Which diagnostic test would be ordered to diagnose a middle cerebral artery aneurysm?
Functional magnetic resonance imaging (fMRI).
Electroencephalography (EEG).
Magnetic resonance imaging (MRI).
Computed tomography (CT)
Correct Answer : C,D
Choice A rationale
Functional Magnetic Resonance Imaging (fMRI) measures brain activity by detecting changes in blood flow (hemodynamic response) associated with neural activity. While useful for mapping brain functions and research, it is generally not the primary diagnostic tool for identifying the anatomical structure of a cerebral aneurysm, such as one in the middle cerebral artery, which requires high-resolution static imaging.
Choice B rationale
Electroencephalography (EEG) records the electrical activity of the brain. It is primarily used to diagnose conditions like seizure disorders, sleep disorders, and certain brain injuries. An EEG does not provide anatomical images and therefore cannot directly visualize a middle cerebral artery aneurysm, which is a structural abnormality of a blood vessel.
Choice C rationale
Magnetic Resonance Imaging (MRI) provides detailed anatomical images of the brain and its blood vessels, particularly when enhanced with contrast (MRA - Magnetic Resonance Angiography). MRI is highly effective in detecting and characterizing the size, shape, and location of a middle cerebral artery aneurysm due to its superior soft-tissue contrast and multiplanar imaging capabilities, often used for detailed planning.
Choice D rationale
Computed Tomography (CT), especially CT Angiography (CTA), is a rapid and widely accessible imaging technique that uses X-rays to create cross-sectional images. CT is often the initial study in suspected cases of aneurysmal rupture (subarachnoid hemorrhage) and CTA can effectively visualize the cerebral vasculature to detect the presence and location of an unruptured or ruptured middle cerebral artery aneurysm.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","C","E"]
Explanation
Choice A rationale
The use of silence in communication is significantly influenced by cultural norms. In some cultures, prolonged silence may signify respect, thoughtfulness, or contemplation, whereas in others, it may be interpreted as disagreement, withdrawal, anger, or anxiety. Nurses must be sensitive to these diverse cultural interpretations to avoid misjudging a patient's emotional or mental state during therapeutic interaction.
Choice B rationale
Personal appearance, encompassing clothing, adornments, and grooming, is undeniably influenced by culture but is primarily related to social expression and identity, not a direct nonverbal communication behavior within a clinical interaction. While it may indicate socioeconomic status or cultural affiliation, it's not a behavior that differs in the communication process in the same manner as the other choices.
Choice C rationale
The perception of touch and its acceptability is highly variable across cultures, representing a crucial nonverbal difference. A touch that may be interpreted as caring and supportive in one culture could be considered intrusive, disrespectful, or a violation of personal space in another, necessitating careful cultural assessment before using touch as an intervention.
Choice D rationale
Communication style is a broad concept encompassing various verbal and nonverbal elements. While culture profoundly affects style, this choice is less specific than the others. The actual behaviors that vary are the individual components, like eye contact, use of space, and silence, which are more precise examples of nonverbal behaviors that differ based on cultural background.
Choice E rationale
Use of eye contact is one of the most significant nonverbal behaviors that differs across cultural backgrounds. In some cultures, direct eye contact conveys interest, honesty, and confidence, while in others, particularly those emphasizing respect for elders or authority, sustained eye contact may be seen as challenging, disrespectful, or aggressive, requiring nurses to adapt their approach.
Correct Answer is ["A","B","D","E"]
Explanation
Choice A rationale
The Patient Protection and Affordable Care Act (PPACA) of 2010 strengthened mental health and substance use disorder parity requirements by integrating them into the Essential Health Benefits (EHBs). This legislation effectively mandated that most individual and small-group health plans cover mental health and substance use disorder services with benefits and cost-sharing equivalent to those for medical and surgical care.
Choice B rationale
The Health Care and Education Reconciliation Act (HCERA) of 2010 was an amendment to the PPACA. Although its primary focus was on student loans and Medicare, it is integral to the overall structure of the PPACA and contributes to the legislative foundation that mandates parity for mental health benefits within the expanded health coverage system.
Choice C rationale
The Health Insurance Portability and Accountability Act (HIPAA) of 1996 primarily addresses the continuation of health insurance coverage, simplification of administrative processes, and the establishment of standards for the electronic transmission and security of health information (patient privacy rules). It does not specifically address or mandate parity in benefit levels between mental health and medical/surgical services.
Choice D rationale
The Paul Wellstone and Pete Domenici Mental Health Parity and Addiction Equity Act (MHPAEA) of 2008 significantly strengthened previous parity laws. It required group health plans that offer mental health or substance use disorder benefits to provide benefits that are no more restrictive than those for medical and surgical benefits, particularly concerning financial requirements and treatment limitations.
Choice E rationale
The Mental Health Parity Act (MHPA) of 1996 was the precursor to MHPAEA. It initially required parity for annual and lifetime dollar limits for mental health benefits compared to medical/surgical benefits. Although limited in scope, it was the first federal law to require some level of equality in mental health coverage.
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