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 ["A","D"]
Explanation
A. The renal arteries are not typically located in the right upper quadrant. This area primarily contains the liver, gallbladder, and portions of the small intestine and large intestine. Therefore, RUQ is not associated with the location of the renal arteries.
D. LUQ (Left Upper Quadrant): The renal arteries are not typically located in the left upper quadrant. This area primarily contains the spleen, stomach, pancreas, and portions of the small intestine and large intestine. Therefore, LUQ is not associated with the location of the renal arteries.
B. Hypogastric: The hypogastric region, also known as the pubic region or lower abdominal region, is located below the umbilical region (lower middle abdomen). The renal arteries are not typically located in the hypogastric region. This area primarily contains structures such as the bladder, uterus (in females), and reproductive organs. Therefore, hypogastric is not associated with the location of the renal arteries.
C. LLQ (Left Lower Quadrant): The renal arteries are not typically located in the left lower quadrant. This area primarily contains the descending colon, sigmoid colon, and portions of the small intestine. Therefore, LLQ is not associated with the location of the renal arteries.
E. RLQ (Right Lower Quadrant): The renal arteries are not typically located in the right lower quadrant. This area primarily contains the appendix, cecum, ascending colon, and portions of the small intestine. Therefore, RLQ is not associated with the location of the renal arteries.
Correct Answer is A
Explanation
A. One of the primary purposes of inserting an NG tube is to decompress the stomach by removing gastric contents. In the case of abdominal distention and severe vomiting, excess gas and fluid accumulation in the stomach can contribute to discomfort and further vomiting. The NG tube provides a way to suction out these contents, relieving pressure and reducing symptoms.
B. NG tubes can also be used to administer medications directly into the stomach. This route is particularly useful when a client is unable to take medications orally due to vomiting or other gastrointestinal issues. Medications can be crushed and dissolved in liquid form before being administered through the NG tube.
C. In some situations, such as when assessing for gastrointestinal bleeding or checking for tube placement, it may be necessary to determine the pH of gastric secretions. Gastric aspirate obtained through the NG tube can be tested for acidity, which can help confirm that the tube is correctly positioned in the stomach and provide information about the client's digestive function.
D. While NG tubes can be used to supply nutrients via tube feedings, this is not typically the primary rationale for their use in the acute situation described (abdominal distention and severe vomiting). However, in cases where a client is unable to tolerate oral intake due to their condition, tube feedings can be administered through the NG tube to provide essential nutrients and maintain nutritional status.
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