Practice Exam 3 Summer23 (1)

What is the most likely cause of the patient's swollen tonsils?  A) Her intense cough caused rupture of the tonsils, and swelling is part of the normal wound-healing process. B) Tonsils consist of lymphatic tissue, and became swollen by filtering out microbes and their toxic products. C) She is dehydrated from poor fluid intake, so the tonsils are retaining fluid. D) Tonsils are sensitive to stimulation, so they became swollen from her constant coughing.

3. A 28-year-old man has the rash shown on his elbows and knees. Abnormal proliferation of which of the following cell types in the skin best explains the scaling? A) Fibroblasts B) Histiocytes C) Keratinocytes D) Langerhans cells E) Mast cells F) Melanocytes G) Neutrophils

1. Which of the following is NOT part of the complement system? a) Antigen presenting cells b) Opsonization c) Capillary permeability. d) Bacterial lysis e) Chemotaxis 2. Before leukocytes can pass through capillary walls, they stick to the capillary wall in the process known as a) chemotaxis b) diapedesis c) extravasation d) opsonization e) margination 3. Which of the following is NOT a function of antibodies? a) Agglutination b) Neutralization c) Opsonization d) They can act as antigen receptors e) All the above are antibody functions ngissol agenon art to inst 4. Which of the following immune cells acts as an antigen presenting cell? tine sidenz orbid mid a) Suppressor T cell b) Cytotoxic Killer T cell c) Natural killer cell d) Macrophage e) Helper B cell 5. Why are pyrogens important in the immune response? a) They act as a warning system and alerts neighboring cells of viral infection b) They reset the internal thermostat to induce fever c) They draw leukocytes to the site of…

1. The laboratory scientist who reviews the marrow reports that the bone marrow is overridden with plasma cells—so much so that clusters of plasma cells can be seen. What is the function of plasma cells? Explain with no more than 3-6 sentences.  A). To present foreign antigens to immune cells B). To directly attack foreign cells when foreign antigens are recognized. C). To phagocytize cells with foreign antigens. D). To produce immunoglobulins specific to foreign antigens presented by T helper cells. 2. Immunoglobulins are made mainly of what substance? Explain. A). Carbohydrate B). Lipid C). Protein

What do neutrophils do that macrophages dont do? A) antigen presentation B) Degranulate C) Phagocytose pathogens D) Both A & B E) Both B & C

One of the two tonsils found in the area indicated with the X is the tonsil. X. D) tubal A) lingual B) nasal

Rare forms of lymphoma include   Question 7 options:   A)  Hodgkin and non-Hodgkin lymphoma   B)  Burkitt's lymphoma and mycosis fungoides   C)  Hodgkin, non-Hodgkin and Burkitt's lymphoma   D)  Non-Hodgkin lymphoma and mycosis fungoides

Sutures() A) should be left in the skin for a minimum of 2 weeks B) often need to be removed with local anaesthetic C) must be tied tightly so that arterial inflow into tissues is not possible D) are left in situ for a longer time in patients who are immunosuppressed E) of all types must eventually be removed

50. A 30-year-old woman with a long-standing history of pelvic inflammatory disease has surgical resection of a scarred segment of a fallopian tube. Which of the following inflammatory cells is most likely to be found in the resected specimen? What clus will be in the scarved fallegian tube? A) Basophils Eosinophils C)Macrophages Mast cells CE) Neutrophils

Which common childhood illness is characterized by a slapped cheek appearance on the face? A) Measles B) Chickenpox C) Fifth disease (erythema infectiosum) D) Scarlet fever

What is believed to cause the feature that determines if a lymphoma is Hodgkinian or Non-Hodgkinian? A) Chronic inflammation B) Chromosomal aberrations C) Lymphadenopathy D) Infection with Epstein-Barr Virus

In adults, spleen and lymph nodes link the hematologic and immune systems as they are the sites for blood cell proliferation, differentiation and... A) Hematopoiesis B) Central tolerance C) Destruction/removal D) Diapedesis

14. A 38-year-old woman has had a slowly enlarging pink papule on her left cheek for 1 year. A photomicrograph of a biopsy specimen of the papule is shown. Which of the following is the most likely diagnosis? A) Actinic keratosis B) Basal cell carcinoma C) Fibrous histiocytoma D) Malignant melanoma E) Seborrheic keratosis F) Squamous cell carcinoma

27) In response to alerting cell activation, the B cell covers pathogens with ______________ to make recognition easier for the immune system. A) Antigens B) Toxoids C) Antibodies D) Immunoglobins

The patient's mother expresses concern about her daughter's fevers.She states that the fevers are a sign that her child is unable to fight this infection.What is a proper response to these concerns?   A)It is impossible to determine exactly why she is having these fevers.Doctors call this a fever of unknown origin. B)Fevers are a natural response by the body to help fight infection. C)These fevers are very dangerous,and you have strong reason for concern. D)High fever could be a sign of a tumor of the hypothalamus.

Which of the following is not considered a "first line of defense" against pathogens? a) lysozyme b) macrophages Oc) gastric juices d) mucous membranes

13) which of the following conditions is caused by a bacterium related to the bacteria that causes tuberculosis? It results in overgrowths on potentially all places on the body. a) leprosy b) none of these are caused by bacterium c) squamous cell carcinoma d) melanoma

40. During a period of 24 hours, a 25-year-old man has an upper respiratory infection with features of the common cold. Which of the following viral or host factors is most critical in the initial establishment of the infection? A) Activation of latent virus within epithelial cells B) Inhibition of inflammatory mediators C) Inhibition of synthesis of IgA antibodies D) Lysis of CD8+ T lymphocytes EDPresence of viral receptor molecules on epithelial cells

Infections in the blood and circulatory system tend to be more dangerous because they are not localized to one specific area. a) True b) False

1.The passing of antibodies into newborn babies by their mothers is known as: A) active immunity B) passive immunity C) primary immune response D) antigens The immune system responds to the antigens found on invading microorganisms by: A) producing antibodies B) antibodies preventing the microbe from causing infection C) marking the microbe so that it can be attacked by white blood cells D) all the above

While you are jogging carly in the moming, you slip on some ice and skin your knee. Following the breach in skin, which of the following MIGHT be expected? a) Release of histamine, prostaglandins and leukotrienes b) Extravasation of neutrophils c) Complement activation d) ONLY a & b e) All of the Above

30. What is the correct unit for WBC count? YOUR TRAINING. YOUR CAREER. YOUR FUTURE. a) 103 /L b) 105L c) 10/L d) 10L e) 1012/L 31. Which of the following is not a type of T lymphocytes? a) killer cell b) memory cell c) suppressor cell d) plasma cell e) helper cell 32. When preparing a reticulocyte smear: a) the stains used are new methylene blue or brilliant cresyl blue b) the stain and blood must react together for 15 minutes prior to making smear c) the smear may be stained with Wright's stain after drying d) two of the above 33. If a supersaturated solution is allowed to cool: a) it will sublimate b) the solute will precipitate out of the solution c) more solute can be added to the solution d) it will become an isotonic solution 34. Rejection of an implanted organ is due to: a) autoimmunity b) isoimmunity c) artificial passive immunity d) natural passive immunity 35. Sickle sell disease: a) is due to sex linked inheritance b) is due to incomplete dominance inheritance c) requires a…

An allergy can best be defined as ______. A) a component of the humoral response B) an exaggerated response to an allergen C) part of the normal immune response D) a type of cell-mediated adaptive immunity

40) After receiving a vaccination, the patient is likely to feel ill, to include fever, malaise, and nausea. What is the explanation of these symptoms? A) The vaccine contains compounds that are toxic to the body. B) The vaccine activates the immune system, causing the body temperature to rise and lowering energy delivery to other body systems. C) The patient has contracted the illness for which they were immunized. D) Doctors do not know why patients feel ill after immunization because the symptoms do not make sense.

Based on what you know about the cells of the immune system, do you suspect this patient to have an infection, and if so, what is a probable cause? Choose the best answer and explain.  a) Yes, a possible viral infection is indicated. b) Yes, a possible fungal infection is indicated. c) Yes, a possible bacterial infection is indicated. d) No, an infection is not indicated.

Antibodies, complement proteins, and phagocytic cells provide effective protection against all of the following types of infections except: a) Fungi b) Virus-infected cell c) Worms d) Bacteria e) Viruses

16 . Following are true in Haemophilia except? A) Prothrombin time is unaffectedB) Partial thromboplatin time unchagedC) Bleeding time unchangedD) platelet count unchanged

Which of the following would lead to a rise in hematopoiesis? A) Nutrient-deficient diet B) Kidney failure C) An infection D) Low levels of hypoxia-induced factor

Which statement made by the patient newly diagnosed with systemic lupus erythematosus indicates a need for further teaching about the course and management of this disease? a) "I will take my medication even if my symptoms improve." Ob) "I will not have my hair dyed, frosted, or permed unless I am in a period of remission." Oc) "I will report any fever to my healthcare provider immediately." d) "I will sunbathe as often as possible to ensure I get enough vitamin D."

6. A patient presents with signs of sepsis. Which assessment finding would be least indicative of this condition? a) Fever b) Tachycardia c) Elevated white blood cell count d) Normal blood pressure

What is the role of histamine in inflammation? A)Histamine increases the volume of blood flow in the area of the infection. B)All these choices are correct. C)Histamine signals to neutrophils to migrate to the site of infection. D)Histamine makes it easier for neutrophils to move from the bloodstream to the site of infection.