.Anatomy and Physiology 2, Chapter 20 Flashcards


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created 11 years ago by divashley1
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Study guide for exam 2
updated 11 years ago by divashley1
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College: Second year
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1

Which of the main lymphatic ducts drains the lymph from the largest portion of the body?

Thoracic duct

2

The lymphatic system lacks a pump. So lymph travels back to the heart much the same way as blood travels through the veins. True or False

True

3

What are the major "truncks" of the lymphatic system?

lumbar, bronchomediastinal, subclavian, jugular trunks, and intestinal trunk

4

Name the "lymphoid" cells?

Lymphocytes, macrophages, dendritic, reticular

5

Which type of cell protects the body by producing plasma cells?

B cells (B lymphocytes)

6

Describe they lymph nodes?

Hundreds of small organs, embedded in connective tissue, not ordinarily seen

7

What ar the functions of the lymph nodes?

Act as lymph filters, activate the immune system

8

What are the organs of the lymphatic system?

Spleen, thymus gland, tonsiils, peyer;s patches of the intestines, bits of lymphatic tissue.

9

Which organ of the lymphatic system is a soft, fist-sized organ with a very rich blood supply?

Spleen

10

Which of the lymphatic organs is a bi-lobed organ very important in the early years of development?

Thymus gland

11

which of the lymphatic organs is the simpllest,, and are named according to their location?

Tonsils