ATI LPN
Neurological Assessment Questions Questions
Question 1 of 5
The brain and sensory system of a bilaterally symmetric organism function most like
Correct Answer: B
Rationale: The brain directs the body like a pilot, processing sensory input and coordinating responses in bilaterally symmetric organisms.
Question 2 of 5
Treatments for depression often include drugs that help correct imbalances in the levels of
Correct Answer: A
Rationale: SSRIs increase serotonin levels, addressing the neurotransmitter imbalance common in depression.
Question 3 of 5
The term central nervous system refers to the:
Correct Answer: C
Rationale: The central nervous system (CNS) consists of the brain and spinal cord, excluding cranial nerves (part of the PNS except CN II and retina).
Question 4 of 5
Which one of the following is the correct sequence of events that follows a threshold potential: 1. the membrane becomes depolarized, 2. sodium channels open and sodium ions diffuse inward, 3. the membrane becomes repolarized, 4. potassium channels open and potassium ions diffuse outward while sodium is actively transported out of the cell
Correct Answer: B
Rationale: The sequence is: Na⁺ channels open (2), depolarization occurs (1), K⁺ channels open and Na⁺ is pumped out (4), repolarization follows (3).
Question 5 of 5
Loss of muscle coordination results from damage to the:
Correct Answer: C
Rationale: The cerebellum coordinates muscle movements and balance; damage causes ataxia.