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Exam 20: The Lymphatic System and Lymphoid Organs and Tissues

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Question 21

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The tonsils located at the base of the tongue are the ________.

A) pharyngeal tonsils
B) Peyer's tonsils
C) palatine tonsils
D) lingual tonsils

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Question 22

Multiple Choice

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Match the following: -Small organs intimately associated with lymphatic vessels.

A) Peyer's patches
B) Lymph nodes
C) Thoracic duct
D) Lymph
E) Spleen

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Question 23

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When tissues are inflamed,lymphatic capillaries develop openings that permit uptake of large particles such as cell debris,pathogens,and cancer cells.

Where are the lymph node aggregations most dense?

While passing through a village on safari you notice a man with one enormous leg and one normal-sized leg.What could have caused the increased size of the swollen leg?

Which of the following does NOT contain a mucosa-associated lymphatic tissue?

Which of the following statements regarding the thymus is FALSE?

The blood testis barrier is to newly formed sperm cells as the blood thymus barrier is to ________.

A mother takes her son to the doctor and describes the following symptoms that she has observed.The child is running a fever,has flu-like symptoms,and his lymph glands are very swollen and sore to the touch.Of what significance are the swollen and sore lymph glands?

Which of the following statements is FALSE regarding the spleen?

In the spleen,red pulp is involved in the immune functions and white pulp is involved in disposing of worn-out RBCs.

How does the structure of a lymph node allow lymphocytes and macrophages to perform their protective function?

Match the following: -Stores blood platelets.

What is the special role of the thymus gland?

Define the term MALT.What is its function?

Describe why the prognosis of cancer is best when there is no detectable spread from the region of the primary tumor to the lymph nodes.

Match the following: -Largest lymphatic organ.

If even a small part of the spleen is left in a ten-year-old child,it will most likely regenerate itself.

Match the following: -Isolated clusters of lymph follicles found in the wall of the small intestine.

Lymphocytes reside temporarily in lymphoid tissue,then move to other parts of the body.