Devry BIOS255 Anatomy and Physiology with Lab III – Entire Course
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BIOS 255 week 3<br />
Whole<br />
Blood<br />
(graded)<br />
Describe the composition, physical characteristics, <strong>and</strong> functions of whole blood. Explain why it is classified as a<br />
connective tissue.<br />
Liquid<br />
Connective<br />
Tissue<br />
(graded)<br />
Explain the similarities <strong>and</strong> differences among serum, lymph, <strong>and</strong> plasma. Each student should take one<br />
characteristic of the fluid, extracellular component of this connective tissue <strong>and</strong> explain how it relates to the other<br />
liquids.<br />
BIOS 255 week4<br />
The<br />
Lymphatic<br />
System<br />
(graded)<br />
How do the various components of the lymphatic system operate? We have talked about many organ systems. In<br />
what ways are components of the lymphatic system involved in many other organ systems? Try to focus on one<br />
element of this system <strong>and</strong> provide an in-depth view of its contribution to our overall health.<br />
Nonspecific<br />
Immunity<br />
(graded)<br />
How do the various elements of the nonspecific immune system function in providing daily protection against a variety<br />
of pathogens? Each student should provide a unique aspect of the nonspecific immune system <strong>and</strong> educate the rest<br />
of us concerning its function <strong>and</strong> how effective (or ineffective) it is against one class of pathogens.<br />
BIOS 255 week 5<br />
B <strong>and</strong> T<br />
Cells<br />
(graded)<br />
Our knowledge <strong>and</strong> underst<strong>and</strong>ing of the various forms of lymphocytes continue to exp<strong>and</strong>. Our initial discussion this<br />
week will be on the various forms of B <strong>and</strong> T cells — each of us should take one class of lymphocytes <strong>and</strong> explain it’s<br />
role in the adaptive immune process. As you comment on other students’ postings be sure to add additional insight<br />
into the mechanisms of the subclass of cell <strong>and</strong> its interactions <strong>with</strong> both components of the innate <strong>and</strong> other aspects<br />
of the adaptive immune system.<br />
Vaccinations<br />
<strong>–</strong> Friend or<br />
Foe (graded)<br />
Recently a number of individuals have claimed that adjuvants, such as thymersol in vaccines, lead to the<br />
development of a variety of disorders, such as autism. Although these initial claims have not been substantiated <strong>and</strong><br />
have since been <strong>with</strong>drawn from the scientific literature, the concern continues today. How would you counsel<br />
parents concerning vaccination? Discuss the issue of herd immunity <strong>and</strong> the risks in our modern society related to<br />
refusal to provide vaccinations.
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