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Question 1

A patient has edema in the right lower limb. Which of these organs may be responsible?

Answer 1

-Obstructed lymphatic Vessels

Question 2

Which of these leukocytes is NOT correctly matched with its function or description?

Answer 2

-Basophils – Synthesize or produce antibodies

Question 3

The ability for adaptive immunity to improve the immune response to a particular pathogen over subsequent exposures is referred to as

Answer 3

-Memory

Question 4

The lymphatic system play a role in maintaining fluid balance within the body?

Answer 4

-Returning interstitial fluid to the plasma

Question 5

Tonsils

Answer 5

-Protect against bacteria entering the oral & nasal cavities

Question 6

Cell-mediated immunity is effective

Answer 6

-In eliminating virus-infected cells

Question 7

Which of the ff is lymphocyte that is part of the innate immune system and functions to kill tumor cells and infected cells?

Answer 7

-Natural Killer Cells

Question 8

Lymphatic fluid collected from the upper right side of the head would enter the venous circulation through the___

Answer 8

-Right Lymphatic Duct

Question 9

Infant botulism occurs when the botulism bacterium grows in the digestive tract of an infant, is fed honey or exposed to the spores in soil. The infection is very serious but can be treated. In infants, botulism immune globulin is administered. This substance binds to the toxin produced by the bacterium and inactivates it. Which type of acquired immunity is represented by this treatment of infant botulism?

Answer 9

-Active Artificial Immunity

Question 10

Which of the following statements best represents coordination among the various components of the immune system?

Answer 10

-Helper T cells stimulate B cells and cytotoxic T cells to respond to pathogens and release…..

Question 11

Germinal centers are the sites of

Answer 11

-Proliferation of lymphocytes in the lymph nodes

Question 12

Active natural immunity occurs when

Answer 12

-An individual develops a disease

Question 13

Gerald has not been feeling well lately and goes to the clinic on his college campus. The results of his white blood cell count indicate an increase in the number of neutrophils. Based on this information, what is Gerald most likely suffering from?

Answer 13

-A bacterial infection

Question 14

The white blood cells that help provide immunity and produce antibodies are called ____, while macrophages are derived from the white blood cells known as ______

Answer 14

-Lymphocytes, Monocytes

Question 15

Neutrophils leave the circulation and enter the tissues.In the tissues, Their function is to

Answer 15

-Phagocytized Bacteria & Foreign Matter

Question 16

Which is the proper order of events in cell-mediated immunity?
Cloning of cytotoxic T cells & memory cytotoxic T cells
Antigen presented to cytotoxic T cell
Activation of cytotoxic T cell
Target cells attacked by cytotoxic T cells

Answer 16

-2,3,4,1

Question 17

Josiah was diagnosed with a thymus tumor when he was in his late 40s. His physician suggested removing the thymus gland, but Josias wasn’t sure this was such a good idea. What would you say to Josia to explain that this physician’s suggestion was a good one?

Answer 17

-The thymus is less functional in older adults.

Question 18

__ is secreted into saliva and tears, and found in breast milk

Answer 18

-IgA

Question 19

Diana went camping at Dingle. They were tasked to gather firewood. On her way to the camp. She noted red, elevated rashes on her arms and legs that are itchy. If Diana had a complete blood count, what would the test reveal?

Answer 19

-Increase eosinophils

Question 20

Evaleen complained of fever and abdominal pain. She went to a doctor who gave her a request for a laboratory exam. When she brought back the result. The doctor told her that she has a current and previous infection. What did the doctor see in the result to make this conclusion?

Answer 20

-Positive for IgM