A nurse is reviewing a client's magnetic resonance imaging (MRI) report that shows an infratentorial tumor in the cerebellum. The nurse should expect to find which of the following manifestations in the client? (Select all that apply.)
Ataxia
Nystagmus
Dysphagia
Aphasia
Hemiparesis
Correct Answer : A,B,C
Choice A reason:
This statement is true. Ataxia is a lack of coordination of voluntary movements that can affect the gait, balance, speech, or eye movements. It is caused by damage to the cerebellum, which is responsible for coordinating muscle activity and maintaining posture and equilibrium.
Choice B reason:
This statement is true. Nystagmus is a rapid involuntary movement of the eyes that can be horizontal, vertical, or rotary. It is caused by damage to the cerebellum or the vestibular system, which regulates the sense of balance and spatial orientation.
Choice C reason:
This statement is true. Dysphagia is difficulty swallowing that can affect the oral, pharyngeal, or esophageal stages of swallowing. It is caused by damage to the cerebellum or the brainstem, which control the muscles involved in swallowing.
Choice D reason:
This statement is false. Aphasia is a loss or impairment of language function that can affect the expression, comprehension, reading, or writing of speech. It is caused by damage to the cerebral cortex, especially the left hemisphere, which is responsible for language processing.
Choice E reason:
This statement is false. Hemiparesis is weakness or paralysis of one side of the body that can affect the face, arm, or leg. It is caused by damage to the cerebral cortex or the corticospinal tract, which control voluntary movement.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","C","E"]
Explanation
Choice A reason:
This statement is true. Metastatic brain tumors are lesions that spread from a primary cancer site outside of the body, such as breast, kidney, lung, or gastrointestinal tract cancers.
Choice B reason:
This statement is true. Metastatic brain tumors are more common than primary brain tumors, accounting for about half of all brain tumors.
Choice C reason:
This statement is true. Metastatic brain tumors can be treated with surgery, radiation therapy, or chemotherapy, depending on the location, size, number, and type of tumor.
Choice D reason:
This statement is false. Metastatic brain tumors usually have a worse prognosis than primary brain tumors, because they indicate a systemic disease and often recur after treatment.
Choice E reason:
This statement is true. Metastatic brain tumors can cause increased intracranial pressure and neurological deficits by applying pressure to surrounding brain tissue and impairing cerebral blood flow and cerebrospinal fluid drainage.
Correct Answer is B
Explanation
Choice A reason:
Meningeal cells are not the origin of gliomas, but of meningiomas, which are benign brain tumors that develop from the meninges, the membranes that cover the brain and spinal cord.
Choice B reason:
Neuroglial cells are the origin of gliomas, as explained above.
Choice C reason:
Pituitary cells are not the origin of gliomas, but of pituitary adenomas, which are benign brain tumors that grow from the pituitary gland and may cause endocrine dysfunction.
Choice D reason:
Acoustic nerve cells are not the origin of gliomas, but of acoustic neuromas, which are benign brain tumors that arise from the acoustic cranial nerve and may cause hearing loss or ringing in the ears.
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