ATI LPN
Medical-Surgical Nursing Neurological System Questions
Question 1 of 5
A patient arrives in the emergency department with hemiparesis and dysarthria that started 2 hours previously. Health records show a history of several transient ischemic attacks (TIAs). What should the nurse anticipate for this patient?
Correct Answer: D
Rationale: Symptoms <3 hours suggest acute stroke; tPA is first-line if within window and ischemic. TIAs increase risk but don’t dictate C. [Level: Application]
Question 2 of 5
When feeding a patient with a stroke on the left side, which position would the RN place the patient?
Correct Answer: C
Rationale: High Fowler’s (upright) reduces aspiration risk during feeding. Others increase risk. [Level: Application]
Question 3 of 5
Which type of neuron carries signals from sensory receptors to the central nervous system (CNS)?
Correct Answer: C
Rationale: Sensory (afferent) neurons transmit from receptors to CNS. Motor go to effectors, interneurons connect within. [Level: Knowledge]
Question 4 of 5
Schwann cells are responsible for the production of:
Correct Answer: B
Rationale: Schwann cells myelinate PNS axons, speeding conduction. Others are unrelated. [Level: Knowledge]
Question 5 of 5
Which phase of the action potential involves the efflux of potassium ions?
Correct Answer: D
Rationale: Repolarization occurs as K+ exits, restoring the negative charge. [Level: Knowledge]