Question

A nurse is teaching a group of clients about risk factors for developing atrial fibrillation. Which of the following should be included in the teaching?

Answer 1

Correct Answers:

History of thyroid disease

Rationale :

🟦 A history of thyroid disease, especially hyperthyroidism, increases the risk for atrial fibrillation because excess thyroid hormone stimulates the heart.

🟦 Increased thyroid hormone raises heart rate, increases myocardial oxygen demand, and heightens cardiac excitability, which promotes atrial irritability.

🟦 This overstimulation can trigger abnormal atrial electrical activity, leading to rapid, disorganized atrial conduction consistent with atrial fibrillation.

🟦 Clients with thyroid disease may also experience palpitations, heat intolerance, and weight changes, and atrial fibrillation may be one of the first cardiac clues.

🟦 Teaching should stress that controlling thyroid levels helps reduce arrhythmia risk and prevents complications like stroke from atrial fibrillation.

Family history of atrial fibrillation:

🟦Genetics can contribute, but nursing teaching focuses more on strong clinical and physiologic triggers like thyroid dysfunction and chronic cardiac conditions.

🟦A family history alone does not directly cause the electrical instability as predictably as endocrine-driven stimulation.

Living a sedentary lifestyle:

🟦Sedentary lifestyle increases cardiovascular risk broadly, but it is not a primary direct risk factor specifically emphasized for atrial fibrillation compared with thyroid and structural heart causes.

🟦It is more associated with obesity and hypertension as indirect contributors.

Recent influenza infection:

🟦Influenza can stress the body and cause tachycardia, but it is not a common teaching-point risk factor for atrial fibrillation.

🟦AF risk is more strongly associated with chronic conditions that alter conduction or cardiac workload.

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Answer 2

Correct Answers:

Herniated disk

Rationale :

🟩 Herniated disk is a common mechanical cause of low back pain because it results from structural disruption in the spine.

🟩 Disk material can protrude and compress spinal nerve roots, producing pain that may radiate (sciatica) and worsen with movement, lifting, or bending.

🟩 Mechanical back pain typically changes with position and activity, which matches the pattern seen with disk-related pathology.

🟩 In addition to pain, clients may report numbness, tingling, or weakness depending on nerve involvement, reinforcing the mechanical origin.

🟩 Recognizing a herniated disk as mechanical helps guide appropriate interventions such as positioning, pain management, activity modification, and referral if neurologic deficits appear.

Meningitis:

🟩Meningitis causes systemic infection signs such as fever, headache, and nuchal rigidity rather than localized mechanical lumbar strain.

🟩It is an infectious neurologic condition, not a musculoskeletal structural cause.

Angina:

🟩Angina is cardiac ischemic pain and presents as chest discomfort, not mechanical low back pain linked to movement.

🟩It requires cardiac evaluation, not musculoskeletal management.

Abdominal aneurysm:

🟩An abdominal aortic aneurysm may cause deep abdominal or back pain, but it is a vascular emergency rather than mechanical spine-related pain.

🟩It does not arise from joint, disk, or muscle mechanics.

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Answer 3

Correct Answers:

Dietary and fluid restrictions

Rationale :

🟨 Heart failure teaching must include dietary and fluid restrictions because excess sodium and fluid increase preload and worsen congestion.

🟨 Limiting sodium reduces water retention, which decreases edema and pulmonary fluid accumulation that contribute to shortness of breath.

🟨 Restricting fluids (when prescribed) helps prevent volume overload and supports better symptom control and fewer exacerbations.

🟨 These restrictions work together with medications (diuretics, ACE inhibitors, beta blockers) to maintain stable fluid balance and reduce hospital readmissions.

🟨 Patients should also be instructed to monitor weight daily because sudden increases often reflect fluid retention despite dietary efforts.

Cessation of hormonal supplements:

🟨Hormonal supplements may affect fluid retention in some cases, but they are not a universal core discharge teaching element for all HF clients.

🟨Teaching focuses primarily on sodium/fluid control, medications, and symptom monitoring.

Cessation of IV drug use:

🟨IV drug use is harmful and linked to endocarditis and other complications, but it is not a standard HF lifestyle teaching point unless the client specifically uses IV drugs.

🟨The question targets a broad essential intervention for HF management.

Encouraging increased mobility:

🟨Activity is encouraged within tolerance, but it must be balanced with energy conservation and symptom limits.

🟨Dietary/fluid restrictions are more directly linked to preventing immediate fluid overload and exacerbation.

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Answer 4

Correct Answers:

Pulmonary edema

Rationale :

🟧 Hypoxemic respiratory failure occurs when the lungs cannot adequately oxygenate blood, leading to low arterial oxygen despite ventilation.

🟧 Pulmonary edema impairs oxygenation because fluid fills alveoli, creating a diffusion barrier that prevents oxygen from moving into the bloodstream.

🟧 This produces ventilation-perfusion mismatch and shunting, causing severe hypoxemia that may not fully correct with low-flow oxygen alone.

🟧 Expected findings often include crackles, dyspnea, and decreased oxygen saturation due to impaired gas exchange.

🟧 Pulmonary edema is a classic cause of hypoxemic failure because it directly disrupts the alveolar-capillary interface where oxygen transfer occurs.

Opioid toxicity:

🟧Opioid toxicity primarily causes hypoventilation (ventilatory failure) due to respiratory drive suppression rather than primary hypoxemic failure.

🟧The main problem is inadequate ventilation and rising CO₂.

Myasthenia gravis:

🟧Myasthenia gravis causes respiratory muscle weakness leading to ventilatory failure, not primarily hypoxemic failure.

🟧The issue is inability to ventilate effectively, causing CO₂ retention.

Flail chest:

🟧Flail chest mainly causes impaired ventilation mechanics and can contribute to hypoxia, but the most classic direct match for hypoxemic respiratory failure is alveolar flooding like pulmonary edema.

🟧Flail chest is more associated with ventilation compromise from chest wall instability.

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Answer 5

Correct Answers:

Hypertension

Rationale :

🟪 Hypertension is a key modifiable risk factor for stroke because elevated pressure damages blood vessel walls over time.

🟪 Chronic high BP accelerates atherosclerosis and increases risk for both ischemic stroke (thrombus formation) and hemorrhagic stroke (vessel rupture).

🟪 Controlling blood pressure with lifestyle changes and medications significantly reduces stroke incidence and recurrence.

🟪 Hypertension is modifiable through diet (low sodium), exercise, weight management, and adherence to antihypertensives, making it a primary nursing focus.

🟪 Because it is common and strongly linked to stroke, BP management is often the highest-impact prevention strategy in many clients.

Parent who has cardiovascular disease:

🟪Family history increases risk but cannot be changed, so it is nonmodifiable.

🟪It guides screening and prevention focus rather than being alterable.

History of sickle cell disease:

🟪Sickle cell disease increases stroke risk, but it is not a modifiable condition in the traditional risk-factor sense.

🟪Management reduces complications, but the diagnosis itself is not changeable.

Client’s age:

🟪Age is a strong stroke risk factor, but it is nonmodifiable.

🟪Nursing prevention focuses on modifiable risks like blood pressure control.

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Answer 6

Correct Answers:

Hemostasis and inflammation

Rationale :

⬛ A wound that is warm, darker/red, and edematous is demonstrating classic signs of the inflammatory phase of healing.

⬛ Immediately after injury, hemostasis occurs to stop bleeding through clot formation, followed closely by inflammation to protect the tissue.

⬛ Increased warmth and swelling occur because blood vessels dilate and capillary permeability increases, bringing immune cells to clean debris and prevent infection.

⬛ The darker coloration reflects increased local blood flow and inflammatory mediators, which is expected early in healing.

⬛ This stage sets up the wound bed for later repair by preparing tissues for proliferation (granulation and epithelialization).

Tissue remodeling:

⬛Remodeling occurs late, when collagen reorganizes and scar tissue strengthens over weeks to months.

⬛Warmth and edema are not the main features of this late stage.

Proliferation:

⬛Proliferation involves granulation tissue formation, new blood vessels, and epithelial coverage, usually after the early inflammatory response.

⬛The described warmth and swelling point more to the earlier inflammatory phase.

Calcification:

⬛Calcification is not a normal stage of wound healing and is not expected in typical abrasion repair.

⬛It would suggest abnormal pathology rather than a standard healing phase.

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Answer 7

Correct Answers:

Diabetes insipidus (DI)

Rationale :

🟦 After pituitary tumor removal, a priority risk is diabetes insipidus (DI) due to reduced secretion of antidiuretic hormone (ADH) from pituitary/hypothalamic disruption.

🟦 Low ADH causes the kidneys to excrete large amounts of dilute urine, leading to polyuria and rapid fluid volume deficit.

🟦 The nurse anticipates signs like urine output > 200 mL/hr, low urine specific gravity, intense thirst, and rising serum sodium/osmolality.

🟦 DI can quickly cause dehydration and hypovolemia, which threatens perfusion and hemodynamic stability, making it a priority postoperative complication.

🟦 Early detection supports prompt interventions such as strict I&O, replacing fluids, monitoring electrolytes, and giving desmopressin if prescribed.

Hyperosmolar hyperglycemic syndrome (HHS):

🟦HHS is related to severe hyperglycemia and insulin deficiency, not a direct expected complication of pituitary surgery.

🟦It is not the classic immediate postoperative endocrine complication after pituitary tumor removal.

Pheochromocytoma:

🟦This is an adrenal medulla tumor causing catecholamine excess, unrelated to pituitary resection.

🟦It would not be anticipated as a postoperative development from pituitary tumor surgery.

Diabetic ketoacidosis (DKA):

🟦DKA is an acute complication of diabetes mellitus with insulin deficiency, not a typical direct result of pituitary tumor removal.

🟦The hallmark postoperative endocrine concern is ADH disruption leading to DI, not ketosis.

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Answer 8

Correct Answers:

Dyspnea

Rationale :

🟩 The most common presenting manifestation of ARDS is dyspnea, often sudden or rapidly worsening due to severe impaired oxygenation.

🟩 ARDS causes widespread alveolar-capillary membrane damage, leading to fluid leakage into alveoli and profound gas exchange failure.

🟩 Clients typically exhibit tachypnea, labored breathing, and refractory hypoxemia even with oxygen therapy.

🟩 Dyspnea appears early because the lungs become stiff (decreased compliance), increasing work of breathing and creating a sense of air hunger.

🟩 Recognizing dyspnea early helps the nurse prioritize oxygenation support, positioning, and escalation to advanced respiratory interventions.

Cyanosis:

🟩Cyanosis can occur, but it is a later or more severe sign and is not the most common initial presentation.

🟩Oxygenation can be critically impaired before visible cyanosis appears, especially in varied skin tones.

Somnolence:

🟩Somnolence may develop from hypoxemia or fatigue, but it is not the typical early presenting manifestation.

🟩It often reflects worsening respiratory failure rather than the first common symptom.

Diaphoresis:

🟩Diaphoresis can accompany respiratory distress but is nonspecific and not the hallmark presenting feature.

🟩The most consistent early symptom is dyspnea with tachypnea.

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Answer 9

Correct Answers:

Damage to cartilage and bone can progressively worsen.

Rationale :

🟨 Osteoarthritis is a degenerative joint disorder where cartilage breaks down and the underlying bone changes over time.

🟨 As cartilage wears away, joints lose cushioning, increasing friction and leading to pain, stiffness, and reduced mobility.

🟨 Progressive degeneration can produce osteophytes (bone spurs) and joint space narrowing, worsening function and discomfort.

🟨 Symptoms often increase with use and improve with rest, reflecting mechanical wear rather than systemic inflammatory destruction.

🟨 Teaching should emphasize that OA is a progressive condition that can be managed with weight control, exercise, and pain strategies, but the structural damage can advance.

Inflammation will resolve over time:

🟨OA is not a self-limited inflammatory condition that simply resolves; it is a chronic degenerative process.

🟨While mild inflammation may occur, the underlying degeneration persists.

Periods of flareups and remission:

🟨This pattern is more typical of inflammatory autoimmune disorders such as rheumatoid arthritis.

🟨OA pain may vary day-to-day, but it is primarily driven by progressive joint degeneration.

Organ failure in later stages:

🟨OA affects joints and function but does not cause systemic organ failure as a typical outcome.

🟨That statement describes systemic diseases, not localized degenerative arthritis.

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Answer 10

Correct Answers:

Cerebral blood flow

Rationale :

🟧 Mean arterial pressure (MAP) is critical after severe head trauma because it helps determine cerebral perfusion pressure, which supports cerebral blood flow.

🟧 The brain requires constant oxygen and glucose delivery, and inadequate MAP can reduce perfusion and worsen secondary brain injury.

🟧 Maintaining MAP supports the ability to deliver blood through cerebral vessels when intracranial pressure may be elevated after trauma.

🟧 Low MAP increases ischemia risk, which can enlarge injury and worsen neurologic outcomes, making MAP monitoring essential in neurocritical care.

🟧 The nurse explains MAP matters because it reflects the pressure driving blood to vital organs, especially the brain, when swelling or bleeding can compromise circulation.

Regulation of blood pressure:

🟧MAP reflects average arterial pressure, but the key concern in head trauma is what MAP supports—brain perfusion—not general BP regulation.

🟧Clinically, it is used as a target to protect cerebral circulation.

Intake and output needs:

🟧I&O is guided by volume status and renal function, not by MAP alone.

🟧MAP may be affected by fluid status, but it does not “determine” I&O requirements.

Resorption of cerebrospinal fluid:

🟧CSF resorption is related to intracranial dynamics and arachnoid villi function, not MAP.

🟧MAP is prioritized because it impacts blood flow, not CSF reabsorption.

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Custom-Harris Medsurg 2 Test 3 PN

No.

1 :
A nurse is teaching a group of clients about risk factors for developing atrial fibrillation. Which of the following should be included in the teaching?

2 :
A nurse is caring for a client who has low back pain. Which of the following should the nurse recognize is a mechanical cause of low back pain?

3 :
A nurse is providing discharge teaching to a client who has heart failure. Which of the following lifestyle modifications should the nurse include in the discharge teaching?

4 :
A nurse is assessing a client who has hypoxemic respiratory failure. Which of the following findings should the nurse expect?

5 :
A nurse is reviewing the electronic medical record of a middle-aged client Who was admitted following a stroke. Which Of the following findings should the nurse identify as a modifiable risk factor for stroke?

6 :
A nurse is assessing a client who reports trauma to the arm from falling off a bicycle. The skin has a large abrasion that is warm, darker than the surrounding skin, and edematous. Which of the following stages of healing is the wound in?

7 :
A nurse is providing care for a client who is postoperative for removal of a pituitary tumor. Which of the following priority developments should the nurse anticipate?

8 :
A nurse is assessing a client who has suspected acute respiratory distress syndrome (ARDS). The nurse should identify that which of the following is the most common presenting manifestation of ARDS?

9 :
A nurse is educating a client who has osteoarthritis of the knee. Which of the following explanations should the nurse give to the client as part of the disease process?

10 :
A nurse is caring for a client Who experienced severe head trauma. The client's partner asks the nurse why they are concerned about the mean arterial pressure (MAP). The nurse should explain that MAP determines which of the following?

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Custom-Harris Medsurg 2 Test 3 PN

No.

1 : A nurse is teaching a group of clients about risk factors for developing atrial fibrillation. Which of the following should be included in the teaching?

2 : A nurse is caring for a client who has low back pain. Which of the following should the nurse recognize is a mechanical cause of low back pain?

3 : A nurse is providing discharge teaching to a client who has heart failure. Which of the following lifestyle modifications should the nurse include in the discharge teaching?

4 : A nurse is assessing a client who has hypoxemic respiratory failure. Which of the following findings should the nurse expect?

5 : A nurse is reviewing the electronic medical record of a middle-aged client Who was admitted following a stroke. Which Of the following findings should the nurse identify as a modifiable risk factor for stroke?

6 : A nurse is assessing a client who reports trauma to the arm from falling off a bicycle. The skin has a large abrasion that is warm, darker than the surrounding skin, and edematous. Which of the following stages of healing is the wound in?

7 : A nurse is providing care for a client who is postoperative for removal of a pituitary tumor. Which of the following priority developments should the nurse anticipate?

8 : A nurse is assessing a client who has suspected acute respiratory distress syndrome (ARDS). The nurse should identify that which of the following is the most common presenting manifestation of ARDS?

9 : A nurse is educating a client who has osteoarthritis of the knee. Which of the following explanations should the nurse give to the client as part of the disease process?

10 : A nurse is caring for a client Who experienced severe head trauma. The client's partner asks the nurse why they are concerned about the mean arterial pressure (MAP). The nurse should explain that MAP determines which of the following?

1 :
A nurse is teaching a group of clients about risk factors for developing atrial fibrillation. Which of the following should be included in the teaching?

2 :
A nurse is caring for a client who has low back pain. Which of the following should the nurse recognize is a mechanical cause of low back pain?

3 :
A nurse is providing discharge teaching to a client who has heart failure. Which of the following lifestyle modifications should the nurse include in the discharge teaching?

4 :
A nurse is assessing a client who has hypoxemic respiratory failure. Which of the following findings should the nurse expect?

5 :
A nurse is reviewing the electronic medical record of a middle-aged client Who was admitted following a stroke. Which Of the following findings should the nurse identify as a modifiable risk factor for stroke?

6 :
A nurse is assessing a client who reports trauma to the arm from falling off a bicycle. The skin has a large abrasion that is warm, darker than the surrounding skin, and edematous. Which of the following stages of healing is the wound in?

7 :
A nurse is providing care for a client who is postoperative for removal of a pituitary tumor. Which of the following priority developments should the nurse anticipate?

8 :
A nurse is assessing a client who has suspected acute respiratory distress syndrome (ARDS). The nurse should identify that which of the following is the most common presenting manifestation of ARDS?

9 :
A nurse is educating a client who has osteoarthritis of the knee. Which of the following explanations should the nurse give to the client as part of the disease process?

10 :
A nurse is caring for a client Who experienced severe head trauma. The client's partner asks the nurse why they are concerned about the mean arterial pressure (MAP). The nurse should explain that MAP determines which of the following?