VBSC 211 PSU EXAM 1 QUESTIONS AND QUALITY SOLUTIONS
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Course
VBSC 211 PSU
Institution
VBSC 211 PSU
1. identify pathogens
2. Eradicate/neutralize pathogen
3. Provide future protection (immunity) - Correct Answer What are the three functions of the immune system?
Micro-organisms that can causes disease - Correct Answer What is a pathogen?
Only causes infection when the patient's immune...
VBSC 211 PSU EXAM 1 QUESTIONS AND QUALITY
SOLUTIONS
1. identify pathogens
2. Eradicate/neutralize pathogen
3. Provide future protection (immunity) - Correct Answer What are the three functions
of the immune system?
Micro-organisms that can causes disease - Correct Answer What is a pathogen?
Only causes infection when the patient's immune system is compromised - Correct
Answer What is an opportunistic pathogen?
Bacteria, Fungi, Viruses, Parasites - Correct Answer What are the 4 classes of
pathogens?
No, they need their host to survive, so they can survive - Correct Answer Do
pathogens want to kill their hosts?
Barrier defense, innate response, adaptive response - Correct Answer What are the 3
levels of the immune system
Skin- blocks pathogens physically
Mucus- non-specific enzymes - Correct Answer How do barrier defenses work?
Thick substance of glycoproteins and enzymes - Correct Answer What is mucus?
Lines the respiratory, GI and urogenital tracts - Correct Answer What are mucosal
surfaces and where are they located?
No; non-specific - Correct Answer Is the barrier immune system pathogen specific?
No; Non-specific - Correct Answer Is the innate immune system pathogen specific?
Pathogen associated molecular patterns - Correct Answer What are PAMPs?
1. Recognition of the pathogen
2. Recruitment of the effector cells to destroy pathogen. - Correct Answer What are the
two stages of the innate immune response?
Minutes to hours - Correct Answer How fast is the innate immune response?
Days to weeks - Correct Answer How fast is the adaptive immune response?
, Yes. - Correct Answer Is the adaptive immune response pathogen specific?
Adaptive immune response improves over time - Correct Answer Which immune
response improves during the course of infection?
Adaptive immune response - Correct Answer Which immune response provides long
lasting immunity?
Primary = 1st Response
Secondary = 2nd, 3rd time of exposure - Correct Answer What is a primary response
and how does it differ from a secondary response?
The process of making new immune cells - Correct Answer What is hematopoiesis?
Found in bone marrow, produces new immune cells - Correct Answer What is a
hematopoietic stem cell?
T cells = develop in thymus - Correct Answer Which part of the immune response is
generated by lymphoid cells?
Generated in Bone marrow - Correct Answer Which part of the immune response is
generated by myeloid cells?
An antibody - Correct Answer What is an immunoglobulin?
Absence of immune system/failing of body to protect itself from pathogens - Correct
Answer What is an immunodeficiency?
Spleen - Correct Answer Which lymphatic organ deals with blood infections?
Primary: bone marrow, thymus
Secondary: spleen, lymph nodes - Correct Answer What are the primary and
secondary lymphoid organs?
Lymph = fluid that contains white blood cells
lymph circulates through lymphatic ducts - Correct Answer What is lymph and what is
the lymphatic system and does lymph circulate?
Lymph flows through and the node delivers the lymph to the surrounding tissue/where
needed - Correct Answer What is a lymph node and what is the draining lymph node?
... - Correct Answer What are the two mechanisms which antibodies fight infection?
How do they work?
... - Correct Answer How many distinct molecules are recognized by the adaptive
immune system in comparison to the innate immune system?
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