Podcast
Questions and Answers
What is the likely reason for the increased risk of infection in older adults due to fat loss and thinning of the skin?
What is the likely reason for the increased risk of infection in older adults due to fat loss and thinning of the skin?
- Impaired function of innate immune cells (phagocytes)
- Loss of natural barriers (correct)
- Decreased T cell activity
- Impaired inflammation from chronic illness
What is the primary reason for the decrease in circulating memory B cells in older adults?
What is the primary reason for the decrease in circulating memory B cells in older adults?
- Decreased antibody response to antigens
- Increase in circulating antigen-antibody complexes
- Impaired function of innate immune cells (phagocytes)
- Thymic hormone production drops (correct)
What contributes to the neonate's susceptibility to overwhelming sepsis?
What contributes to the neonate's susceptibility to overwhelming sepsis?
- Sufficient IgM but deficient IgG, IgA responses
- Maternal antibodies providing protection
- Deficient oxidative and bacterial responses (correct)
- Transiently depressed immune function
What is the primary function of antibodies in the immune system?
What is the primary function of antibodies in the immune system?
Which hormone stimulates the adrenal gland cortex to release cortisol during the stress response?
Which hormone stimulates the adrenal gland cortex to release cortisol during the stress response?
What is the outcome of prolonged stress on wound healing and susceptibility to infection?
What is the outcome of prolonged stress on wound healing and susceptibility to infection?
What psychological response may lead to post traumatic stress disorder (PTSD) or phobias?
What psychological response may lead to post traumatic stress disorder (PTSD) or phobias?
What diseases are associated with stress-related exacerbation or progression?
What diseases are associated with stress-related exacerbation or progression?
What is the ratio of immature to mature neutrophils in 'left shift' leukocytosis?
What is the ratio of immature to mature neutrophils in 'left shift' leukocytosis?
What are acute-phase reactants mostly produced by?
What are acute-phase reactants mostly produced by?
What is the characteristic feature of chronic inflammation?
What is the characteristic feature of chronic inflammation?
What type of exudate indicates more advanced inflammation?
What type of exudate indicates more advanced inflammation?
What does the formation of a granuloma indicate?
What does the formation of a granuloma indicate?
What occurs in the process of liquefaction necrosis?
What occurs in the process of liquefaction necrosis?
What do hemorrhagic exudate indicate?
What do hemorrhagic exudate indicate?
What causes fever in acute inflammation?
What causes fever in acute inflammation?
What is the possible link among stress, immune function, and disease?
What is the possible link among stress, immune function, and disease?
What is the characteristic manifestation of H2 receptors?
What is the characteristic manifestation of H2 receptors?
What occurs in the upper airway causing rhinitis and conjunctivitis in response to inhaled allergens?
What occurs in the upper airway causing rhinitis and conjunctivitis in response to inhaled allergens?
What leads to acute type I allergic reaction causing sudden urticaria and respiratory distress?
What leads to acute type I allergic reaction causing sudden urticaria and respiratory distress?
Which antibody is activated on basophils with promotion of mediator release?
Which antibody is activated on basophils with promotion of mediator release?
Which cells are destroyed by antibodies and complement in type II tissue-specific reactions?
Which cells are destroyed by antibodies and complement in type II tissue-specific reactions?
What is the role of neutrophils in type II tissue-specific reactions?
What is the role of neutrophils in type II tissue-specific reactions?
What causes target cell malfunction in type II tissue-specific reactions?
What causes target cell malfunction in type II tissue-specific reactions?
What is the characteristic feature of Rheumatic Heart Disease?
What is the characteristic feature of Rheumatic Heart Disease?
What is the Jones criteria used for?
What is the Jones criteria used for?
Which immune process results in damage from complement activation and neutrophil lysosomal enzymes?
Which immune process results in damage from complement activation and neutrophil lysosomal enzymes?
Which type of allergy is characterized by an exaggerated response to an environmental antigen?
Which type of allergy is characterized by an exaggerated response to an environmental antigen?
What is the main control mechanism for type I allergic responses?
What is the main control mechanism for type I allergic responses?
In immune complex diseases, what size of immune complexes are deposited in tissues causing problems?
In immune complex diseases, what size of immune complexes are deposited in tissues causing problems?
What type of hypersensitivity reaction is systemic lupus erythematosus (SLE) associated with?
What type of hypersensitivity reaction is systemic lupus erythematosus (SLE) associated with?
What is the role of UV radiation in systemic lupus erythematosus?
What is the role of UV radiation in systemic lupus erythematosus?
Which group has a higher prevalence of systemic lupus erythematosus?
Which group has a higher prevalence of systemic lupus erythematosus?
Which of the following is a characteristic feature of Type II hypersensitivity reaction?
Which of the following is a characteristic feature of Type II hypersensitivity reaction?
What is the primary cause of hemolytic disease of the newborn?
What is the primary cause of hemolytic disease of the newborn?
What triggers transient neonatal alloimmunity?
What triggers transient neonatal alloimmunity?
Which blood type is considered a universal recipient?
Which blood type is considered a universal recipient?
Approximately what percentage of North American white individuals are Rh-negative?
Approximately what percentage of North American white individuals are Rh-negative?
