The nurse recognizes that chronic stress can lead to a variety of illnesses in a patient. This is primarily because:
chronic stress changes genetic structure.
physiologic responses that were originally adaptive become maladaptive over time.
the patient experiences a deficit of available corticosteroids and catecholamines
the patient loses psychologic energy while worrying about stress.
The Correct Answer is B
B. This statement aligns with the concept of allostatic load, which refers to the cumulative physiological toll that chronic stress places on the body over time. Initially, the body's stress response system (the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system) is designed to help individuals cope with acute stressors. However, when stress becomes chronic, these physiological responses can become dysregulated and maladaptive, leading to negative health outcomes such as cardiovascular disease, immune dysfunction, and mental health disorders.
A. Chronic stress has been associated with various changes in gene expression and epigenetic modifications. However, these changes typically occur over longer periods and are not the primary mechanism by which chronic stress leads to illness in most cases.
C. Chronic stress can lead to dysregulation of the hypothalamic-pituitary-adrenal (HPA) axis and the sympathetic nervous system, which are responsible for producing and regulating corticosteroids (such as cortisol) and catecholamines (such as adrenaline and noradrenaline). While acute stress typically results in increased production of these stress hormones, chronic stress can lead to desensitization and dysregulation of these systems, resulting in alterations in hormone levels and potential deficits in the availability of these stress mediators. However, deficits in corticosteroids and catecholamines are not the sole mechanism by which chronic stress leads to illness.
D. While chronic stress can certainly contribute to psychological fatigue and depletion of energy reserves, this is not the primary mechanism by which chronic stress leads to illness. The physiological responses to chronic stress, such as dysregulation of stress hormones, inflammation, and oxidative stress, are more directly linked to the development of various illnesses.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C","D"]
Explanation
B. Increased mental acuity, or heightened alertness and cognitive function, is a characteristic response during the alarm stage of GAS. The body's stress response enhances mental focus and perception to help the individual recognize and respond to the stressor effectively.
C. During the alarm stage of GAS, the sympathetic nervous system is activated, leading to the release of adrenaline (epinephrine) and norepinephrine. These hormones stimulate the kidneys to conserve water and sodium, leading to decreased urine output and increased urine retention. Therefore, increased urine retention is an expected physiologic manifestation in the alarm stage.
D. During the alarm stage, the sympathetic nervous system activation leads to bronchodilation, allowing for increased airflow to the lungs. This facilitates improved oxygenation of the blood and enhances the individual's ability to respond to the stressor by increasing oxygen delivery to tissues.
A. During the alarm stage of GAS, the body initiates the fight-or-flight response, which leads to the release of stress hormones such as cortisol and adrenaline. These hormones increase blood glucose levels through processes like glycogenolysis and gluconeogenesis to provide energy for the body to respond to the stressor. Therefore, decreased blood glucose is not an expected manifestation in the alarm stage.
E. Decreased pupil size: During the alarm stage of GAS, the sympathetic nervous system is activated, leading to the dilation of pupils (mydriasis). This allows for improved visual acuity and peripheral vision, enhancing the individual's ability to detect potential threats or stimuli in the environment.
Correct Answer is ["C","D","E"]
Explanation
C. Sleep plays a crucial role in stress management and resilience. Adequate sleep helps regulate stress hormones such as cortisol, promotes emotional regulation, and enhances coping mechanisms. Chronic sleep deprivation can lead to increased stress levels and reduced ability to cope with stressors.
D. Sleep is essential for the restoration and repair of both the mind and body. During sleep, the body undergoes processes such as tissue repair, muscle growth, and memory consolidation. Sleep also allows the brain to clear toxins and waste products accumulated during wakefulness, promoting cognitive function and overall well-being.
E. One of the functions of sleep is to conserve energy. During sleep, metabolic rate and energy expenditure decrease, allowing the body to conserve resources for essential physiological processes. Sleep helps replenish energy stores, repair cellular damage, and prepare the body for the next day's activities.
A. Sleep has been shown to have analgesic effects and can improve pain tolerance. Adequate sleep helps reduce the perception of pain and promotes the release of endogenous pain-relieving substances in the body.
B. During sleep, blood pressure typically decreases as part of the normal sleep-wake cycle. However, certain sleep disorders, such as sleep apnea, may lead to fluctuations in blood pressure during sleep. Overall, quality sleep is important for maintaining cardiovascular health and regulating blood pressure.
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