Which of the following is the most common risk factor for emphysema?
Smoking tobacco
Between 20 to 30 years of age
Asthma
Pollution
The Correct Answer is A
Choice A Reason:
Smoking tobacco is the primary and most significant risk factor for emphysema. Tobacco smoke contains harmful chemicals and toxins that directly damage the lungs. Chronic exposure to cigarette smoke leads to inflammation and destruction of lung tissue, particularly the alveoli, contributing to the development of emphysema.
Choice B Reason:
Between 20 to 30 years of age. While smoking at any age is harmful to lung health, the risk of developing emphysema increases with prolonged exposure to tobacco smoke over many years. Emphysema is typically a disease of middle to older age, with symptoms often appearing after years of smoking.
Choice C Reason:
Asthma is a chronic inflammatory condition of the airways characterized by reversible airflow obstruction and airway hyperresponsiveness. While asthma and emphysema are both respiratory diseases, they have distinct pathophysiological mechanisms and risk factors. Asthma is not a direct cause of emphysema, although some individuals with poorly controlled asthma may develop chronic obstructive pulmonary disease (COPD), which includes emphysema as one of its components.
Choice D Reason:
Pollution is not correct. Environmental pollution, including air pollution from industrial emissions, vehicle exhaust, and particulate matter, can contribute to respiratory problems and exacerbate pre-existing lung conditions. While exposure to pollution can worsen respiratory symptoms and lung function, it is not the primary cause of emphysema. However, long-term exposure to certain pollutants may increase the risk of developing respiratory diseases, including COPD, which encompasses emphysema.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A Reason:
Prothrombin time (PT) is a laboratory test that measures the time it takes for blood to clot is incorrect. While PT may be part of a comprehensive evaluation in some cases, it is not typically the initial diagnostic test performed for a TIA. A TIA is caused by a temporary disruption of blood flow to the brain, often due to an embolus or transient blockage in a cerebral artery, rather than a primary disorder of blood clotting.
Choice B Reason:
Complete blood count (CBC) is incorrect. A complete blood count (CBC) is a common laboratory test that evaluates the cellular components of the blood, including red blood cells, white blood cells, and platelets. While CBC can provide valuable information about hematological conditions such as anemia or thrombocytosis, it is not specific to diagnosing the cause of a TIA. TIA is primarily a vascular event related to transient ischemia in the brain rather than a disorder of blood cell counts.
Choice C Reason:
Computerized tomography angiography (CTA) is appropriate. CTA is a non-invasive imaging test that combines computed tomography (CT) scanning with contrast dye to visualize blood vessels throughout the body, including those in the brain. CTA can help identify any blockages, narrowing, or abnormalities in the blood vessels supplying the brain, which may be contributing to the TIA. It provides detailed images of the blood vessels' structure and can help guide further management and treatment decisions.
Choice D Reason:
Transesophageal echocardiogram (TEE) is inappropriate. Transesophageal echocardiogram (TEE) is an imaging test that provides detailed images of the heart and major blood vessels using sound waves. While TEE may be indicated in some cases of TIA to evaluate for potential cardiac sources of emboli (blood clots), such as atrial fibrillation or cardiac valve abnormalities, it is not typically the first-line diagnostic test performed in the emergency department setting for evaluating a TIA. Initial imaging studies such as CTA or magnetic resonance imaging (MRI) of the brain are usually prioritized to assess for acute changes in cerebral blood flow and potential causes of the TIA.
Correct Answer is ["A","B","C","D","E","F"]
Explanation
Choice A Reason:
Refraining from climbing ladders is appropriate. Climbing ladders involves a risk of falling, which can be particularly hazardous for individuals with epilepsy. Seizures can occur unexpectedly and may cause loss of muscle control or consciousness, increasing the risk of falls from heights such as ladders. Falling from a ladder during a seizure can result in serious injuries, including head trauma, fractures, or other injuries from impact. Advising the client to refrain from climbing ladders helps mitigate the risk of falls and associated injuries during a seizure episode, promoting their safety and well-being.
Choice B Reason:
Do not go swimming without a partner is inappropriate. Swimming alone can be dangerous for individuals with epilepsy as they may be at risk of drowning if they experience a seizure while in the water. Having a swimming partner can provide assistance and ensure safety in case of a seizure.
Choice C Reason:
Refraining from driving unless seizure-free for 3 months is appropriate. Driving restrictions are often recommended for individuals with epilepsy to minimize the risk of accidents caused by seizures. Many jurisdictions require individuals with epilepsy to be seizure-free for a certain period, typically around 3 to 6 months, before resuming driving.
Choice D Reason:
Avoiding using power tools is appropriate. Operating power tools or machinery can be hazardous if a seizure occurs, potentially leading to serious injuries. Therefore, individuals with epilepsy should avoid using power tools to reduce the risk of accidents during a seizure.
Choice E Reason:
Placing client on the floor when having a seizure is appropriate. Placing the client on the floor during a seizure helps prevent injury from falls. It is safer to have the individual lie down on a flat surface to reduce the risk of head injury or other trauma during the seizure.
Choice F Reason:
Placing client on their back when they are recovering from a seizure appropriate. Placing the client on their back after a seizure helps maintain an open airway and facilitates recovery. This position allows for proper breathing and circulation while monitoring the individual's condition.
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