ATI LPN
Medical Surgical Nursing Neurological Disorders Questions
Question 1 of 5
Multiple sclerosis results from an autoimmune disease that primarily involves
Correct Answer: B
Rationale: Multiple sclerosis is characterized by immune-mediated destruction of the myelin sheath, impairing nerve signal conduction and causing neurological deficits.
Question 2 of 5
Which of the following results from stimulation by the sympathetic nervous system?
Correct Answer: A
Rationale: The sympathetic system triggers 'fight or flight,' releasing glucose from the liver for energy, unlike parasympathetic relaxation effects.
Question 3 of 5
fMRI technology can provide significant insights into brain function by
Correct Answer: C
Rationale: fMRI detects brain activity via blood oxygen level-dependent (BOLD) signals, reflecting neural activation.
Question 4 of 5
There are---------- layers of meninges around the brain and spinal cord.
Correct Answer: C
Rationale: Three layers of meninges (dura mater, arachnoid mater, pia mater) surround and protect the brain and spinal cord.
Question 5 of 5
A neuron with a cell body located in the CNS whose primary function is connecting other neurons is called a(n):
Correct Answer: C
Rationale: Interneurons, located in the CNS, connect other neurons, facilitating signal integration, unlike efferent (motor) or afferent (sensory) neurons.