devry bios255n week 5 ilab latest 2016 june

Question # 00324593 Posted By: mac123 Updated on: 06/25/2016 06:37 AM Due on: 07/21/2016
Subject Biology Topic Biochemistry Tutorials:
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BIOS 255 WEEK 5 Lab 5 -

Lymphatic System & Disease Resistance

1. Describe lymphatic system functions.


LymphaticVessels22. Locate each of the following lymphatic vessels:

right lymphatic duct, thoracic (left lymphatic) duct,

right and left subclavian veins, and cisterna chyli.

a
b.
c.
d.


.

BloodLymphMovement

e. Determine the direction of blood and lymph movement between arterioles, blood and lymph capillaries, and venules.

f. Describe the lymphatic system role with regard to lipids and lipid-soluble vitamins.







3. What are the thymus gland functions?





4. Identify each of the following in a lymph node: afferent lymphatic vessels and efferent vessels.

LymphNode a.

b.

c. What is the function of the macrophages within the lymph nodes?


d. Identify spleen functions.Spleen



Cytolysis2

5. T Lymphocytes:Some activated cytotoxic T cells produce perforin. What is the function of perforin?

Lymphotoxin

6. Some activated cytotoxic T cells produce Lymphotoxin. What is the function of lymphotoxin?



Antibodies7. Activated B Lymphocytes are transformed into plasma cells that produce antibodies. Name five ways antibodies can destroy foreign cells and substances.








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