BONUS!!! Itcertkr ACNS 시험 문제집 전체 버전을 무료로 다운로드하세요: https://drive.google.com/open?id=13AQpSVQ6GZRtmPhOomQKBZyJ4qFGIWKz
Itcertkr덤프를 IT국제인증자격증 시험대비자료중 가장 퍼펙트한 자료로 거듭날수 있도록 최선을 다하고 있습니다. Nursing ACNS 덤프에는Nursing ACNS시험문제의 모든 범위와 유형을 포함하고 있어 시험적중율이 높아 구매한 분이 모두 시험을 패스한 인기덤프입니다.만약 시험문제가 변경되어 시험에서 불합격 받으신다면 덤프비용 전액 환불해드리기에 안심하셔도 됩니다.
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Clinical Practice | 46% | - Care Planning and Implementation - Health Promotion and Disease Prevention - Evaluation of Outcomes - Health Assessment and Diagnosis - Pharmacologic and Nonpharmacologic Management |
| Topic 2: APRN Core Competencies | 16% | - Advanced Pharmacology - Advanced Health Assessment - Advanced Pathophysiology |
| Topic 3: Health Care Systems and Policy | 5% | - Healthcare Delivery Models - Regulatory and Policy Frameworks - Resource Management |
| Topic 4: Role and Professional Responsibility | 33% | - Education and Mentorship - Clinical Leadership and Consultation - Ethics and Legal Aspects - Quality Improvement and Safety - Evidence-Based Practice and Research |
ACNS인증시험은Nursing인증시험중의 하나입니다.그리고 또한 비중이 아주 큰 인증시험입니다. 그리고Nursing ACNS인증시험 패스는 진짜 어렵다고 합니다. 우리Itcertkr에서는 여러분이ACNS인증시험을 편리하게 응시하도록 전문적이 연구팀에서 만들어낸 최고의ACNS덤프를 제공합니다, Itcertkr와 만남으로 여러분은 아주 간편하게 어려운 시험을 패스하실 수 있습니다,
질문 # 130
What drug is an example of a Podophyllotoxin?
정답：B
설명：
The question asks to identify a drug that is an example of a podophyllotoxin. oposide.
Podophyllotoxins are a class of drugs derived from the roots and rhizomes of the podophyllum plant, such as Podophyllum peltatum and Podophyllum emodi. These compounds are known for their anti-cancer properties, particularly in inhibiting the function of the enzyme topoisomerase II, which is critical for DNA replication and cell division. By blocking this enzyme, podophyllotoxins prevent cells from successfully dividing, which is particularly effective against rapidly dividing cancer cells.
Etoposide, the drug identified in the question, is a chemotherapeutic agent used primarily for treating various types of cancer, including testicular cancer, small cell lung cancer, and lymphomas. It works by causing DNA strands to break by interfering with the action of DNA topoisomerase II, leading to cell death.
Other drugs listed in the question are from different classes of chemotherapeutic agents. Vinorelbine belongs to the class of vinca alkaloids, which work by inhibiting microtubule function in cells, also preventing cell division. Paclitaxel is a member of the taxanes class, also known for stabilizing microtubules and thereby inhibiting the normal breakdown of microtubules during cell division. Lastly, Irinotecan is a camptothecan analog that inhibits the enzyme topoisomerase I, another critical enzyme for DNA replication.
Thus, among the drugs listed-Vinorelbine, Paclitaxel, Etoposide, and Irinotecan-the correct example of a podophyllotoxin is Etoposide. This categorization is essential for understanding the mechanism of action and appropriate clinical use of these anti-cancer agents.
질문 # 131
Normal HCO3 is which of the following?
정답：A
설명：
The correct answer to the question of normal bicarbonate (HCO3) levels in arterial blood gases is 22 - 26 mEq/L. This range is critical to understanding the body's acid-base balance, which is essential for maintaining homeostasis and proper physiological function.
Bicarbonate acts as a buffer in the blood to help maintain the pH within a very narrow range of 7.35 - 7.45. This buffer system primarily involves the dynamic balance between carbon dioxide (CO2), a byproduct of cellular metabolism which is acidic, and bicarbonate, which is basic. The kidneys and lungs regulate these levels through various mechanisms.
For instance, when CO2 levels in the blood increase due to hypoventilation or increased metabolic activity, the pH may drop, making the blood more acidic. The kidneys respond by reabsorbing more bicarbonate from the urine, or the lungs may increase breathing rate to expel more CO2, both of which help return the pH to normal.
Conversely, if too much bicarbonate is present, or CO2 levels are too low due to hyperventilation, the blood becomes too alkaline, and the body must adjust accordingly. The kidneys may excrete more bicarbonate or decrease breathing rate to retain CO2, normalizing the pH.
Understanding these normal values and how they interact is essential for diagnosing and managing various health conditions, particularly those involving respiratory, renal, or metabolic components. For example, deviations from the normal bicarbonate range can indicate conditions like metabolic acidosis or alkalosis, which require medical attention to address underlying causes and restore balance.
Thus, maintaining the bicarbonate level within the normal range of 22 - 26 mEq/L is crucial for the body's overall health, ensuring that all cells function optimally in a stable internal environment. This balance is assessed using arterial blood gas (ABG) tests, which provide valuable information about the respiratory and metabolic status of a patient.
질문 # 132
Which of the following is considered a Ribonucleotide reductase inhibitor?
정답：A
설명：
Hydroxyurea is correctly identified as a ribonucleotide reductase inhibitor. This class of drug is essential in the field of cancer pharmacology because it strategically targets and inhibits the enzyme ribonucleotide reductase. This enzyme is crucial for DNA synthesis as it is responsible for converting ribonucleotides into deoxyribonucleotides, the building blocks needed for DNA replication and repair. By inhibiting this enzyme, hydroxyurea impedes the growth of cancer cells, which are characterized by their rapid division and proliferation.
The mechanism by which hydroxyurea works involves the scavenging of tyrosyl radicals that are essential for the activity of ribonucleotide reductase. By neutralizing these radicals, hydroxyurea effectively halts the enzyme's function, leading to a reduction in the deoxyribonucleotide pools necessary for DNA synthesis. This disruption in DNA replication can lead to cell cycle arrest and ultimately, cell death in rapidly dividing cells, including those found in various cancers such as leukemia, melanoma, and ovarian cancer.
Hydroxyurea is often used in the treatment of chronic myeloid leukemia and other myeloproliferative disorders. It's also used in the management of sickle cell disease by promoting the production of fetal hemoglobin, which reduces the formation of sickle-shaped cells, thereby decreasing the occurrence of painful crises.
Other drugs listed, such as Mitotane, Estramustine, and Bexarotene, function differently: - Mitotane acts as an adrenocortical steroid inhibitor and is primarily used in the treatment of Cushing's syndrome and adrenal carcinoma. - Estramustine is an antimicrotubule agent impacting cell division and is used in prostate cancer treatment. - Bexarotene belongs to the class of retinoids and is used for the treatment of cutaneous manifestations of T-cell lymphoma.
In summary, among the options provided, Hydroxyurea is the only drug that functions as a ribonucleotide reductase inhibitor, making it a valuable tool in the treatment of diseases characterized by rapid cell proliferation. Its unique action on DNA synthesis makes it a pivotal component in the therapeutic regimens aimed at controlling the growth of cancerous cells.
질문 # 133
Mitral valve prolapse is COMMONLY diagnosed by:
정답：C
설명：
Mitral valve prolapse (MVP) is a condition where the valve between the left atrium and left ventricle of the heart does not close properly. This can cause blood to leak backward into the atrium, a situation commonly referred to as mitral regurgitation. MVP is often symptomless but can sometimes cause symptoms such as palpitations, chest pains, or fatigue. Accurately diagnosing this condition is essential for appropriate management and treatment.
The most commonly used diagnostic tool for identifying mitral valve prolapse is echocardiography, also known as cardiac ultrasound. Echocardiography is a non-invasive imaging technique that uses sound waves to create detailed images of the heart's structures and function. During an echocardiogram, a transducer (a device that sends and receives sound waves) is placed on the chest, and sound waves are directed toward the heart. These waves bounce off the heart structures, sending back echoes that are then converted into visual images displayed on a monitor.
Echocardiography is particularly effective for diagnosing MVP because it can vividly show the movement of the mitral valve and determine whether it is prolapsing into the left atrium during each heartbeat. It can also measure the severity of any mitral regurgitation that might be present. This method allows for the dynamic assessment of the heart's functioning in real-time, providing crucial information about the heart's size, the thickness of its walls, and the functioning of other valves as well.
While other imaging techniques like computed tomography (CT) scans can also be used to diagnose heart issues, they are less commonly employed for MVP specifically. CT scans provide good details about the anatomical structure of the heart but are not as effective as echocardiograms at capturing the real-time movement of the heart's valves. Therefore, although CT scans can be supportive in some contexts, echocardiography remains the primary and most commonly used tool due to its detailed and dynamic assessment capabilities.
In sum, echocardiography is the preferred method for diagnosing mitral valve prolapse due to its ability to provide detailed and actionable images of the mitral valve in motion, thereby enabling a precise assessment of the presence and severity of the prolapse and any associated regurgitation. This makes it an indispensable tool in the cardiological diagnostic process.
질문 # 134
At what point should a chest tube be removed?
정답：C
설명：
A chest tube, which is typically used to remove air, fluids, or pus from the intrathoracic space, should be removed at a specific point in the respiratory cycle to minimize the risk of complications, such as a pneumothorax (air trapped in the pleural space). The optimal time for chest tube removal is generally considered to be during maximal inspiration.
Maximal inspiration refers to the point in the breathing cycle where the lungs are fully expanded. At this stage, the intrapleural pressure is at its highest, which helps in reducing the potential space between the lung and the chest wall. By removing the chest tube during this phase, the likelihood of air entering the pleural space (which could lead to a pneumothorax) is minimized. Essentially, the lungs are in their most expanded state and better able to seal any potential pathways that could allow air to enter the pleural cavity once the tube is removed.
The technique typically involves instructing the patient to take a deep breath and hold it (if the patient is cooperative and able to follow commands) or coordinating with mechanical ventilation in sedated or unconscious patients. During this held breath, the chest tube is clamped, cut, and quickly sealed with an occlusive dressing. This method aims to maintain the negative pressure in the pleural space that exists naturally during inspiration, thereby preventing the reintroduction of air.
It is crucial for healthcare providers to follow specific protocols and use careful technique when removing a chest tube to ensure patient safety and the best possible outcomes. Monitoring after the removal is equally important to ensure that complications do not develop, such as re-accumulation of air or fluid, which could necessitate reinsertion of the chest tube.
질문 # 135
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Itcertkr의Nursing인증 ACNS 덤프는 수많은 시험준비 공부자료 중 가장 믿음직합니다. Itcertkr의 인지도는 업계에 널리 알려져 있습니다. Nursing인증 ACNS덤프로Nursing인증 ACNS시험을 준비하여 한방에 시험패스한 분이 너무나도 많습니다. Nursing인증 ACNS덤프는 실제Nursing인증 ACNS시험문제에 초점을 맞추어 제작한 최신버전 덤프로서 시험패스율이 100%에 달합니다.
ACNS최신 업데이트 시험공부자료: https://www.itcertkr.com/ACNS_exam.html
참고: Itcertkr에서 Google Drive로 공유하는 무료 2026 Nursing ACNS 시험 문제집이 있습니다: https://drive.google.com/open?id=13AQpSVQ6GZRtmPhOomQKBZyJ4qFGIWKz