A client with a primary brain tumor is to receive radiation after undergoing surgery to remove the tumor. The nurse knows that they may not receive chemotherapy because of the following reason.
Chemotherapy has side effects
Difficulty for chemotherapy to go through the blood-brain barrier
Chemotherapy is not needed with brain tumors as they never metastasize
Chemotherapy is not used to treat cancer
The Correct Answer is B
A. While chemotherapy does have side effects, this is not the primary reason for its limited use in treating brain tumors. Side effects are a consideration but not the main obstacle.
B. The blood-brain barrier is a selective permeability barrier that limits the ability of many chemotherapy drugs to pass from the bloodstream into the brain tissue. This makes it difficult for chemotherapy to effectively treat brain tumors.
C. Brain tumors can metastasize and spread to other parts of the body, so chemotherapy may still be needed, especially in cases of malignant tumors.
D. Chemotherapy is commonly used to treat cancer, including brain tumors, but the blood-brain barrier poses a significant challenge in its effectiveness.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Providing a dark, quiet environment is an appropriate intervention for a client with a migraine headache. Migraines are often aggravated by bright lights and loud noises, so creating a calm, low-stimulation environment can help alleviate symptoms.
B. While caffeine can be a trigger for some individuals with migraines, it is not necessary to eliminate all caffeine. In fact, caffeine is sometimes included in medications for migraines to enhance their effectiveness.
C. Cognitive impairment is not a typical concern for migraines unless the headache is severe or prolonged. Monitoring for cognitive impairment would not be the primary action in this scenario.
D. Opioids are not recommended for the treatment of migraines due to their potential for abuse and side effects. NSAIDs, triptans, and other specific migraine treatments are preferred.
Correct Answer is A
Explanation
A. The postictal phase refers to the period immediately following a seizure when the client is often drowsy, confused, or difficult to arouse. This phase can last for several minutes to hours, depending on the individual.
B. Absence seizures are brief, generalized seizures characterized by staring and loss of awareness, often without a postictal phase.
C. The aura phase refers to the sensory warning or symptoms that precede a seizure, not the post-seizure state.
D. Automatisms are involuntary, repetitive movements (such as lip smacking or hand wringing) that can occur during a seizure, but they do not describe the postictal state.
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