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Exam 12: Host Defenses I: Overview and Nonspecific Defenses

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Question 1

Multiple Choice

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Which of the following is not a chief function of inflammation?

A) start tissue repair
B) destroy microbes
C) mobilize and attract immune components to injury site
D) block further invasion
E) cause a fever

F) A) and B)
G) A) and C)

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Question 2

Multiple Choice

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_____ function in humoral immunity,while _____ function in cell-mediated immunity.

A) B cells,T cells
B) T cells,B cells
C) monocytes,basophils
D) basophils,T cells
E) B cells,neutrophils

F) A) and B)
G) A) and C)

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A

Question 3

Multiple Choice

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Each of the following are physical barriers to pathogens except

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. Mario is a 35-year-old male who has come into your ER with a laceration to his left hand. According to Mario, he was working on home renovations in his 1945 city bungalow, when an old board fell from a shelf and injured his hand. The laceration is a cut about 3 inches long, but fairly shallow. It appears that it was bleeding pretty heavily, but he has stopped the bleeding by holding pressure on it with an old t-shirt. He said it happened about an hour ago. -What will be the natural progression of healing for Mario,assuming that everything happens in its usual order?

Plasma cells

Lysozyme is found in

Which protein can be produced by a virus-infected cell,in order to communicate with other cells the need to produce antiviral proteins?

The chemical found in tears and saliva that hydrolyzes the peptidoglycan in certain bacterial cell walls is

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. Mario is a 35-year-old male who has come into your ER with a laceration to his left hand. According to Mario, he was working on home renovations in his 1945 city bungalow, when an old board fell from a shelf and injured his hand. The laceration is a cut about 3 inches long, but fairly shallow. It appears that it was bleeding pretty heavily, but he has stopped the bleeding by holding pressure on it with an old t-shirt. He said it happened about an hour ago. -Mario wants to know if there is any way he can reduce the edema,as he thinks there is no way it can be beneficial if it is so uncomfortable.What is not an appropriate response?

The main function of the reticuloendothelial system is to provide

Which white blood cells comprise 20% to 30% of the circulating WBCs and are the cells that function in the body's third line of defense?

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. The mother of 6-year-old Mary has brought her daughter into the pediatrician’s office where you work, complaining Mary has had a sore throat for several days and a fever. She has had a fever up to 104F that seems worse at night, but seems to respond to treatment with acetaminophen. Mary has not been eating or drinking as much either because she says “it hurts to swallow.” She is ill-appearing, and does not seem interested in playing with the toys or reading the books that are in the examination room. The doctor noted a thick, white exudate coating on both of Mary’s tonsils, which also seem enlarged. The doctor ordered a throat culture swab, as well as a complete blood count with differentials. -You examine Mary's tonsils as you prepare to swab them with the culture swab.While examining them,you notice a white pus coating the tonsils.What is this pus composed of?

The production of interferon will protect the host cell from a viral infection.

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. JV is a 16-year-old male with cystic fibrosis. He has been admitted several times to your pulmonary inpatient unit with multiple microorganism infections, including Pseudomonas and H. influenza. Because of the thickness of his mucous secretions, his cilia become immobile and unable to clear his lungs of bacteria harboring mucus. He is supposed to perform vigorous airway mucous clearance at home with a vibrating vest and IPV (intrapulmonary percussive ventilation) device. However, he says that it takes hours and he does not always feel sick. Therefore, he often refuses to do his therapies at home. -If JV's cilia are unable to clear his lungs of mucus,what line of defense is being breached?

The term _____ is given to any foreign substance that stimulates a specific immune system response.

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. JV is a 16-year-old male with cystic fibrosis. He has been admitted several times to your pulmonary inpatient unit with multiple microorganism infections, including Pseudomonas and H. influenza. Because of the thickness of his mucous secretions, his cilia become immobile and unable to clear his lungs of bacteria harboring mucus. He is supposed to perform vigorous airway mucous clearance at home with a vibrating vest and IPV (intrapulmonary percussive ventilation) device. However, he says that it takes hours and he does not always feel sick. Therefore, he often refuses to do his therapies at home. -JV asks you to explain what cilia are to him.All of the following are correct answers except

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. The mother of 6-year-old Mary has brought her daughter into the pediatrician’s office where you work, complaining Mary has had a sore throat for several days and a fever. She has had a fever up to 104F that seems worse at night, but seems to respond to treatment with acetaminophen. Mary has not been eating or drinking as much either because she says “it hurts to swallow.” She is ill-appearing, and does not seem interested in playing with the toys or reading the books that are in the examination room. The doctor noted a thick, white exudate coating on both of Mary’s tonsils, which also seem enlarged. The doctor ordered a throat culture swab, as well as a complete blood count with differentials. -Mary's mother is very concerned about her high fevers.She thinks that the fevers are a sign that Mary is unable to fight this infection.What is a proper response to Mary's mother's concerns?

This body region is protected by fatty acids,acidic pH,lactic acid,and a tough cell barrier with its own normal biota.

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. Mario is a 35-year-old male who has come into your ER with a laceration to his left hand. According to Mario, he was working on home renovations in his 1945 city bungalow, when an old board fell from a shelf and injured his hand. The laceration is a cut about 3 inches long, but fairly shallow. It appears that it was bleeding pretty heavily, but he has stopped the bleeding by holding pressure on it with an old t-shirt. He said it happened about an hour ago. -What line of defense has been breached for this injury?

Which of the following is mismatched dealing with inflammation?