ATI LPN
Quizlet Adult Medical Surgical Head Injury Monitoring Neurological Status Questions
Question 1 of 5
The refractory period following an action potential is important for:
Correct Answer: C
Rationale: The refractory period ensures unidirectional signal travel by preventing immediate re-firing. [Level: Comprehension]
Question 2 of 5
Microglia are neuroglial cells that function as:
Correct Answer: B
Rationale: Microglia act as phagocytes, clearing debris and pathogens in the CNS. [Level: Knowledge]
Question 3 of 5
The potential space between the dura mater and arachnoid mater, which may contain blood vessels, is the:
Correct Answer: A
Rationale: The subdural space is a potential space between dura and arachnoid, prone to hematomas. [Level: Knowledge]
Question 4 of 5
Cerebrospinal fluid (CSF) is produced by the choroid plexuses and circulates through the ventricles and the subarachnoid space, providing:
Correct Answer: A
Rationale: CSF cushions and supports the brain structurally. [Level: Knowledge]
Question 5 of 5
The primary auditory cortex, responsible for processing auditory information, is found in the:
Correct Answer: C
Rationale: The primary auditory cortex, in the temporal lobe, processes sound. [Level: Knowledge]