BIOS 255 EXAM 3 LATEST 3 VERSIONS QUESTIONS WITH
CORRECT VERIFIED SOLUTIONS ALREADY GRADED A+ JUST
RELEASED LATEST 2024-2025
Which of the following muscles are involved in expiration?
Which of the following components are part of the upper respiratory tract?
Vocal folds, Oropharynx, Nasal conchae
Which cells are the effectors responsible for cellular immunity?
Cytotoxic T cells
Which of the following characteristics is true regarding vaccines?
Type of artificial active immunity, Contains dead pathogens
Natural passive immunity
antibodies received from mother through breast milk
Natural active immunity
antibodies developed in response to an infection
Artificial passive immunity
antibodies received from a blood transfusion
Artificial active immunity
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antibodies developed in response to a vaccination
Which of the following are signs of inflammation?
redness, swelling, heat (calor)
What is the primary function of interferons in the immune system?
Activate antiviral defenses in nearby cells
Which of the following cells bind to MHC I proteins?
Cytotoxic T cells
During a primary immune response, ____________ is initially made for a few
days, followed by __________ When re-exposed to the same antigen,
___________ is the main antibody produced quickly before symptoms can have
a chance to start.
IgM, IgG, IgG
Neutrophils
phagocytize microorganisms
Eosinophils
Release histamine
Natural (NK) cells
Bind to cell and release stuff
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T lymphocytes
directly attack cells infected by viruses and bacteria
B lymphocytes
differentiate to form antibody-producing cells and memory cells
Select all components of innate immunity.
NK cells, MALT, Epidermis, Inflammation
Pathogens
Agents capable of producing disease (e.g., viruses, bacteria, and fungi)
Innate immunity
first and second line of defense
innate immunity
Present from birth
First line of defense
skin and mucous membranes
second line of defense
Protective cells, antimicrobial proteins, and protective processes
Second line of defense activation
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Activated when the first line of defense is breached
Adaptive immunity
third line of defense
adaptive immunity development
Develops during lifetime
adaptive immunity function
Creates a specific immune response against a pathogen and leaves the body with
a "memory" of the pathogen so it can de defeated faster in the future
Which structure is considered part of the digestive and respiratory organ
systems?
Oropharynx
Which of the following layers is found lining the surface of the lungs?
Visceral pleura
What structure in the upper respiratory division plays an important role in
warming and humidifying inspired air?
Nasal conchae
Which alveolar cells secrete pulmonary surfactant?
Great alveolar cells
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