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NATS 1670 QUIZ 3 | QUESTIONS WITH VERIFIED SOLUTIONS
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NATS 1670 QUIZ 3 | QUESTIONS WITH VERIFIED SOLUTIONS
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NATS 1670 QUIZ 3 | QUESTIONS WITHVERIFIED SOLUTIONS
What is Clostridium difficile? Correct Ans - A bacteria that causes
infectious diarrhea / colitis. It can occur when antibiotics "wipe-out" a
person's normal gut flora. It is often considered to be a nosocomial or hospital
acquired infection.
What happens when there is too much immunity? Correct Ans -
allergy
autommune disease
acute inflammation-sepssi, cytokine storm
What are the 3 stages of immunity? Correct Ans - Intrinsic
Innate
Acquired
what are the ways we prevent infection and bacteria from skin level?
Correct Ans - Outer layer of the skin
normal flora
flushing (sweat)
Phospho lipds
what are the ways we prevent infection and bacteria from the GI tract?
Correct Ans - Perstalisis
low pH
bile salts
what are the ways we prevent infection and bacteria from at the nasopharynx
and eye Correct Ans - mucus, saliva, tears
flushing
lysozye - destroy bacterial cells
WHat are the advantages of innate immunity Correct Ans - Immediate
one cell can recoginize and kill many pathogens
, What are charistricts of adaptive immunity Correct Ans - - take effect
after a few days
- leads to a state of immune memory
- Specificity improves and target the pathogen of intrest
WHY DO DOGS EAT POOP Correct Ans - TO REPOPULATE THEIR GUT
FLORA
WHATS THE PH OF THE STOMACH Correct Ans - 1 0R 2
Why do bacteria have cells walls Correct Ans - to help maintain
osmotic pressure
what disease keeps changing its strain which results in a new vaccine almost
every year Correct Ans - influenza
What are the organs of the immune system Correct Ans - primary
organs
- Bone marrow
-Thymus
Secondary Organs
-Adenoids
- Tonsils
- Lymph nodes
- Spleen
- Peyer's patches
- Appendix
- Lymph nodes
What is the function of bone marrow for the lymphoid system? Correct
Ans - the factory of haemopoietic stem cells
What is the function of thymus Correct Ans - instructs certain
lymphocytes to differentitate into thymus-dependent lymphocytes (T-cells)
what are the cell mediated immune cells in the Innate immune system?
Correct Ans - Neutrophils
macrophages
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