A nurse is taking care of a client who has sustained a neurologic injury with increased intracranial pressure and decreased cerebral perfusion. Which of the following will keep cerebral perfusion pressure constant?
Regulation of constriction and dilation of blood vessels in the brain
Regulation of catecholamines circulating throughout the body
Regulation of the amount of carbon dioxide exhaled
Regulation of how much blood is pumped from the heart
The Correct Answer is A
A. The constriction and dilation of blood vessels in the brain helps maintain appropriate cerebral blood flow and cerebral perfusion pressure (CPP) despite fluctuations in blood pressure.
B. Catecholamines regulate other systemic body functions, but they do not directly impact cerebral perfusion pressure.
C. Carbon dioxide exhalation can affect blood flow, but the primary regulation of CPP is through blood vessel constriction and dilation.
D. The amount of blood pumped from the heart can impact overall blood pressure but does not directly regulate cerebral perfusion pressure.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Monitoring for CSF leakage is crucial to avoid infection and to maintain ICP accuracy.
B. Hyper-oxygenation may be used in certain cases but is not the priority.
C. Aseptic technique for all procedures and dressing changes is critical to prevent infection.
D. Administering IV mannitol can be important, but aseptic technique is the priority to prevent infection.
Correct Answer is A
Explanation
A. A hemorrhagic stroke, especially after a ruptured cerebral aneurysm, often presents with a sudden, severe headache. This headache is typically described as the "worst headache of my life."
B. Gradual onset of several hours is more typical of an ischemic stroke, not a hemorrhagic stroke.
C. History of neurologic deficits lasting less than 1 hour would suggest a transient ischemic attack (TIA), not a hemorrhagic stroke.
D. Maintains consciousness is not typical of a hemorrhagic stroke, as the client may lose consciousness or be altered in their mental status due to the bleeding.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.
