In response to the patient's query about how to know whether drugs are safe, the nurse explains that all medications undergo rigorous scientific testing controlled by what organization?
Drug Enforcement Agency (DEA).
Joint Commission on Accreditation of Healthcare Organizations (JCAHO).
Centers for Disease and Control Prevention.
Food and Drug Administration (FDA). . .
The Correct Answer is D
Choice A rationale
The Drug Enforcement Agency (DEA) primarily focuses on the enforcement of controlled substances laws and regulations, not the approval and testing of medications.
Choice B rationale
The Joint Commission on Accreditation of Healthcare Organizations (JCAHO) accredits and certifies healthcare organizations and programs, but it does not control medication testing.
Choice C rationale
The Centers for Disease Control and Prevention (CDC) focuses on public health and disease prevention, not the scientific testing of medications.
Choice D rationale
The Food and Drug Administration (FDA) is responsible for protecting public health by ensuring the safety, efficacy, and security of human and veterinary drugs, biological products, and medical devices through rigorous scientific testing. .
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale
CSF analysis and MRI are crucial in diagnosing multiple sclerosis (MS). CSF may show elevated levels of oligoclonal bands, indicative of immune system activity in the central nervous system. MRI can detect lesions or plaques in the brain and spinal cord, which are characteristic of MS.
Choice B rationale
Serum albumin and CT scan are not standard diagnostic tools for MS. Serum albumin is more relevant to liver function and nutritional status, while CT scans are less sensitive than MRIs in detecting MS lesions.
Choice C rationale
CSF proteins and angiography are not standard tests for diagnosing MS. While CSF protein levels might be altered in MS, angiography is used to visualize blood vessels and is not relevant to MS diagnosis.
Choice D rationale
Serum anti-acetylcholine antibodies and x-rays are not used to diagnose MS. Anti-acetylcholine antibodies are related to myasthenia gravis, and x-rays are not useful for visualizing MS lesions.
Correct Answer is D
Explanation
Choice A rationale
The auricle is an ear-shaped appendage on the surface of the atrium and does not separate the right and left halves of the heart. Its function is to increase the capacity of the atrium, allowing for more blood to be collected and passed to the ventricles.
Choice B rationale
Syncytia refer to a multinucleated cell that can result from the fusion of multiple cells, which is not a structure that separates the right and left sides of the heart. They are typically related to muscle tissue and coordinated contractions.
Choice C rationale
The Bundle of His is a collection of heart muscle cells specialized for electrical conduction that transmits the electrical impulses from the AV node to the point of the apex of the fascicular branches. It does not act as a separator between the right and left halves of the heart.
Choice D rationale
The septum is the structure that separates the right and left halves of the heart. It is a robust wall that divides the atria (interatrial septum) and the ventricles (interventricular septum), ensuring the segregation of oxygenated and deoxygenated blood.
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