - B
What is the term for bacteria staining purplish-blue with Gram stain?
A. Gram-positive
B. Gram-negative
C. Gram-neutral
D. Gram-aerobic ANS - A
Which of the following characteristics generally apply to bacterial spores? (multiple answers)
A. They may remain viable even after being autoclaved.
B. Most of them can be destroyed by drying.
C. They are dormant forms of the bacteria.
D. There are no medical significant bacteria that form spores. ANS - A, C
, True/False: Bacterial virulence is directly proportional to disease severity. ANS - True
What is the term for a bacterium requiring normal atmospheric oxygen concentration to survive?
A. Normal
B. Aerobic
C. Microaerophilic
D. Anaerobic ANS - B
True/False: Serological tests are the most common method used to identify viruses. ANS - True
Which type of RNA virus is mouse hepatitis virus?
A. Paramyxovirus
B. Orthomyxovirus
C. Arbovirus
D. Coronavirus ANS - D
In which laboratory species is the B virus found?
A. Goats
B. Rabbits
C. Macaques
D. Dogs ANS - C
Which of the following groups of viruses contain DNA? (multiple answers)
A. Parvoviruses
B. Paramyxoviruses
C. Herpesviruses
D. Poxviruses ANS - A, C, D
answers respectively.
Which definition is most accurate for the term "disease"?
A. A sudden reaction characterized by a sharp drop in blood pressure, hives, and respiratory distress
B. An altered physiological state in which the function of a tissue, organ, or body system has been
impaired
C. Anything that can cause stress in an individual, such as trauma
D. An immune system reaction to the presence of a foreign organism or substance ANS - B
Which of the following can be viewed with the naked eye?
A. Parvoviruses
B. Protozoa
C. Pinworms
D. Pleomorphic bacteria ANS - C
A subclinical disease:
A. is diagnosed by interpreting signs of illness.
B. is a result of failing body systems.
C. has no observable signs.
D. cannot be detected with laboratory tests. ANS - C
Which statement applies to all bacteria?
A. They do not require oxygen to survive.
B. They do not have mitochondria in their cytoplasm.
C. They can only live inside a host's cells.
D. They have a well-defined nucleus. ANS - B
,True/False: Botulism is caused by a bacterial toxin. ANS - True
Bacteria that can grow in low oxygen environments are known by what term?
A. Aerobic
B. Anaerobic
C. Normal
D. Microaerophilic ANS - D
True/False: A Gram-positive bacterium has a thin internal cell wall ANS - False
True/False: All bacteria have a capsule. ANS - False
A bacteria with cilia has:
A. long, tail-like structures on the outside of the cell.
B. hair like structures on the outside of the cell.
C. a blob-like shape and smooth cell wall.
D. a thick capsule surrounding the cell. ANS - B
What is the term for bacteria staining purplish-blue with Gram stain?
A. Gram-positive
B. Gram-negative
C. Gram-neutral
D. Gram-aerobic ANS - A
Which of the following characteristics generally apply to bacterial spores? (multiple answers)
A. They may remain viable even after being autoclaved.
B. Most of them can be destroyed by drying.
C. They are dormant forms of the bacteria.
D. There are no medical significant bacteria that form spores. ANS - A, C
, True/False: Bacterial virulence is directly proportional to disease severity. ANS - True
What is the term for a bacterium requiring normal atmospheric oxygen concentration to survive?
A. Normal
B. Aerobic
C. Microaerophilic
D. Anaerobic ANS - B
True/False: Serological tests are the most common method used to identify viruses. ANS - True
Which type of RNA virus is mouse hepatitis virus?
A. Paramyxovirus
B. Orthomyxovirus
C. Arbovirus
D. Coronavirus ANS - D
In which laboratory species is the B virus found?
A. Goats
B. Rabbits
C. Macaques
D. Dogs ANS - C
Which of the following groups of viruses contain DNA? (multiple answers)
A. Parvoviruses
B. Paramyxoviruses
C. Herpesviruses
D. Poxviruses ANS - A, C, D
