The student nurse is studying the functioning of the nervous system. Which of the following descriptions of the central nervous system is accurate?
The central nervous system consists of the brain and electrical impulse stimulators.
The central nervous system is made up of the hypothalamus and cerebral nerves.
The central nervous system is made up of the brain and spinal cord.
The central nervous system includes the peripheral and autonomic components.
The Correct Answer is C
A. This option inaccurately includes "electrical impulse stimulators," which is not a recognized component of the central nervous system. The central nervous system comprises the brain and spinal cord.
B. The hypothalamus and cerebral nerves are parts of the nervous system but do not represent the entirety of the central nervous system.
C. The central nervous system consists specifically of the brain and spinal cord, responsible for coordinating and processing sensory information.
D. The peripheral and autonomic components belong to the broader nervous system but are not part of the central nervous system.

Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Flexion refers to bending a joint, usually decreasing the angle between two body parts.
B. Extension refers to straightening or increasing the angle between two body parts.
C. Abduction involves moving a body part away from the midline or center of the body.
D. Adduction involves moving a body part toward the midline or center of the body.
Correct Answer is D
Explanation
A. Cranial Nerve XI (Accessory nerve) is not involved in tongue movement; it controls muscles involved in head and shoulder movement.
B. Eye movement and control relate more to Cranial Nerves III, IV, and VI, which control eye muscles.
C. Hearing is primarily assessed by Cranial Nerve VIII (Vestibulocochlear nerve).
D. Cranial Nerve XI innervates the sternocleidomastoid and trapezius muscles, enabling movements like head turning and shoulder shrugging against resistance.
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.
