Multiple Choice
Which factor may precipitate a sickle cell crisis, disrupting homeostasis?
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21. The Immune System
Introduction to the Immune System
Multiple Choice
Which of the following statements is true of stress and the immune system?
A
Acute stress can temporarily boost the immune system, but chronic stress suppresses it.
B
Chronic stress leads to a permanent increase in white blood cell count.
C
Stress has no significant impact on the immune system.
D
Chronic stress can enhance the immune response by increasing the production of antibodies.
Verified step by step guidance1
Understand the relationship between stress and the immune system: Stress can have varying effects on the immune system depending on its duration and intensity.
Identify the effects of acute stress: Acute stress, which is short-term, can temporarily enhance the immune system by activating the body's fight-or-flight response, leading to a temporary increase in immune activity.
Examine the effects of chronic stress: Chronic stress, which is long-term, can suppress the immune system by continuously releasing stress hormones like cortisol, which can inhibit the immune response.
Evaluate the statement about chronic stress and white blood cell count: Chronic stress does not lead to a permanent increase in white blood cell count; instead, it can lead to immune suppression.
Consider the impact of stress on antibody production: Chronic stress does not enhance the immune response by increasing antibody production; it generally suppresses immune function.
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