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 D
Explanation
A. A peritoneal friction rub is a grating sound caused by inflamed surfaces of the peritoneum rubbing together.
B. Borborygmi refers to loud, gurgling bowel sounds often heard with increased intestinal motility.
C. Hypoactive bowel sounds are abnormally decreased or absent bowel sounds.
D. Borborygmi describes the normal sounds made by the movement of gas and fluid in the intestines.
Correct Answer is ["A"]
Explanation
A. Abdominal distention can occur due to gas accumulation from undigested lactose.
B. Visible peristalsis is not typically a specific clinical finding associated with lactose intolerance.
C. Hypoactive bowel sounds are not commonly associated with lactose intolerance.
D. Occasional diarrhea is a common symptom due to the inability to digest lactose properly.
E. Flatus or excessive gas production is a common symptom due to the fermentation of undigested lactose by intestinal bacteria.
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